Aiwa AM-HX100 Service Manual page 24

IC, CXA8110TQ
Pin No. Pin Name
1 SPCOM
2 FOPWMF
3 FOPWMR
4 TRPWMF
5 TRPWMR
6 GND
7 F –
8 VM
9 F +
10, 11 P – GND
12 T +
13 VM
14 T –
15, 26, 29 NC
16 MUTE
17 STALL
18 SPPWMR
19 VCO
20 VCC1
21 VCOIN
22 RMAX
23 RMIN
24 VCTL (NC)
25 VCREF (NC)
27 SPPWMF
28 GND
30 BEMFW
31 BEMFV
32 BEMFU
33 SLCOM
34 SEL (VCC)
35 BAT3 (VM)
36 OUT3
37 P – GND
38 SLWOUT
39 P – GND
40 SLVOUT
41 BAT4
42 SLUOUT
43 FG
44 VCC2
I/O
I Spindle motor common voltage detection terminal.
I H bridge 1 forward input terminal.
I H bridge 1 reverse input terminal.
I H bridge 2 forward input terminal.
I H bridge 2 reverse input terminal.
— GND terminal of MOS circuit part.
O H bridge 1 reverse output terminal.
— H bridge 1 output part power supply terminal.
O H bridge 1 forward output terminal.
— Individual output part GND terminal.
O H bridge 2 forward output terminal.
— H bridge 2 output part power supply terminal.
O H bridge 2 reverse output terminal.
— Not connected.
— H bridge 1, 2 and 3 phase sled, half bridge mute terminal.
— Start/stop terminal.
— Brake terminal
— VCO oscillation frequency setup terminal.
— Power supply terminal for all except output part.
— VCO oscillation frequency control terminal.
— VCO highest oscillation frequency setup terminal.
— VCO lowest oscillation frequency setup terminal.
— Speed control terminal. (Not used)
— Speed control standard voltage terminal. (Not used)
I PWM signal input terminal.
— GND terminal of bipolar circuit part.
O Sled motor comparator output terminal.
I Sled motor common voltage detection terminal.
— Digital input/analog input switch terminal. (Connected to VCC)
— Sled motor PWM part power supply terminal. (Connected to VM)
O Sled motor PWM part output terminal. (Connected to BAT4 through an inductor)
— Sled motor PWM part GND terminal.
O Sled motor power output terminal.
— Sled motor output phase GND terminal.
O Sled motor power supply output terminal.
— Sled motor output part power supply terminal.
O Sled motor power supply output terminal.
O FG pulse output terminal.
— Power supply terminal for all except output part. (Connected to VCC)
– 24 –
Description