Sony CDX-715 Service Manual page 32

IC402 MB814400C-70PFTN
D1 1
D2 2
XWE 3
A0–A9
4
XRAS
A9
5
NC 6
7
NC
NC 8
9
A0
A1 10
A2 11
A3 12
VDD 13
IC601 TC9464FN-EL (MAIN BOARD)
24 23 22 21 20 19
MICROCOMPUTER
INTERFACE
INTERFACE
CIRCUIT
CIRCUIT
DIGITAL FILTER CIRCUIT
ATTENUATOR OPERATIONAL CIRCUIT
DEEMPHASIS FILTER CIRCUIT
D-∆ MODULATION CIRCUIT
TEST OUTPUT
CIRCUIT CIRCUIT
ANALOG
FILTER
1 2 3 4 5 6
CLOCK OSC
COLUMN DECODER
SENSE REFRESH AMP
INPUT/OUTPUT
CONTROL SWITCH
MEMORY CELL
18 17 16 15 14 13
OSC
TIMING
GENERATOR
OUTPUT
CIRCUIT
ANALOG
FILTER
7 8 9 10 11 12
26 GND
25 D4
24 D3
23 XCAS
22 XOE
21 NC
NC
20
19
NC
18 A8
17
A7
16 A6
15 A5
14 A4
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