Ic Pin Function Description - Sony STR-DE445 Service Manual

3-14. IC PIN FUNCTIONS
• IC1004 LC89055W-RA8 DIGITAL AUDIO I/F RECEIVER (DIGITAL BOARD)
Pin No. Pin Name
1 DISEL
2 DOUT
3 DIN0
4 DIN1
5 DIN2
6 D. GND
7 D. VDD
8 R
9 V IN
10 LPF
11 A. VDD
12 A. GND
13 CK OUT
14 BCK
15 LRCK
16 DATA O
17 XSTATE
18 D. GND
19 D. VDD
20 XMCK
21 XOUT
22 XIN
23 EMPHA
24 AUDIO
25 CSFLAG
26 F0/P0/C0
27 F1/P1/C1
28 F2/P2/C2
29 F3/P3/C3
30 D. VDD
31 D. GND
32 AUTO
33 BPSYNC
34 ERROR
35 DO
36 DI
37 CE
38 CLK
39 XSEL
40 MODE0
41 MODE1
42 D. GND
43 D. VDD
44 DOSEL0
45 DOSEL1
46 CKSEL0
47 CKSEL1
48 XMODE
I/O
I Input data select. (connected to ground.)
O EIAJ data and parity flag output terminal (Not used)
I Amplifier integrate data input terminal
O Amplifier integrate data input terminal
I Amplifier integrate data input terminal
— Digital ground
O Digital power supply
I Input terminal for VCO generator band adjustment
I Input terminal for VCO self running frequency set
O External LPF for PLL is connected to this terminal
— Analog power supply
— Analog ground
— 256fs or 128fs clock output terminal (Select CLKMD terminal)
O Bit clock output terminal
O "L, R clock output terminal (L-ch: "H", R-ch: "L")"
O Audio data output terminal
O Xtal status frag output.
— Digital ground
— Digital power supply
— Not used.
O Crystal oscillator output terminal (Not used.)
I Crystal oscillator input terminal
O Emphasis monitor output terminal ("H" = ON) (Not used.)
— Not used.
O C-bit change frag output. (Not used.)
— Not used.
— Not used.
— Not used.
— Not used.
— Digital power supply
— Digital ground
O Non PCM data detect flag output. (Not used.)
O Non PCM sync detect flag output. (Not used.)
O Error mute output terminal
O Microprocessor I/F. When CCB/SUB is "H", data output terminal (high level open drain output)
I Microprocessor I/F. Data input terminal
I Microprocessor I/F. Chip enable/latch input terminal
I Microprocessor I/F. Clock input terminal
I Xtal select. (Connected to +5V.)
I Mode 0 input. (Connected to ground.)
I Mode 1 input. (Connected to ground.)
— Digital ground
— Digital power supply
O Output data select 0. (Connected to ground.)
O Output data select 1. (Connected to ground.)
I System clock select input 0. (Connected to ground.)
I System clock select input 1. (Connected to ground.)
I Reset input.
Function
21