Onkyo TX-SA705 Service Manual page 93

IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS -33
Q7391: IS25C64A(64kbit EEPROM)
BLOCK DIAGRAM
SI
CS
WP
SCK
PIN CONFIGURATION
TERMINAL DESCRIPTION
CS
SCK
SI
SO
GND
V
CC
WP
HOLD
NC
STATUS
REGISTER
DATA
REGISTER
MODE
DECODE
LOGIC
CLOCK
HOLD
CS 1 14
2 13
SO
NC 3 12
NC 4 11
5 10
NC
WP 6 9
GND 7 8
Chip Select
Serial Data Clock
Serial Data Input
Serial Data Output
Ground
Power
Write Protect
Suspends Serial Input
No Connect
VCC GND
8192 x 8/4096 x 8
MEMORY ARRAY
OUTPUT
ADDRESS
BUFFER
DECODER
VCC
HOLD
NC
NC
NC
SCK
SI
TX-SR705/SA705
so