Sony STR-DA80ES Service Manual page 12

DIGITAL BOARD IC3308 SN-PM4007A (DOLBY (AC-3) DEMODULATOR)
Pin No. Pin Name
1 GND
2 VDD
3 RESET
4 OSCON
5 DATA
6 MCK
7 MLTB
8 IDST
9 IDCK
10 IDO
11 TM0
12 ECCK
13 DEY
14 DRY
15 DRY
16 TM1
17 A0
18 A1
19 A2
20 A3
21 A4
22 A5
23 TM2
24 TM3
25 XOUT
26 XIN
27 NEXT
28 GND
29 VDD
30 A6
31 A7
32 GND
33 VDD
34 A12
35 A14
36 WE
37 A13
38 A8
39 A9
40 GND
41 A11
42 OE
43 A10
44 D7
45 D6
I/O
—
Ground terminal
—
Power supply terminal (+5V)
I
Reset signal input from the master controller (IC3413) "L": reset
I Oscillation on/off control signal input terminal "H": on (fixed at "H")
I
Test terminal Not used (fixed at "L")
I
Test terminal Not used (fixed at "L")
I Test terminal Not used (fixed at "L")
O
Test terminal Not used (open)
O
Test terminal Not used (open)
O
Test terminal Not used (open)
I Test terminal Not used (fixed at "L")
O
Test terminal Not used (open)
O
Test terminal Not used (open)
O Test terminal Not used (open)
O
Test terminal Not used (open)
I
Test terminal Not used (fixed at "L")
O
O
O
Address signal output to the S-RAM (IC3309)
O
O
O
I
Test terminal Not used (fixed at "L")
I
Test terminal Not used (fixed at "L")
O System clock output terminal Not used (open)
I
System clock input terminal Not used (fixed at "L")
I
Test terminal Not used (fixed at "L")
—
Ground terminal
—
Power supply terminal (+5V)
O
Address signal output to the S-RAM (IC3309)
O
Address signal output to the S-RAM (IC3309)
— Ground terminal
—
Power supply terminal (+5V)
O
Address signal output to the S-RAM (IC3309)
O
Address signal output to the S-RAM (IC3309)
O
Write enable signal output to the S-RAM (IC3309) "L" active
O
O
Address signal output to the S-RAM (IC3309)
O
—
Ground terminal
O
Address signal output to the S-RAM (IC3309)
O
Output enable signal output to the S-RAM (IC3309) "L" active
O
Address signal output to the S-RAM (IC3309)
I/O
Two-way data bus with the S-RAM (IC3309)
I/O
Function
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