Aiwa 6ZG-1 Service Manual page 16

IC, CXD2589Q
Pin No. Pin Name
1, 20, 45, 60 VSS
2 LMUT
3 RMUT
4 SQCK
5 SQSO
6 SENS
7 DATA
8 XLAT
9 CLOK
10 SEIN
11 CNIN
12 DATO
13 XLTO
14 CLKO
15 SPOA
16 SPOB
17 XLON
18 FOK
19, 46, 61, 80 VDD
21 MDP
22 PWMI
23 TEST
24 TESI
25 VPCO
26 VCKI
27 V16M
28 VCTL
29 PCO
30 FILO
31 FILI
32 AVSS
33 CLTV
34 AVDD
35 RF
36 BIAS
37 ASYI
38 ASYO
39 LRCK
40 LRCKI
41 PCMD
42 PCMDI
I/O
— GND.
O Lch-"0" detect flag. (Not connected)
O Rch-"0" detect flag. (Not connected)
I Clock input for SQSO read out.
O SubQ 80 bit serial output.
O SENS signal output to CPU.
I Serial data input from CPU.
I Latch input from CPU, Latch serial data at fall down.
I Clock input to serial data transfer from CPU.
I SENS input from SSP.
I Numbers of track jump are counted and input.
O Serial data output to SSP.
O Serial-data latch output to SSP. Latch at fall down.
O Clock output for serial data transfer to SSP.
I Microcomputer expansion interface. (Input A)
I Microcomputer expansion interface. (Input B)
O Microcomputer expansion interface. (Output)
I Focus OK input terminal. Used for SENS output and servo-auto sequencer.
— Power supply. (+5V)
O Servo control for spindle motor.
I External control input for spindle motor. (Not connected)
I
TEST terminal. (Connected to GND)
I
O Charge pump output for extensive EFM PLL.
I VCO2 oscillator input for extensive EFM PLL.
O VCO2 oscillator output for extensive EFM PLL.
I VCO2 control voltage input for extensive EFM PLL.
O Charge pump output for master PLL.
O Filter (slave = digital PLL) output for master PLL.
I Filter input for master PLL.
— Analog GND.
I VCO control voltage input for master.
— Analog power. (+5V)
I EFM signal input.
I Constant current input to asymmetry circuit.
I Comparison voltage input to asymmetry circuit.
O EFM full-swing output. (L=VSS, H=VDD)
O D/A interface, LR clock output f=FS.
I LR clock input.
O D/A interface, serial data output. (2's COMP, MSB first)
I D/A interface, serial data input. (2's COMP, MSB first)
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Description