EESchema Schematic File Version 2
LIBS:74xx
LIBS:Device
LIBS:Connector
LIBS:power
LIBS:Connector_Generic
LIBS:Connector_Generic_MountingPin
LIBS:Regulator_Linear
LIBS:multiplexer-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 2 7
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L 74HC4051 U3.1
U 1 1 5AFC50F9
P 3100 2500
AR Path="/0000BB11/5AFC50F9" Ref="U3.1"  Part="1" 
AR Path="/0000BB22/5AFC50F9" Ref="U3.2"  Part="1" 
AR Path="/0000BB33/5AFC50F9" Ref="U3.3"  Part="1" 
AR Path="/0000BB44/5AFC50F9" Ref="U3.4"  Part="1" 
AR Path="/0000BB55/5AFC50F9" Ref="U3.5"  Part="1" 
AR Path="/0000BB66/5AFC50F9" Ref="U3.6"  Part="1" 
F 0 "U3.5" H 2900 2950 50  0000 C CNN
F 1 "74HC4051" H 3350 3000 50  0000 C CNN
F 2 "Package_SO.pretty:SOIC-16_3.9x9.9mm_P1.27mm" H 3100 2100 50  0001 C CNN
F 3 "" H 3100 2100 50  0001 C CNN
	1    3100 2500
	1    0    0    -1  
$EndComp
$Comp
L +5V #PWR029
U 1 1 5AFC5100
P 3100 1950
AR Path="/0000BB11/5AFC5100" Ref="#PWR029"  Part="1" 
AR Path="/0000BB22/5AFC5100" Ref="#PWR036"  Part="1" 
AR Path="/0000BB33/5AFC5100" Ref="#PWR043"  Part="1" 
AR Path="/0000BB44/5AFC5100" Ref="#PWR050"  Part="1" 
AR Path="/0000BB55/5AFC5100" Ref="#PWR057"  Part="1" 
AR Path="/0000BB66/5AFC5100" Ref="#PWR064"  Part="1" 
F 0 "#PWR057" H 3100 1800 50  0001 C CNN
F 1 "+5V" H 3100 2090 50  0000 C CNN
F 2 "" H 3100 1950 50  0001 C CNN
F 3 "" H 3100 1950 50  0001 C CNN
	1    3100 1950
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR030
U 1 1 5AFC5106
P 3200 3150
AR Path="/0000BB11/5AFC5106" Ref="#PWR030"  Part="1" 
AR Path="/0000BB22/5AFC5106" Ref="#PWR037"  Part="1" 
AR Path="/0000BB33/5AFC5106" Ref="#PWR044"  Part="1" 
AR Path="/0000BB44/5AFC5106" Ref="#PWR051"  Part="1" 
AR Path="/0000BB55/5AFC5106" Ref="#PWR058"  Part="1" 
AR Path="/0000BB66/5AFC5106" Ref="#PWR065"  Part="1" 
F 0 "#PWR058" H 3200 2900 50  0001 C CNN
F 1 "GND" H 3200 3000 50  0000 C CNN
F 2 "" H 3200 3150 50  0001 C CNN
F 3 "" H 3200 3150 50  0001 C CNN
	1    3200 3150
	1    0    0    -1  
$EndComp
$Comp
L R R1.1
U 1 1 5AFC5111
P 2750 3050
AR Path="/0000BB11/5AFC5111" Ref="R1.1"  Part="1" 
AR Path="/0000BB22/5AFC5111" Ref="R1.2"  Part="1" 
AR Path="/0000BB33/5AFC5111" Ref="R1.3"  Part="1" 
AR Path="/0000BB44/5AFC5111" Ref="R1.4"  Part="1" 
AR Path="/0000BB55/5AFC5111" Ref="R1.5"  Part="1" 
AR Path="/0000BB66/5AFC5111" Ref="R1.6"  Part="1" 
F 0 "R1.5" V 2830 3050 50  0000 C CNN
F 1 "47k" V 2750 3050 50  0000 C CNN
F 2 "Resistor_SMD.pretty:R_0805_2012Metric_Pad1.29x1.40mm_HandSolder" V 2680 3050 50  0001 C CNN
F 3 "" H 2750 3050 50  0001 C CNN
	1    2750 3050
	1    0    0    -1  
$EndComp
$Comp
L +5V #PWR031
U 1 1 5AFC5118
P 2750 3250
AR Path="/0000BB11/5AFC5118" Ref="#PWR031"  Part="1" 
AR Path="/0000BB22/5AFC5118" Ref="#PWR038"  Part="1" 
AR Path="/0000BB33/5AFC5118" Ref="#PWR045"  Part="1" 
AR Path="/0000BB44/5AFC5118" Ref="#PWR052"  Part="1" 
AR Path="/0000BB55/5AFC5118" Ref="#PWR059"  Part="1" 
AR Path="/0000BB66/5AFC5118" Ref="#PWR066"  Part="1" 
F 0 "#PWR059" H 2750 3100 50  0001 C CNN
F 1 "+5V" H 2750 3390 50  0000 C CNN
F 2 "" H 2750 3250 50  0001 C CNN
F 3 "" H 2750 3250 50  0001 C CNN
	1    2750 3250
	-1   0    0    1   
$EndComp
$Comp
L Conn_02x08_Top_Bottom J3.1
U 1 1 5AFC511E
P 5250 2150
AR Path="/0000BB11/5AFC511E" Ref="J3.1"  Part="1" 
AR Path="/0000BB22/5AFC511E" Ref="J3.2"  Part="1" 
AR Path="/0000BB33/5AFC511E" Ref="J3.3"  Part="1" 
AR Path="/0000BB44/5AFC511E" Ref="J3.4"  Part="1" 
AR Path="/0000BB55/5AFC511E" Ref="J3.5"  Part="1" 
AR Path="/0000BB66/5AFC511E" Ref="J3.6"  Part="1" 
F 0 "J3.5" H 5300 2550 50  0000 C CNN
F 1 "SDA/SCL" H 5300 1650 50  0000 C CNN
F 2 "mylib:8pair" H 5250 2150 50  0001 C CNN
F 3 "" H 5250 2150 50  0001 C CNN
	1    5250 2150
	1    0    0    -1  
$EndComp
Wire Wire Line
	3100 1950 3100 2000
Wire Wire Line
	3200 3150 3200 3100
Wire Wire Line
	3200 3100 3100 3100
Connection ~ 3200 3100
Wire Wire Line
	2750 3250 2750 3200
Wire Wire Line
	2750 2900 2750 2800
Wire Wire Line
	2750 2800 2800 2800
Text Label 3500 2900 0    60   ~ 0
CH7
Text Label 3500 2800 0    60   ~ 0
CH6
Text Label 3500 2700 0    60   ~ 0
CH5
Text Label 3500 2600 0    60   ~ 0
CH4
Text Label 3500 2500 0    60   ~ 0
CH3
Text Label 3500 2400 0    60   ~ 0
CH2
Text Label 3500 2300 0    60   ~ 0
CH1
Text Label 3500 2200 0    60   ~ 0
CH0
Text Label 5050 2150 2    60   ~ 0
CH7
Text Label 5050 2250 2    60   ~ 0
CH6
Text Label 5050 2050 2    60   ~ 0
CH5
Text Label 5050 2350 2    60   ~ 0
CH4
Text Label 5050 1850 2    60   ~ 0
CH3
Text Label 5050 2550 2    60   ~ 0
CH2
Text Label 5050 2450 2    60   ~ 0
CH1
Text Label 5050 1950 2    60   ~ 0
CH0
Wire Wire Line
	5550 1800 5550 2550
Connection ~ 5550 1850
$Comp
L R R4.1
U 1 1 5AFC513F
P 4750 2750
AR Path="/0000BB11/5AFC513F" Ref="R4.1"  Part="1" 
AR Path="/0000BB22/5AFC513F" Ref="R4.2"  Part="1" 
AR Path="/0000BB33/5AFC513F" Ref="R4.3"  Part="1" 
AR Path="/0000BB44/5AFC513F" Ref="R4.4"  Part="1" 
AR Path="/0000BB55/5AFC513F" Ref="R4.5"  Part="1" 
AR Path="/0000BB66/5AFC513F" Ref="R4.6"  Part="1" 
F 0 "R4.5" V 4830 2750 50  0000 C CNN
F 1 "4k7" V 4750 2750 50  0000 C CNN
F 2 "Resistor_SMD.pretty:R_0805_2012Metric_Pad1.29x1.40mm_HandSolder" V 4680 2750 50  0001 C CNN
F 3 "" H 4750 2750 50  0001 C CNN
	1    4750 2750
	-1   0    0    1   
$EndComp
$Comp
L R R6.1
U 1 1 5AFC5146
P 4900 2750
AR Path="/0000BB11/5AFC5146" Ref="R6.1"  Part="1" 
AR Path="/0000BB22/5AFC5146" Ref="R6.2"  Part="1" 
AR Path="/0000BB33/5AFC5146" Ref="R6.3"  Part="1" 
AR Path="/0000BB44/5AFC5146" Ref="R6.4"  Part="1" 
AR Path="/0000BB55/5AFC5146" Ref="R6.5"  Part="1" 
AR Path="/0000BB66/5AFC5146" Ref="R6.6"  Part="1" 
F 0 "R6.5" V 4980 2750 50  0000 C CNN
F 1 "4k7" V 4900 2750 50  0000 C CNN
F 2 "Resistor_SMD.pretty:R_0805_2012Metric_Pad1.29x1.40mm_HandSolder" V 4830 2750 50  0001 C CNN
F 3 "" H 4900 2750 50  0001 C CNN
	1    4900 2750
	-1   0    0    1   
$EndComp
$Comp
L R R2.1
U 1 1 5AFC514D
P 4600 2750
AR Path="/0000BB11/5AFC514D" Ref="R2.1"  Part="1" 
AR Path="/0000BB22/5AFC514D" Ref="R2.2"  Part="1" 
AR Path="/0000BB33/5AFC514D" Ref="R2.3"  Part="1" 
AR Path="/0000BB44/5AFC514D" Ref="R2.4"  Part="1" 
AR Path="/0000BB55/5AFC514D" Ref="R2.5"  Part="1" 
AR Path="/0000BB66/5AFC514D" Ref="R2.6"  Part="1" 
F 0 "R2.5" V 4680 2750 50  0000 C CNN
F 1 "4k7" V 4600 2750 50  0000 C CNN
F 2 "Resistor_SMD.pretty:R_0805_2012Metric_Pad1.29x1.40mm_HandSolder" V 4530 2750 50  0001 C CNN
F 3 "" H 4600 2750 50  0001 C CNN
	1    4600 2750
	-1   0    0    1   
$EndComp
$Comp
L R R7.1
U 1 1 5AFC5154
P 4950 3050
AR Path="/0000BB11/5AFC5154" Ref="R7.1"  Part="1" 
AR Path="/0000BB22/5AFC5154" Ref="R7.2"  Part="1" 
AR Path="/0000BB33/5AFC5154" Ref="R7.3"  Part="1" 
AR Path="/0000BB44/5AFC5154" Ref="R7.4"  Part="1" 
AR Path="/0000BB55/5AFC5154" Ref="R7.5"  Part="1" 
AR Path="/0000BB66/5AFC5154" Ref="R7.6"  Part="1" 
F 0 "R7.5" V 5030 3050 50  0000 C CNN
F 1 "4k7" V 4950 3050 50  0000 C CNN
F 2 "Resistor_SMD.pretty:R_0805_2012Metric_Pad1.29x1.40mm_HandSolder" V 4880 3050 50  0001 C CNN
F 3 "" H 4950 3050 50  0001 C CNN
	1    4950 3050
	-1   0    0    1   
$EndComp
$Comp
L R R5.1
U 1 1 5AFC515B
P 4800 3050
AR Path="/0000BB11/5AFC515B" Ref="R5.1"  Part="1" 
AR Path="/0000BB22/5AFC515B" Ref="R5.2"  Part="1" 
AR Path="/0000BB33/5AFC515B" Ref="R5.3"  Part="1" 
AR Path="/0000BB44/5AFC515B" Ref="R5.4"  Part="1" 
AR Path="/0000BB55/5AFC515B" Ref="R5.5"  Part="1" 
AR Path="/0000BB66/5AFC515B" Ref="R5.6"  Part="1" 
F 0 "R5.5" V 4880 3050 50  0000 C CNN
F 1 "4k7" V 4800 3050 50  0000 C CNN
F 2 "Resistor_SMD.pretty:R_0805_2012Metric_Pad1.29x1.40mm_HandSolder" V 4730 3050 50  0001 C CNN
F 3 "" H 4800 3050 50  0001 C CNN
	1    4800 3050
	-1   0    0    1   
$EndComp
$Comp
L R R3.1
U 1 1 5AFC5162
P 4650 3050
AR Path="/0000BB11/5AFC5162" Ref="R3.1"  Part="1" 
AR Path="/0000BB22/5AFC5162" Ref="R3.2"  Part="1" 
AR Path="/0000BB33/5AFC5162" Ref="R3.3"  Part="1" 
AR Path="/0000BB44/5AFC5162" Ref="R3.4"  Part="1" 
AR Path="/0000BB55/5AFC5162" Ref="R3.5"  Part="1" 
AR Path="/0000BB66/5AFC5162" Ref="R3.6"  Part="1" 
F 0 "R3.5" V 4730 3050 50  0000 C CNN
F 1 "4k7" V 4650 3050 50  0000 C CNN
F 2 "Resistor_SMD.pretty:R_0805_2012Metric_Pad1.29x1.40mm_HandSolder" V 4580 3050 50  0001 C CNN
F 3 "" H 4650 3050 50  0001 C CNN
	1    4650 3050
	-1   0    0    1   
$EndComp
$Comp
L R R8.1
U 1 1 5AFC5169
P 5050 2750
AR Path="/0000BB11/5AFC5169" Ref="R8.1"  Part="1" 
AR Path="/0000BB22/5AFC5169" Ref="R8.2"  Part="1" 
AR Path="/0000BB33/5AFC5169" Ref="R8.3"  Part="1" 
AR Path="/0000BB44/5AFC5169" Ref="R8.4"  Part="1" 
AR Path="/0000BB55/5AFC5169" Ref="R8.5"  Part="1" 
AR Path="/0000BB66/5AFC5169" Ref="R8.6"  Part="1" 
F 0 "R8.5" V 5130 2750 50  0000 C CNN
F 1 "4k7" V 5050 2750 50  0000 C CNN
F 2 "Resistor_SMD.pretty:R_0805_2012Metric_Pad1.29x1.40mm_HandSolder" V 4980 2750 50  0001 C CNN
F 3 "" H 5050 2750 50  0001 C CNN
	1    5050 2750
	-1   0    0    1   
$EndComp
$Comp
L R R9.1
U 1 1 5AFC5170
P 5100 3050
AR Path="/0000BB11/5AFC5170" Ref="R9.1"  Part="1" 
AR Path="/0000BB22/5AFC5170" Ref="R9.2"  Part="1" 
AR Path="/0000BB33/5AFC5170" Ref="R9.3"  Part="1" 
AR Path="/0000BB44/5AFC5170" Ref="R9.4"  Part="1" 
AR Path="/0000BB55/5AFC5170" Ref="R9.5"  Part="1" 
AR Path="/0000BB66/5AFC5170" Ref="R9.6"  Part="1" 
F 0 "R9.5" V 5180 3050 50  0000 C CNN
F 1 "4k7" V 5100 3050 50  0000 C CNN
F 2 "Resistor_SMD.pretty:R_0805_2012Metric_Pad1.29x1.40mm_HandSolder" V 5030 3050 50  0001 C CNN
F 3 "" H 5100 3050 50  0001 C CNN
	1    5100 3050
	-1   0    0    1   
$EndComp
Wire Wire Line
	5050 2600 5050 2550
Wire Wire Line
	5100 2900 5100 2500
Wire Wire Line
	5100 2500 5050 2500
Wire Wire Line
	5050 2500 5050 2450
Wire Wire Line
	4950 2900 4950 2350
Wire Wire Line
	4950 2350 5050 2350
Wire Wire Line
	4900 2600 4900 2250
Wire Wire Line
	4900 2250 5050 2250
Wire Wire Line
	4800 2150 4800 2900
Wire Wire Line
	4800 2150 5050 2150
Wire Wire Line
	4750 2600 4750 2050
Wire Wire Line
	4750 2050 5050 2050
Wire Wire Line
	4650 2900 4650 1950
Wire Wire Line
	4650 1950 5050 1950
Wire Wire Line
	4600 2600 4600 1850
Wire Wire Line
	4600 1850 5050 1850
Wire Wire Line
	4600 2900 4600 3200
Wire Wire Line
	4600 3200 5250 3200
Connection ~ 4650 3200
Wire Wire Line
	5050 2900 5050 3200
Connection ~ 5050 3200
Wire Wire Line
	4900 2900 4900 3200
Connection ~ 4900 3200
Wire Wire Line
	4750 2900 4750 3200
Connection ~ 4750 3200
Connection ~ 4950 3200
Connection ~ 4800 3200
Connection ~ 5100 3200
$Comp
L +3.3V #PWR032
U 1 1 5AFC5193
P 5250 3200
AR Path="/0000BB11/5AFC5193" Ref="#PWR032"  Part="1" 
AR Path="/0000BB22/5AFC5193" Ref="#PWR039"  Part="1" 
AR Path="/0000BB33/5AFC5193" Ref="#PWR046"  Part="1" 
AR Path="/0000BB44/5AFC5193" Ref="#PWR053"  Part="1" 
AR Path="/0000BB55/5AFC5193" Ref="#PWR060"  Part="1" 
AR Path="/0000BB66/5AFC5193" Ref="#PWR067"  Part="1" 
F 0 "#PWR060" H 5250 3050 50  0001 C CNN
F 1 "+3.3V" H 5250 3340 50  0000 C CNN
F 2 "" H 5250 3200 50  0001 C CNN
F 3 "" H 5250 3200 50  0001 C CNN
	1    5250 3200
	0    1    1    0   
$EndComp
Connection ~ 5550 1950
Connection ~ 5550 2050
Connection ~ 5550 2150
Connection ~ 5550 2250
Connection ~ 5550 2350
Connection ~ 5550 2450
Text HLabel 2800 2400 0    60   Input ~ 0
ADDR0
Text HLabel 2800 2500 0    60   Input ~ 0
ADDR1
Text HLabel 2800 2600 0    60   Input ~ 0
ADDR2
Text HLabel 2750 2800 0    60   Input ~ 0
~EN
$Comp
L +5V #PWR033
U 1 1 5AFC652D
P 2300 1800
AR Path="/0000BB11/5AFC652D" Ref="#PWR033"  Part="1" 
AR Path="/0000BB22/5AFC652D" Ref="#PWR040"  Part="1" 
AR Path="/0000BB33/5AFC652D" Ref="#PWR047"  Part="1" 
AR Path="/0000BB44/5AFC652D" Ref="#PWR054"  Part="1" 
AR Path="/0000BB55/5AFC652D" Ref="#PWR061"  Part="1" 
AR Path="/0000BB66/5AFC652D" Ref="#PWR068"  Part="1" 
F 0 "#PWR061" H 2300 1650 50  0001 C CNN
F 1 "+5V" H 2300 1940 50  0000 C CNN
F 2 "" H 2300 1800 50  0001 C CNN
F 3 "" H 2300 1800 50  0001 C CNN
	1    2300 1800
	1    0    0    -1  
$EndComp
Wire Wire Line
	2300 1800 2200 1800
$Comp
L +3.3V #PWR034
U 1 1 5AFC65E1
P 2300 2000
AR Path="/0000BB11/5AFC65E1" Ref="#PWR034"  Part="1" 
AR Path="/0000BB22/5AFC65E1" Ref="#PWR041"  Part="1" 
AR Path="/0000BB33/5AFC65E1" Ref="#PWR048"  Part="1" 
AR Path="/0000BB44/5AFC65E1" Ref="#PWR055"  Part="1" 
AR Path="/0000BB55/5AFC65E1" Ref="#PWR062"  Part="1" 
AR Path="/0000BB66/5AFC65E1" Ref="#PWR069"  Part="1" 
F 0 "#PWR062" H 2300 1850 50  0001 C CNN
F 1 "+3.3V" H 2300 2140 50  0000 C CNN
F 2 "" H 2300 2000 50  0001 C CNN
F 3 "" H 2300 2000 50  0001 C CNN
	1    2300 2000
	1    0    0    -1  
$EndComp
Wire Wire Line
	2200 2000 2300 2000
$Comp
L GND #PWR035
U 1 1 5AFC67A4
P 2250 2250
AR Path="/0000BB11/5AFC67A4" Ref="#PWR035"  Part="1" 
AR Path="/0000BB22/5AFC67A4" Ref="#PWR042"  Part="1" 
AR Path="/0000BB33/5AFC67A4" Ref="#PWR049"  Part="1" 
AR Path="/0000BB44/5AFC67A4" Ref="#PWR056"  Part="1" 
AR Path="/0000BB55/5AFC67A4" Ref="#PWR063"  Part="1" 
AR Path="/0000BB66/5AFC67A4" Ref="#PWR070"  Part="1" 
F 0 "#PWR063" H 2250 2000 50  0001 C CNN
F 1 "GND" H 2250 2100 50  0000 C CNN
F 2 "" H 2250 2250 50  0001 C CNN
F 3 "" H 2250 2250 50  0001 C CNN
	1    2250 2250
	1    0    0    -1  
$EndComp
Wire Wire Line
	2250 2250 2250 2200
Wire Wire Line
	2250 2200 2200 2200
Text HLabel 2800 2200 0    60   Input ~ 0
I2C_SDA
Text HLabel 5550 1800 2    60   Input ~ 0
I2C_SCL
Text HLabel 2200 1800 0    60   Input ~ 0
+5
Text HLabel 2200 2000 0    60   Input ~ 0
+3.3
Text HLabel 2200 2200 0    60   Input ~ 0
GND
$EndSCHEMATC