Attenuation.sch

EESchema Schematic File Version 2
LIBS:power
LIBS:device
LIBS:transistors
LIBS:conn
LIBS:linear
LIBS:regul
LIBS:74xx
LIBS:cmos4000
LIBS:adc-dac
LIBS:memory
LIBS:xilinx
LIBS:microcontrollers
LIBS:dsp
LIBS:microchip
LIBS:analog_switches
LIBS:motorola
LIBS:texas
LIBS:intel
LIBS:audio
LIBS:interface
LIBS:digital-audio
LIBS:philips
LIBS:display
LIBS:cypress
LIBS:siliconi
LIBS:opto
LIBS:atmel
LIBS:contrib
LIBS:valves
LIBS:ftdi
LIBS:Oscillators
LIBS:Lattice_iCE40HX4K_FPGA
LIBS:my_memory
LIBS:my_oscillators
LIBS:my_power
LIBS:my_regul
LIBS:my_74xx
LIBS:MIC2005A-2
LIBS:AS4C1M16S
LIBS:adc1175
LIBS:clc4007
LIBS:DACs
LIBS:d_schottky_300mv
LIBS:lm337-n
LIBS:lm4040dym3-2
LIBS:max1720
LIBS:MCP4716
LIBS:mic7300
LIBS:multiplexors
LIBS:tcr2ef13
LIBS:voltage-references
LIBS:voltage-regulators
LIBS:switches
LIBS:mountinghole
LIBS:kobiconn_161-3507_3.5mm_jack
LIBS:kobiconn_161-3509-E_3.5mm_jack
LIBS:iCE40hxk4_dev_board-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 4 11
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L C C703
U 1 1 5965C31F
P 5225 1950
F 0 "C703" H 5250 2050 50  0000 L CNN
F 1 "22pF" H 5250 1850 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 5263 1800 50  0001 C CNN
F 3 "http://www.mouser.com/ds/2/40/U-Series-894201.pdf" H 5225 1950 50  0001 C CNN
F 4 "C0G" H 5250 2150 50  0001 C CNN "Dielectric"
F 5 "06031U220FAT2A" H 5250 2150 50  0001 C CNN "MPN"
F 6 "Ceramic" H 5250 2150 50  0001 C CNN "Type"
F 7 "100V" H 5250 2150 50  0001 C CNN "VDC"
	1    5225 1950
	1    0    0    -1  
$EndComp
$Comp
L C_Variable C705
U 1 1 5965C320
P 4700 3325
F 0 "C705" H 4725 3250 50  0000 L CNN
F 1 "5-20pF" H 4725 3175 50  0000 L CNN
F 2 "Capacitors_THT:CP_Radial_Tantal_D6.0mm_P5.00mm" H 4700 3325 50  0001 C CNN
F 3 "http://www.mouser.com/ds/2/384/659305J-204462.pdf" H 4700 3325 50  0001 C CNN
F 4 "GKG20015" H 4725 3350 50  0001 C CNN "MPN"
	1    4700 3325
	1    0    0    -1  
$EndComp
$Comp
L R R701
U 1 1 5965C321
P 4500 1700
F 0 "R701" V 4400 1700 50  0000 C CNN
F 1 "13K" V 4500 1700 50  0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 4430 1700 50  0001 C CNN
F 3 "http://www.mouser.com/ds/2/315/AOA0000C84-947596.pdf" H 4500 1700 50  0001 C CNN
F 4 "RC0603FR-0713KL" H 4400 1800 50  0001 C CNN "MPN"
	1    4500 1700
	1    0    0    -1  
$EndComp
$Comp
L R R703
U 1 1 5965C322
P 4500 2500
F 0 "R703" V 4400 2500 50  0000 C CNN
F 1 "90K9" V 4500 2500 50  0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 4430 2500 50  0001 C CNN
F 3 "http://ar.mouser.com/ProductDetail/Susumu/RR0816P-9092-D-93C/?qs=sGAEpiMZZMu61qfTUdNhG%2fDhcyQpRg8MeQD7Yc0xpN4%3d" H 4500 2500 50  0001 C CNN
F 4 "RR0816P-9092-D-93C" H 4400 2600 50  0001 C CNN "MPN"
	1    4500 2500
	1    0    0    -1  
$EndComp
$Comp
L R R704
U 1 1 5965C323
P 4500 3325
F 0 "R704" V 4400 3325 50  0000 C CNN
F 1 "10K" V 4500 3325 50  0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 4430 3325 50  0001 C CNN
F 3 "http://www.mouser.com/ds/2/303/APC-1-15.34-911303.pdf" H 4500 3325 50  0001 C CNN
F 4 "RT0603DRE0710KL" H 4400 3425 50  0001 C CNN "MPN"
	1    4500 3325
	1    0    0    -1  
$EndComp
$Comp
L C C701
U 1 1 5965C324
P 3300 1425
F 0 "C701" H 3325 1525 50  0000 L CNN
F 1 "100pF" H 3325 1325 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 3338 1275 50  0001 C CNN
F 3 "http://ar.mouser.com/ProductDetail/Murata/GRM1885C1H101GA01J/?qs=EsFwWZAkQ9eWH6Hib2v42Q%3d%3d" H 3300 1425 50  0001 C CNN
F 4 "C0G" H 3325 1625 50  0001 C CNN "Dielectric"
F 5 "GRM1885C1H101GA01J" H 3325 1625 50  0001 C CNN "MPN"
F 6 "Ceramic" H 3325 1625 50  0001 C CNN "Type"
F 7 "50V" H 3325 1625 50  0001 C CNN "VDC"
	1    3300 1425
	0    1    1    0   
$EndComp
$Comp
L C_Variable C704
U 1 1 5965C325
P 4700 2500
F 0 "C704" H 4725 2425 50  0000 L CNN
F 1 "1-3pF" H 4725 2350 50  0000 L CNN
F 2 "Capacitors_THT:CP_Radial_Tantal_D6.0mm_P5.00mm" H 4700 2500 50  0001 C CNN
F 3 "http://www.mouser.com/ds/2/384/659305J-204462.pdf" H 4700 2500 50  0001 C CNN
F 4 "GKG3R015" H 4725 2525 50  0001 C CNN "MPN"
	1    4700 2500
	1    0    0    -1  
$EndComp
$Comp
L C C709
U 1 1 5965C326
P 5225 2500
F 0 "C709" H 5250 2600 50  0000 L CNN
F 1 "180pF" H 5250 2400 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 5263 2350 50  0001 C CNN
F 3 "http://www.mouser.com/ds/2/427/vjw1bcbascomseries-223529.pdf" H 5225 2500 50  0001 C CNN
F 4 "C0G" H 5250 2700 50  0001 C CNN "Dielectric"
F 5 "VJ0603A181FXXPW1BC" H 5250 2700 50  0001 C CNN "MPN"
F 6 "Ceramic" H 5250 2700 50  0001 C CNN "Type"
F 7 "25V" H 5250 2700 50  0001 C CNN "VDC"
	1    5225 2500
	1    0    0    -1  
$EndComp
$Comp
L C C710
U 1 1 5965C327
P 5225 3325
F 0 "C710" H 5250 3425 50  0000 L CNN
F 1 "1800pF" H 5250 3225 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 5263 3175 50  0001 C CNN
F 3 "http://ar.mouser.com/ProductDetail/Murata-Electronics/GRM1885C1H182FA01D/?qs=sGAEpiMZZMs0AnBnWHyRQDoASYHpL3ZIPRwbaC1tU88%3d" H 5225 3325 50  0001 C CNN
F 4 "C0G" H 5250 3525 50  0001 C CNN "Dielectric"
F 5 "GRM1885C1H182FA01D" H 5250 3525 50  0001 C CNN "MPN"
F 6 "Ceramic" H 5250 3525 50  0001 C CNN "Type"
F 7 "50V" H 5250 3525 50  0001 C CNN "VDC"
	1    5225 3325
	1    0    0    -1  
$EndComp
$Comp
L D_Schottky_BAT54S-7-F D701
U 1 1 5965C328
P 6150 2475
F 0 "D701" V 5954 2554 50  0000 L CNN
F 1 "D_Schottky_BAT54S-7-F" V 6045 2554 50  0000 L CNN
F 2 "TO_SOT_Packages_SMD:SOT-23" H 2700 375 50  0001 C CNN
F 3 "http://ar.mouser.com/ProductDetail/ON-Semiconductor-Fairchild/BAT54S/?qs=sGAEpiMZZMtQ8nqTKtFS%2fIwmNNVNDRcYUrXGPe5oOTQ%3d" H 2700 1075 50  0001 C CNN
F 4 "BAT54S" H 5954 2654 50  0001 C CNN "MPN"
	1    6150 2475
	0    1    1    0   
$EndComp
$Comp
L CPC1017N U702
U 1 1 5965C329
P 3175 4725
F 0 "U702" V 3129 5053 50  0000 L CNN
F 1 "CPC1017N" V 3220 5053 50  0000 L CNN
F 2 "library:2.54SOP4" H -25 3875 60  0001 C CNN
F 3 "http://www.mouser.com/ds/2/205/CPC1017N-16278.pdf" H 75  3975 60  0001 C CNN
F 4 "CPC1017N" H 3129 5153 50  0001 C CNN "MPN"
	1    3175 4725
	0    -1   -1   0   
$EndComp
$Comp
L D_Schottky_BAT54S-7-F D702
U 1 1 5965C32A
P 5875 5325
F 0 "D702" V 5679 5404 50  0000 L CNN
F 1 "D_Schottky_BAT54S-7-F" V 5770 5404 50  0000 L CNN
F 2 "TO_SOT_Packages_SMD:SOT-23" H 2425 3225 50  0001 C CNN
F 3 "http://ar.mouser.com/ProductDetail/ON-Semiconductor-Fairchild/BAT54S/?qs=sGAEpiMZZMtQ8nqTKtFS%2fIwmNNVNDRcYUrXGPe5oOTQ%3d" H 2425 3925 50  0001 C CNN
F 4 "BAT54S" H 5679 5504 50  0001 C CNN "MPN"
	1    5875 5325
	0    1    1    0   
$EndComp
$Comp
L CD4051BM96 U703
U 1 1 5965C32B
P 9250 1800
F 0 "U703" H 9375 2550 50  0000 C CNN
F 1 "CD4051BM96" V 9300 1900 50  0000 C CNN
F 2 "Housings_SOIC:SOIC-16_3.9x9.9mm_Pitch1.27mm" H 5950 50  50  0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/cd4051b.pdf" H 5950 50  50  0001 C CNN
F 4 "CD4051BM96" H 9375 2650 50  0001 C CNN "MPN"
	1    9250 1800
	1    0    0    -1  
$EndComp
$Comp
L GNDA #PWR026
U 1 1 5965C32C
P 8700 1550
F 0 "#PWR026" H 8700 1300 50  0001 C CNN
F 1 "GNDA" V 8700 1300 50  0000 C CNN
F 2 "" H 8700 1550 50  0001 C CNN
F 3 "" H 8700 1550 50  0001 C CNN
	1    8700 1550
	0    1    1    0   
$EndComp
$Comp
L GNDA #PWR027
U 1 1 5965C32D
P 8700 1450
F 0 "#PWR027" H 8700 1200 50  0001 C CNN
F 1 "GNDA" V 8700 1200 50  0000 C CNN
F 2 "" H 8700 1450 50  0001 C CNN
F 3 "" H 8700 1450 50  0001 C CNN
	1    8700 1450
	0    1    1    0   
$EndComp
$Comp
L GNDA #PWR028
U 1 1 5965C32E
P 8700 1650
F 0 "#PWR028" H 8700 1400 50  0001 C CNN
F 1 "GNDA" V 8700 1400 50  0000 C CNN
F 2 "" H 8700 1650 50  0001 C CNN
F 3 "" H 8700 1650 50  0001 C CNN
	1    8700 1650
	0    1    1    0   
$EndComp
$Comp
L GNDA #PWR029
U 1 1 5965C32F
P 8700 1750
F 0 "#PWR029" H 8700 1500 50  0001 C CNN
F 1 "GNDA" V 8700 1500 50  0000 C CNN
F 2 "" H 8700 1750 50  0001 C CNN
F 3 "" H 8700 1750 50  0001 C CNN
	1    8700 1750
	0    1    1    0   
$EndComp
$Comp
L GNDA #PWR030
U 1 1 5965C330
P 8700 1850
F 0 "#PWR030" H 8700 1600 50  0001 C CNN
F 1 "GNDA" V 8700 1600 50  0000 C CNN
F 2 "" H 8700 1850 50  0001 C CNN
F 3 "" H 8700 1850 50  0001 C CNN
	1    8700 1850
	0    1    1    0   
$EndComp
$Comp
L CD4051BM96 U704
U 1 1 5965C331
P 9275 4525
F 0 "U704" H 9400 5275 50  0000 C CNN
F 1 "CD4051BM96" V 9325 4625 50  0000 C CNN
F 2 "Housings_SOIC:SOIC-16_3.9x9.9mm_Pitch1.27mm" H 5975 2775 50  0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/cd4051b.pdf" H 5975 2775 50  0001 C CNN
F 4 "CD4051BM96" H 9400 5375 50  0001 C CNN "MPN"
	1    9275 4525
	1    0    0    -1  
$EndComp
$Comp
L GNDA #PWR031
U 1 1 5965C332
P 8725 4275
F 0 "#PWR031" H 8725 4025 50  0001 C CNN
F 1 "GNDA" V 8725 4025 50  0000 C CNN
F 2 "" H 8725 4275 50  0001 C CNN
F 3 "" H 8725 4275 50  0001 C CNN
	1    8725 4275
	0    1    1    0   
$EndComp
$Comp
L GNDA #PWR032
U 1 1 5965C333
P 8725 4175
F 0 "#PWR032" H 8725 3925 50  0001 C CNN
F 1 "GNDA" V 8725 3925 50  0000 C CNN
F 2 "" H 8725 4175 50  0001 C CNN
F 3 "" H 8725 4175 50  0001 C CNN
	1    8725 4175
	0    1    1    0   
$EndComp
$Comp
L GNDA #PWR033
U 1 1 5965C334
P 8725 4375
F 0 "#PWR033" H 8725 4125 50  0001 C CNN
F 1 "GNDA" V 8725 4125 50  0000 C CNN
F 2 "" H 8725 4375 50  0001 C CNN
F 3 "" H 8725 4375 50  0001 C CNN
	1    8725 4375
	0    1    1    0   
$EndComp
$Comp
L GNDA #PWR034
U 1 1 5965C335
P 8725 4475
F 0 "#PWR034" H 8725 4225 50  0001 C CNN
F 1 "GNDA" V 8725 4225 50  0000 C CNN
F 2 "" H 8725 4475 50  0001 C CNN
F 3 "" H 8725 4475 50  0001 C CNN
	1    8725 4475
	0    1    1    0   
$EndComp
$Comp
L GNDA #PWR035
U 1 1 5965C336
P 8725 4575
F 0 "#PWR035" H 8725 4325 50  0001 C CNN
F 1 "GNDA" V 8725 4325 50  0000 C CNN
F 2 "" H 8725 4575 50  0001 C CNN
F 3 "" H 8725 4575 50  0001 C CNN
	1    8725 4575
	0    1    1    0   
$EndComp
$Comp
L CPC1017N U701
U 1 1 5965C337
P 3300 1875
F 0 "U701" V 3254 2203 50  0000 L CNN
F 1 "CPC1017N" V 3345 2203 50  0000 L CNN
F 2 "library:2.54SOP4" H 100 1025 60  0001 C CNN
F 3 "http://www.mouser.com/ds/2/205/CPC1017N-16278.pdf" H 200 1125 60  0001 C CNN
F 4 "CPC1017N" H 3254 2303 50  0001 C CNN "MPN"
	1    3300 1875
	0    -1   -1   0   
$EndComp
$Comp
L R R702
U 1 1 5965C338
P 4500 2050
F 0 "R702" V 4400 2050 50  0000 C CNN
F 1 "887K" V 4500 2050 50  0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 4430 2050 50  0001 C CNN
F 3 "http://www.mouser.com/ds/2/447/RC0603-272842.pdf" H 4500 2050 50  0001 C CNN
F 4 "RC0603FR-07887KL" H 4400 2150 50  0001 C CNN "MPN"
	1    4500 2050
	1    0    0    -1  
$EndComp
$Comp
L C C706
U 1 1 5965C339
P 5100 4750
F 0 "C706" H 5125 4850 50  0000 L CNN
F 1 "22pF" H 5125 4650 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 5138 4600 50  0001 C CNN
F 3 "http://www.mouser.com/ds/2/40/U-Series-894201.pdf" H 5100 4750 50  0001 C CNN
F 4 "C0G" H 5125 4950 50  0001 C CNN "Dielectric"
F 5 "06031U220FAT2A" H 5125 4950 50  0001 C CNN "MPN"
F 6 "Ceramic" H 5125 4950 50  0001 C CNN "Type"
F 7 "100V" H 5125 4950 50  0001 C CNN "VDC"
	1    5100 4750
	1    0    0    -1  
$EndComp
$Comp
L C_Variable C708
U 1 1 5965C33A
P 4575 6225
F 0 "C708" H 4600 6150 50  0000 L CNN
F 1 "5-20pF" H 4600 6075 50  0000 L CNN
F 2 "Capacitors_THT:CP_Radial_Tantal_D6.0mm_P5.00mm" H 4575 6225 50  0001 C CNN
F 3 "http://www.mouser.com/ds/2/384/659305J-204462.pdf" H 4575 6225 50  0001 C CNN
F 4 "GKG20015" H 4600 6250 50  0001 C CNN "MPN"
	1    4575 6225
	1    0    0    -1  
$EndComp
$Comp
L R R705
U 1 1 5965C33B
P 4375 4550
F 0 "R705" V 4275 4550 50  0000 C CNN
F 1 "13K" V 4375 4550 50  0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 4305 4550 50  0001 C CNN
F 3 "http://www.mouser.com/ds/2/315/AOA0000C84-947596.pdf" H 4375 4550 50  0001 C CNN
F 4 "RC0603FR-0713KL" H 4275 4650 50  0001 C CNN "MPN"
	1    4375 4550
	1    0    0    -1  
$EndComp
$Comp
L R R707
U 1 1 5965C33C
P 4375 5350
F 0 "R707" V 4275 5350 50  0000 C CNN
F 1 "90K9" V 4375 5350 50  0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 4305 5350 50  0001 C CNN
F 3 "http://ar.mouser.com/ProductDetail/Susumu/RR0816P-9092-D-93C/?qs=sGAEpiMZZMu61qfTUdNhG%2fDhcyQpRg8MeQD7Yc0xpN4%3d" H 4375 5350 50  0001 C CNN
F 4 "RR0816P-9092-D-93C" H 4275 5450 50  0001 C CNN "MPN"
	1    4375 5350
	1    0    0    -1  
$EndComp
$Comp
L R R708
U 1 1 5965C33D
P 4375 6225
F 0 "R708" V 4275 6225 50  0000 C CNN
F 1 "10K" V 4375 6225 50  0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 4305 6225 50  0001 C CNN
F 3 "http://www.mouser.com/ds/2/303/APC-1-15.34-911303.pdf" H 4375 6225 50  0001 C CNN
F 4 "RT0603DRE0710KL" H 4275 6325 50  0001 C CNN "MPN"
	1    4375 6225
	1    0    0    -1  
$EndComp
$Comp
L C_Variable C707
U 1 1 5965C33E
P 4575 5350
F 0 "C707" H 4600 5275 50  0000 L CNN
F 1 "1-3pF" H 4600 5200 50  0000 L CNN
F 2 "Capacitors_THT:CP_Radial_Tantal_D6.0mm_P5.00mm" H 4575 5350 50  0001 C CNN
F 3 "http://www.mouser.com/ds/2/384/659305J-204462.pdf" H 4575 5350 50  0001 C CNN
F 4 "GKG3R015" H 4600 5375 50  0001 C CNN "MPN"
	1    4575 5350
	1    0    0    -1  
$EndComp
$Comp
L C C711
U 1 1 5965C33F
P 5100 5350
F 0 "C711" H 5125 5450 50  0000 L CNN
F 1 "180pF" H 5125 5250 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 5138 5200 50  0001 C CNN
F 3 "http://www.mouser.com/ds/2/427/vjw1bcbascomseries-223529.pdf" H 5100 5350 50  0001 C CNN
F 4 "C0G" H 5125 5550 50  0001 C CNN "Dielectric"
F 5 "VJ0603A181FXXPW1BC" H 5125 5550 50  0001 C CNN "MPN"
F 6 "Ceramic" H 5125 5550 50  0001 C CNN "Type"
F 7 "25V" H 5125 5550 50  0001 C CNN "VDC"
	1    5100 5350
	1    0    0    -1  
$EndComp
$Comp
L C C712
U 1 1 5965C340
P 5100 6225
F 0 "C712" H 5125 6325 50  0000 L CNN
F 1 "1800pF" H 5125 6125 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 5138 6075 50  0001 C CNN
F 3 "http://ar.mouser.com/ProductDetail/Murata-Electronics/GRM1885C1H182FA01D/?qs=sGAEpiMZZMs0AnBnWHyRQDoASYHpL3ZIPRwbaC1tU88%3d" H 5100 6225 50  0001 C CNN
F 4 "C0G" H 5125 6425 50  0001 C CNN "Dielectric"
F 5 "GRM1885C1H182FA01D" H 5125 6425 50  0001 C CNN "MPN"
F 6 "Ceramic" H 5125 6425 50  0001 C CNN "Type"
F 7 "50V" H 5125 6425 50  0001 C CNN "VDC"
	1    5100 6225
	1    0    0    -1  
$EndComp
$Comp
L R R706
U 1 1 5965C341
P 4375 4900
F 0 "R706" V 4275 4900 50  0000 C CNN
F 1 "887K" V 4375 4900 50  0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 4305 4900 50  0001 C CNN
F 3 "http://www.mouser.com/ds/2/447/RC0603-272842.pdf" H 4375 4900 50  0001 C CNN
F 4 "RC0603FR-07887KL" H 4275 5000 50  0001 C CNN "MPN"
	1    4375 4900
	1    0    0    -1  
$EndComp
$Comp
L C C702
U 1 1 5965C342
P 3175 4275
F 0 "C702" H 3200 4375 50  0000 L CNN
F 1 "100pF" H 3200 4175 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 3213 4125 50  0001 C CNN
F 3 "http://ar.mouser.com/ProductDetail/Murata/GRM1885C1H101GA01J/?qs=EsFwWZAkQ9eWH6Hib2v42Q%3d%3d" H 3175 4275 50  0001 C CNN
F 4 "C0G" H 3200 4475 50  0001 C CNN "Dielectric"
F 5 "GRM1885C1H101GA01J" H 3200 4475 50  0001 C CNN "MPN"
F 6 "Ceramic" H 3200 4475 50  0001 C CNN "Type"
F 7 "50V" H 3200 4475 50  0001 C CNN "VDC"
	1    3175 4275
	0    1    1    0   
$EndComp
$Comp
L R_Small R710
U 1 1 5967F665
P 4500 2850
F 0 "R710" V 4400 2800 50  0000 L CNN
F 1 "0R" V 4575 2775 50  0000 L CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" H 4500 2850 50  0001 C CNN
F 3 "http://www.mouser.com/ds/2/447/PYu-RC1206_51_RoHS_L-4-349080.pdf" H 4500 2850 50  0001 C CNN
F 4 "2A" V 4500 2850 60  0001 C CNN "Current Max."
F 5 "RC1206JR-070RL" H 4400 2900 50  0001 C CNN "MPN"
	1    4500 2850
	-1   0    0    1   
$EndComp
$Comp
L C_Variable C714
U 1 1 5967FFA6
P 4700 1850
F 0 "C714" H 4725 1775 50  0000 L CNN
F 1 "Not used" H 4725 1700 50  0000 L CNN
F 2 "Capacitors_THT:CP_Radial_Tantal_D6.0mm_P5.00mm" H 4700 1850 50  0001 C CNN
F 3 "" H 4700 1850 50  0001 C CNN
F 4 "1" H 4700 1850 60  0001 C CNN "DNP"
F 5 "1" H 4725 1875 50  0001 C CNN "VDC"
	1    4700 1850
	1    0    0    -1  
$EndComp
$Comp
L R_Small R709
U 1 1 59681947
P 4375 5675
F 0 "R709" V 4275 5625 50  0000 L CNN
F 1 "0R" V 4450 5600 50  0000 L CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" H 4375 5675 50  0001 C CNN
F 3 "http://www.mouser.com/ds/2/447/PYu-RC1206_51_RoHS_L-4-349080.pdf" H 4375 5675 50  0001 C CNN
F 4 "2A" V 4375 5675 60  0001 C CNN "Current Max."
F 5 "RC1206JR-070RL" H 4275 5725 50  0001 C CNN "MPN"
	1    4375 5675
	-1   0    0    1   
$EndComp
$Comp
L C_Variable C713
U 1 1 59683E8B
P 4575 4725
F 0 "C713" H 4600 4650 50  0000 L CNN
F 1 "Not used" H 4600 4575 50  0000 L CNN
F 2 "Capacitors_THT:CP_Radial_Tantal_D6.0mm_P5.00mm" H 4575 4725 50  0001 C CNN
F 3 "" H 4575 4725 50  0001 C CNN
F 4 "1" H 4575 4725 60  0001 C CNN "DNP"
F 5 "1" H 4600 4750 50  0001 C CNN "VDC"
	1    4575 4725
	1    0    0    -1  
$EndComp
$Comp
L CONN_01X02 J601
U 1 1 599C8EB6
P 7800 1400
F 0 "J601" H 7800 1550 50  0000 C CNN
F 1 "CONN_01X02" V 7900 1400 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x02_Pitch1.27mm" H 7800 1400 50  0001 C CNN
F 3 "http://ar.mouser.com/Connectors/Headers-Wire-Housings/_/N-ay0lo?P=1ytkls2Z1z0spqhZ1z0z5h6Z1z0wxo9Z1yzv7x1Z1yvsm2a&Ns=#%7c0" H 7800 1400 50  0001 C CNN
F 4 "M50-3030242" H 7800 1650 50  0001 C CNN "MPN"
	1    7800 1400
	-1   0    0    1   
$EndComp
$Comp
L CONN_01X02 J602
U 1 1 599C913B
P 7800 4125
F 0 "J602" H 7800 4275 50  0000 C CNN
F 1 "CONN_01X02" V 7900 4125 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x02_Pitch1.27mm" H 7800 4125 50  0001 C CNN
F 3 "http://ar.mouser.com/Connectors/Headers-Wire-Housings/_/N-ay0lo?P=1ytkls2Z1z0spqhZ1z0z5h6Z1z0wxo9Z1yzv7x1Z1yvsm2a&Ns=#%7c0" H 7800 4125 50  0001 C CNN
F 4 "M50-3030242" H 7800 4375 50  0001 C CNN "MPN"
	1    7800 4125
	-1   0    0    1   
$EndComp
$Comp
L CONN_01X01 J405
U 1 1 599EC0AF
P 10025 1600
F 0 "J405" H 10025 1700 50  0000 C CNN
F 1 "Testpoint" V 10125 1600 50  0000 C CNN
F 2 "library:TestPoint" H 10025 1600 50  0001 C CNN
F 3 "" H 10025 1600 50  0001 C CNN
F 4 "1" H 10025 1800 50  0001 C CNN "DNP"
	1    10025 1600
	1    0    0    -1  
$EndComp
$Comp
L CONN_01X01 J406
U 1 1 599EC0FA
P 10150 3725
F 0 "J406" H 10150 3825 50  0000 C CNN
F 1 "Testpoint" V 10250 3725 50  0000 C CNN
F 2 "library:TestPoint" H 10150 3725 50  0001 C CNN
F 3 "" H 10150 3725 50  0001 C CNN
F 4 "1" H 10150 3925 50  0001 C CNN "DNP"
	1    10150 3725
	1    0    0    -1  
$EndComp
$Comp
L CONN_01X01 J402
U 1 1 599EC1CA
P 5825 4325
F 0 "J402" H 5825 4425 50  0000 C CNN
F 1 "Testpoint" V 5925 4325 50  0000 C CNN
F 2 "library:TestPoint" H 5825 4325 50  0001 C CNN
F 3 "" H 5825 4325 50  0001 C CNN
F 4 "1" H 5825 4525 50  0001 C CNN "DNP"
	1    5825 4325
	1    0    0    -1  
$EndComp
$Comp
L CONN_01X01 J401
U 1 1 599EC2EF
P 5675 6200
F 0 "J401" H 5675 6300 50  0000 C CNN
F 1 "Testpoint" V 5775 6200 50  0000 C CNN
F 2 "library:TestPoint" H 5675 6200 50  0001 C CNN
F 3 "" H 5675 6200 50  0001 C CNN
F 4 "1" H 5675 6400 50  0001 C CNN "DNP"
	1    5675 6200
	1    0    0    -1  
$EndComp
$Comp
L CONN_01X01 J404
U 1 1 599EC39F
P 5950 3200
F 0 "J404" H 5950 3300 50  0000 C CNN
F 1 "Testpoint" V 6050 3200 50  0000 C CNN
F 2 "library:TestPoint" H 5950 3200 50  0001 C CNN
F 3 "" H 5950 3200 50  0001 C CNN
F 4 "1" H 5950 3400 50  0001 C CNN "DNP"
	1    5950 3200
	1    0    0    -1  
$EndComp
$Comp
L CONN_01X01 J403
U 1 1 599EC468
P 5850 1975
F 0 "J403" H 5850 2075 50  0000 C CNN
F 1 "Testpoint" V 5950 1975 50  0000 C CNN
F 2 "library:TestPoint" H 5850 1975 50  0001 C CNN
F 3 "" H 5850 1975 50  0001 C CNN
F 4 "1" H 5850 2175 50  0001 C CNN "DNP"
	1    5850 1975
	1    0    0    -1  
$EndComp
Text HLabel 8700 2050 0    60   Input ~ 0
CHA_ATT_SEL_0
Text HLabel 8700 2150 0    60   Input ~ 0
CHA_ATT_SEL_1
Text HLabel 8700 2250 0    60   Input ~ 0
CHA_ATT_SEL_2
Text HLabel 8700 2450 0    60   Input ~ 0
CHA_ATT_EN
Text HLabel 950  1175 0    60   Input ~ 0
VDD_A
Text HLabel 8725 4775 0    60   Input ~ 0
CHB_ATT_SEL_0
Text HLabel 8725 4875 0    60   Input ~ 0
CHB_ATT_SEL_1
Text HLabel 8725 4975 0    60   Input ~ 0
CHB_ATT_SEL_2
Text HLabel 8725 5175 0    60   Input ~ 0
CHB_ATT_EN
Text HLabel 2925 1425 0    60   Input ~ 0
CHA_IN
Text HLabel 2825 4275 0    60   Input ~ 0
CHB_IN
Text HLabel 9925 1300 2    60   Input ~ 0
CHA_OUT
Text HLabel 10025 4025 2    60   Input ~ 0
CHB_OUT
Text HLabel 2950 2275 0    60   Input ~ 0
CHA_DC_COUPLING
Text HLabel 2825 5125 0    60   Input ~ 0
CHB_DC_COUPLING
Text HLabel 950  625  0    60   Input ~ 0
GND_A
Text HLabel 950  875  0    60   Input ~ 0
GND_D
Text Label 6375 2275 0    60   ~ 0
CHA_ATT_20dB
Text Label 5475 3050 0    60   ~ 0
CHA_ATT_40dB
Text Label 5350 5950 0    60   ~ 0
CHB_ATT_40dB
Text Label 6100 5125 0    60   ~ 0
CHB_ATT_20dB
Text Label 8700 1150 2    60   ~ 0
CHA_ATT_20dB
Text Label 8700 1250 2    60   ~ 0
CHA_ATT_40dB
Text Label 8725 3875 2    60   ~ 0
CHB_ATT_20dB
Text Label 8725 3975 2    60   ~ 0
CHB_ATT_40dB
Text Label 1125 1175 0    60   ~ 0
VDD_A
Text HLabel 950  1325 0    60   Input ~ 0
VSS_A
Text Label 1125 1325 0    60   ~ 0
VSS_A
Text Label 9250 950  1    60   ~ 0
VDD_A
Text Label 6225 1825 0    60   ~ 0
VDD_A
Text Label 6225 2750 0    60   ~ 0
VSS_A
Text Label 9400 2650 3    60   ~ 0
VSS_A
Text Label 9425 5375 3    60   ~ 0
VSS_A
Text Label 5975 5625 0    60   ~ 0
VSS_A
Text Label 5950 4675 0    60   ~ 0
VDD_A
Text Label 9275 3675 1    60   ~ 0
VDD_A
Text Label 1125 625  0    60   ~ 0
GND_A
Text Label 1125 875  0    60   ~ 0
GND_D
Text Label 4500 3700 3    60   ~ 0
GND_A
Text Label 9225 5375 3    60   ~ 0
GND_A
Text Label 9200 2650 3    60   ~ 0
GND_A
Text Label 3450 2325 3    60   ~ 0
GND_D
Text Label 3325 5175 3    60   ~ 0
GND_D
Text Label 4375 6600 3    60   ~ 0
GND_A
Text Notes 6700 1825 0    60   ~ 0
Test Point. \nConnect to channel offset B.
Text Notes 6750 4425 0    60   ~ 0
Test Point. \nConnect to channel offset A.
Text Label 8125 1450 3    60   ~ 0
GND_A
Text Label 8200 4175 3    60   ~ 0
GND_A
Wire Wire Line
	4500 1550 5225 1550
Wire Wire Line
	3450 1425 4600 1425
Wire Wire Line
	4600 1425 4600 1550
Wire Wire Line
	6225 1825 6150 1825
Wire Wire Line
	6150 1825 6150 2025
Wire Wire Line
	6150 2750 6225 2750
Wire Wire Line
	4500 2275 6375 2275
Wire Wire Line
	6150 2750 6150 2625
Wire Wire Line
	3325 4275 4475 4275
Wire Wire Line
	5950 4675 5875 4675
Wire Wire Line
	5875 4675 5875 4875
Wire Wire Line
	4375 5125 6100 5125
Wire Wire Line
	2825 5125 3025 5125
Wire Wire Line
	1125 625  950  625 
Wire Wire Line
	950  875  1125 875 
Wire Wire Line
	1125 1325 950  1325
Wire Wire Line
	950  1175 1125 1175
Wire Wire Line
	3325 5175 3325 5125
Wire Wire Line
	2825 4275 3025 4275
Wire Wire Line
	2925 4325 2925 4275
Wire Wire Line
	3425 4275 3425 4325
Wire Wire Line
	2925 1425 3150 1425
Wire Wire Line
	2950 2275 3150 2275
Wire Wire Line
	3450 2325 3450 2275
Wire Wire Line
	3050 1475 3050 1425
Wire Wire Line
	3550 1475 3550 1425
Wire Wire Line
	4500 1900 4500 1850
Wire Wire Line
	4500 2200 4500 2350
Wire Wire Line
	4500 3475 4500 3700
Wire Wire Line
	4500 3600 5225 3600
Wire Wire Line
	4700 3600 4700 3475
Wire Wire Line
	5225 3600 5225 3475
Wire Wire Line
	4500 3050 5475 3050
Wire Wire Line
	4475 4275 4475 4400
Wire Wire Line
	4375 4750 4375 4700
Wire Wire Line
	4375 5050 4375 5200
Wire Wire Line
	4375 6375 4375 6600
Wire Wire Line
	4375 6500 5100 6500
Wire Wire Line
	4575 6500 4575 6375
Wire Wire Line
	5100 6500 5100 6375
Wire Wire Line
	4375 5775 4375 6075
Wire Wire Line
	4575 5500 4575 6075
Wire Wire Line
	5100 5500 5100 6075
Wire Wire Line
	4375 5950 5475 5950
Wire Wire Line
	5100 4900 5100 5200
Wire Wire Line
	5875 5625 5975 5625
Wire Wire Line
	5875 5475 5875 5625
Wire Wire Line
	4500 2750 4500 2650
Wire Wire Line
	5225 2100 5225 2350
Wire Wire Line
	4500 2950 4500 3175
Wire Wire Line
	4700 2650 4700 3175
Wire Wire Line
	5225 2650 5225 3175
Wire Wire Line
	4700 2000 4700 2350
Wire Wire Line
	5225 1550 5225 1800
Wire Wire Line
	4700 2275 4675 2275
Wire Wire Line
	4700 1700 4700 1550
Wire Wire Line
	4375 5575 4375 5500
Wire Wire Line
	4575 4875 4575 5200
Wire Wire Line
	4575 4400 4575 4575
Wire Wire Line
	4375 4400 5100 4400
Wire Wire Line
	5100 4400 5100 4600
Wire Wire Line
	8000 1350 8700 1350
Wire Wire Line
	8000 4075 8725 4075
Wire Wire Line
	8000 1450 8125 1450
Wire Wire Line
	8000 4175 8200 4175
Wire Wire Line
	5650 1975 5650 2275
Wire Wire Line
	5650 2275 5675 2275
Wire Wire Line
	5475 5950 5475 6200
Wire Wire Line
	5625 4325 5625 5125
Wire Wire Line
	5750 3200 5475 3200
Wire Wire Line
	5475 3200 5475 3050
Wire Wire Line
	9800 1300 9925 1300
Wire Wire Line
	9825 1600 9825 1300
Wire Wire Line
	9825 4025 10025 4025
Wire Wire Line
	9950 3725 9950 4025
Connection ~ 4600 1550
Connection ~ 3550 1425
Connection ~ 3050 1425
Connection ~ 6050 2275
Connection ~ 3425 4275
Connection ~ 2925 4275
Connection ~ 5775 5125
Connection ~ 4500 2275
Connection ~ 4500 3600
Connection ~ 4700 3600
Connection ~ 5225 3050
Connection ~ 4700 3050
Connection ~ 4500 3050
Connection ~ 4700 2275
Connection ~ 5225 2275
Connection ~ 4475 4400
Connection ~ 4375 5125
Connection ~ 4375 6500
Connection ~ 4575 6500
Connection ~ 5100 5950
Connection ~ 4575 5950
Connection ~ 4375 5950
Connection ~ 4575 5125
Connection ~ 5100 5125
Connection ~ 4675 2275
Connection ~ 4700 1550
Connection ~ 4575 4400
Connection ~ 5675 2275
Connection ~ 5625 5125
Connection ~ 9825 1300
Connection ~ 9950 4025
$EndSCHEMATC