Sony STR-DN850 Service Manual page 62

STR-DN850
Ver. 1.2
IC2503 W25Q16DVSSIG (DIGITAL BOARD (3/9))
CE# 1
2
SO
Write Control
WP# 3
Logic
Status
Register
SPI
Command and
VSS 4 Control Logic
IC3002 TC74VHC157FT (EK) (DIGITAL BOARD (4/9))
SELECT 11 1 16
V
CC
S
1A 2 1A G 15 STROBE
INPUT
4A
1B 3 1B 4A 14
4B
4 13
OUTPUT 1Y 1Y 4B
2A 5 2A 4Y 11 12 4Y
INPUT
6 11 3A
2B 2B 3A
7 10 3B
OUTPUT 2Y 2Y 3B
3Y
GND 8 3Y
9
62
High Voltage
Generators
Page Address
Latch / Counter
Data
Byte Address
Latch / Counter
INPUT
OUTPUT
INPUT
OUTPUT
Column Decode
and 256 Byte Page Buffer
8 VDD
7
HOLD
6 SCK
5 SI