Onkyo TX-SA806 Service Manual page 113

IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS -56
Q1022: R1EX25064ASA(8192 x 8 bit EEPROM)
BLOCK DIAGRAM
VCC
VSS
S
W
C
HOLD
D
Q
TERMINAL DESCRIPTION
PIN NAME
C
D
Q
S
W
HOLD
VCC
VSS
FUNCTION
Serial clock
Serial data input
Serial data output
Chip select
Write protect
Hold
Supply voltage
Ground
TX-SR806/SA806
High voltage generation
Memory array
Y-select & Sense amp.
Serial-parallel converter
PIN LAYOUT
1
S
Q 2
3
W
4
VSS
8
VCC
7
HOLD
6
C
5
D