Ic Pin Function Descriptions - Sony D-EJ1000 Service Manual

5-8. IC PIN FUNCTION DESCRIPTIONS

• IC403 TB2130F (COIL DRIVER, MOTOR DRIVER, POWER CONTROL)
Pin No. Pin Name
1 VREF
2 RF41
3 PAPC
4 VINDET
5 RF4
6 INM4
7 APCREF
8 L5
9 VG
10 GND
11 SYNC
12 WAKE
13 CLOCK
14 DATA
15 LATCH
16 RSTB
17 FI2
18 RI2
19 FI3
20 RI3
21 FI4
22 RI4
23 VD4
24 RO4
25 MGND4
26 FO4
27 VD34
28 RO3
29 MGND3
30 FO3
31 VD23
32 RO2
33 MGND2
34 FO2
35 VD12
36 RO1
37 MGND1
38 FO1
39 VD1
40 FI1
41 RI1
42 CHGSW
43 RS1
44 INP1
45 INM1
46 RF1
47 VOUT1
48 DCIN
49 VDRAM
50 VCPU
I/O
— Reference voltage terminal
O Output of the operational amplifier 1 (Power supply 4 APC)
I Non-inverting input of the operational amplifier 1 (Power supply 4 APC)
— VIN detect terminal Not used (open)
O Output of the operational amplifier 2 (Power supply 4 APC)
I Inverting input of the operational amplifier 2 (Power supply 4 APC)
I Control voltage input (Power supply 4 APC)
I Coil connection terminal for VG supply
O VG supply terminal (VG=VIN+5V)
— Ground
I Synchronous clock input (176kHz)
I WAKE UP signal input
I Serial control clock input (530kHz)
I Serial control data input
I Serial control data latch signal input
O Reset signal output
I Forward signal input (the driver 2)
I Reverse signal input (the driver 2)
I Forward signal input (the driver 3) Not used (connected to ground)
I Reverse signal input (the driver 3) Not used (connected to ground)
I Forward signal input (the driver 4)
I Reverse signal input (the driver 4)
— Power supply (the driver 4)
O Reverse signal output (the driver 4)
— Ground (the driver 4)
O Forward signal output (the driver 4)
— Power supply (the driver 3 and 4)
O Reverse signal output (the driver 3) Not used (open)
— Ground (the driver 3)
O Forward signal output (the driver 3) Not used (open)
— Power supply (the driver 2 and 3)
O Reverse signal output (the driver 2)
— Ground (the driver 2)
O Forward signal output (the driver 2)
— Power supply (the driver 1 and 2)
O Reverse signal output (the driver 1)
— Ground (the driver 1)
O Forward signal output (the driver 1)
— Power supply (the driver 1)
I Forward signal input (the driver 1)
I Reverse signal input (the driver 1)
O Transistor drive terminal for charging the rechargeable battery
I Charge current detection terminal (Non-inverting input 2 of the error amplifier)
I Non-inverting input 1 of the error amplifier (Charging circuit for the rechargeable battery) Not used (open)
I Inverting input of the error amplifier (Charging circuit for the rechargeable battery)
O Signal output of the error amplifier (Charging circuit for the rechargeable battery)
O Transistor drive terminal for VIN power supply circuit Not used (open)
I DC IN (AC adaptor) detect signal input
O VDRAM output terminal (for DRAM)(= 2.0V standard)
— VCPU input (= 2.0V standard)
Description
D-EJ1000
17