Alpine TMX-R2000 Service Manual page 10

4 Gnd
5 In
6 In
7 Out
8 PI
Video Filter Driver FMS6143 (U16)
Pin No. Name
1 IN1
2 IN2
3 IN3
4 Vcc
5 GND
6 OUT3
7 OUT2
8 OUT1
75 driver BA7664FV (U17)
Pin No. Name
1 MUTEA In
2 Yin
3 GND
4 Cin
5 MUTEB In
6 OUT2
7 OUT1
8 Vcc
MCU C8051F045 (U18)
Pin No. Name
1 CANRX D In
2 CANTX
3 AV+
4 AGND
5 AGND
6 AV+
7 VREF
8 VREFA
9 AIN0.0
10 AIN0.1
11 AIN0.2
12 AIN0.3
13 HVCAP
GND
IN2
Vm2
OUT2
Vcc
Type Function Description
In Video input,Channel 1
In Video input,Channel 2
In Video input,Channel 3
PI +5V supply,do not float
Gnd Must be Tied to ground do not float
Out Filtered output,Channel 3
Out Filtered output,Chaneel 2
Out Filtered output, Channel 1
Type Function
Muting control
In Input pin for composite Y signal
Gnd Ground
In Input pin for chrominance signals
Muting control
Out Y/C mix signal output
Out Y/C mix signal output
PI Power supply
Type Function Description
Controller Area Network Receive Input
D out Controller
Output
PI Analog Supply Voltage. Must be tied to
+2.7 to 3.6V
GND Analog Ground . Must be tied to Ground 0
GND Analog Ground . Must be tied to Ground 0
PI Analog Supply Voltage. Must be tied to
+2.7 to 3.6V
A I/O Bandgap Voltage Reference Output
A In ADC0 Voltage Reference Input
A In ADC0 Input Channel 0
A In ADC0 Input Channel 1
A In ADC0 Input Channel 2
A In ADC0 Input Channel 3
A I/O High Voltage
Area Network Transmit
Diffence Amplifier 1.45
0
4.42
4.42
4.51
8.07
Voltage(V)
0.46
0.36
0.43
5.02
0.05
1.01
0.67
1.02
Voltage(V)
0.04
2.31
0.04
2.03
0.04
1.73
1.82
5.01
Voltage(V)
3.28
3.28
3.30
3.30
2.48
2.48
2.26
0.57
1.68
2.48