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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:special
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:mur-sat
LIBS:comm-cache
EELAYER 27 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 3 3
Title "Comm - RDA1846"
Date "18 feb 2015"
Rev "2a"
Comp "mur.sat - A Space Art Project"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
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F 2 "" H 4350 5950 60  0001 C CNN
F 3 "" H 4350 5950 60  0001 C CNN
	1    4350 5950
	1    0    0    -1  
$EndComp
$Comp
L C C315
U 1 1 50D39B0E
P 5350 5300
F 0 "C315" H 5400 5400 50  0000 L CNN
F 1 "100nF" V 5450 5000 50  0000 L CNN
F 2 "" H 5350 5300 60  0001 C CNN
F 3 "" H 5350 5300 60  0001 C CNN
	1    5350 5300
	1    0    0    -1  
$EndComp
$Comp
L C C313
U 1 1 50D39B0D
P 5100 5300
F 0 "C313" H 5150 5400 50  0000 L CNN
F 1 "1nF" V 5200 5100 50  0000 L CNN
F 2 "" H 5100 5300 60  0001 C CNN
F 3 "" H 5100 5300 60  0001 C CNN
	1    5100 5300
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR090
U 1 1 50D39AF6
P 4700 4950
F 0 "#PWR090" H 4700 4950 30  0001 C CNN
F 1 "GND" H 4700 4880 30  0001 C CNN
F 2 "" H 4700 4950 60  0001 C CNN
F 3 "" H 4700 4950 60  0001 C CNN
	1    4700 4950
	1    0    0    -1  
$EndComp
$Comp
L C C309
U 1 1 50D39AED
P 4350 5300
F 0 "C309" H 4400 5400 50  0000 L CNN
F 1 "1nF" V 4450 5100 50  0000 L CNN
F 2 "" H 4350 5300 60  0001 C CNN
F 3 "" H 4350 5300 60  0001 C CNN
	1    4350 5300
	1    0    0    -1  
$EndComp
$Comp
L C C311
U 1 1 50D39AEC
P 4600 5300
F 0 "C311" H 4650 5400 50  0000 L CNN
F 1 "100nF" V 4700 5000 50  0000 L CNN
F 2 "" H 4600 5300 60  0001 C CNN
F 3 "" H 4600 5300 60  0001 C CNN
	1    4600 5300
	1    0    0    -1  
$EndComp
$Comp
L C C307
U 1 1 50D39A7A
P 4050 5300
F 0 "C307" H 4100 5400 50  0000 L CNN
F 1 "100nF" V 4150 5000 50  0000 L CNN
F 2 "" H 4050 5300 60  0001 C CNN
F 3 "" H 4050 5300 60  0001 C CNN
	1    4050 5300
	1    0    0    -1  
$EndComp
$Comp
L C C306
U 1 1 50D39A73
P 3800 5300
F 0 "C306" H 3850 5400 50  0000 L CNN
F 1 "1nF" V 3900 5100 50  0000 L CNN
F 2 "" H 3800 5300 60  0001 C CNN
F 3 "" H 3800 5300 60  0001 C CNN
	1    3800 5300
	1    0    0    -1  
$EndComp
NoConn ~ 5900 4300
NoConn ~ 5900 4200
NoConn ~ 5900 4100
NoConn ~ 5900 4000
NoConn ~ 5900 3900
$Comp
L GND #PWR091
U 1 1 50D39A47
P 6700 2600
F 0 "#PWR091" H 6700 2600 30  0001 C CNN
F 1 "GND" H 6700 2530 30  0001 C CNN
F 2 "" H 6700 2600 60  0001 C CNN
F 3 "" H 6700 2600 60  0001 C CNN
	1    6700 2600
	-1   0    0    1   
$EndComp
NoConn ~ 5900 3100
$Comp
L R R303
U 1 1 50D39A23
P 6700 2900
F 0 "R303" V 6780 2900 50  0000 C CNN
F 1 "50R" V 6700 2900 50  0000 C CNN
F 2 "" H 6700 2900 60  0001 C CNN
F 3 "" H 6700 2900 60  0001 C CNN
	1    6700 2900
	1    0    0    -1  
$EndComp
$Comp
L RDA1846 U301
U 1 1 50D39A02
P 4700 3600
F 0 "U301" H 4700 3650 60  0000 C CNN
F 1 "RDA1846" H 4700 3550 60  0000 C CNN
F 2 "" H 4700 3600 60  0001 C CNN
F 3 "" H 4700 3600 60  0001 C CNN
	1    4700 3600
	1    0    0    -1  
$EndComp
Text HLabel 3750 1950 0    60   Input ~ 0
RDA_SDA
Text HLabel 3750 1850 0    60   Input ~ 0
RDA_SCL
Text HLabel 6700 3600 2    60   Input ~ 0
RDA_HF
Wire Wire Line
	4050 2400 3000 2400
Wire Wire Line
	6700 3150 6700 3300
Wire Wire Line
	6700 3300 6450 3300
Wire Wire Line
	6700 3600 5900 3600
Wire Wire Line
	3500 3300 3300 3300
Wire Wire Line
	3300 3600 3500 3600
Wire Wire Line
	3100 4250 3150 4250
Connection ~ 3150 4250
Wire Wire Line
	2500 4250 2450 4250
Connection ~ 2450 4250
Wire Wire Line
	4950 1900 4950 2450
$Comp
L VCC #PWR092
U 1 1 54DBBE10
P 4550 1150
F 0 "#PWR092" H 4550 1250 30  0001 C CNN
F 1 "VCC" H 4550 1250 30  0000 C CNN
F 2 "" H 4550 1150 60  0001 C CNN
F 3 "" H 4550 1150 60  0001 C CNN
	1    4550 1150
	1    0    0    -1  
$EndComp
$Comp
L R R302
U 1 1 54DBBE20
P 4550 1500
F 0 "R302" V 4450 1500 50  0000 C CNN
F 1 "2k2" V 4550 1500 50  0000 C CNN
F 2 "" H 4550 1500 60  0001 C CNN
F 3 "" H 4550 1500 60  0001 C CNN
	1    4550 1500
	-1   0    0    1   
$EndComp
$Comp
L R R301
U 1 1 54DBBE2B
P 4450 1500
F 0 "R301" V 4530 1500 50  0000 C CNN
F 1 "2k2" V 4450 1500 50  0000 C CNN
F 2 "" H 4450 1500 60  0001 C CNN
F 3 "" H 4450 1500 60  0001 C CNN
	1    4450 1500
	-1   0    0    1   
$EndComp
Connection ~ 4550 1850
Wire Wire Line
	4550 1250 4550 1150
$Comp
L VCC #PWR093
U 1 1 54DBBFD2
P 4450 1150
F 0 "#PWR093" H 4450 1250 30  0001 C CNN
F 1 "VCC" H 4450 1250 30  0000 C CNN
F 2 "" H 4450 1150 60  0001 C CNN
F 3 "" H 4450 1150 60  0001 C CNN
	1    4450 1150
	1    0    0    -1  
$EndComp
Wire Wire Line
	4450 1250 4450 1150
Connection ~ 4450 1950
Text HLabel 2700 3300 0    60   Input ~ 0
RDA_IN
Text HLabel 2700 3600 0    60   Input ~ 0
RDA_OUT
Wire Wire Line
	2900 3600 2700 3600
Wire Wire Line
	2700 3300 2900 3300
$EndSCHEMATC