Rainbow Electronics BR9040RFV-W - Manual (Page 2)

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z z z zBlock diagram
16bit
16bit
CS
R / B
WC SK
DI
DO
6bit BR9010
7bit BR9020
8bit BR9040
6bit BR9010
7bit BR9020
8bit BR9040
Command decode
Control
Clock generation
Write disable
Power supply
voltage detector
High voltage
generator
Address
decoder
R / W
amplifier
Address
buffer Command
register
Data
register
1,024bit BR9010
2,048bit BR9020
4,096bit BR9040
EEPROM
array
z z z zTerminal Function
3
4
5
6
7
8
1
2
1
2
3
4
5
6
7
8
CS
SK
DI
DO
GND
WC
R / B
V CC
BR90xx-W/RFV-W/RFVM-W BR90xxF-W/FV-W
Pin No.
Pin name
Chip Select Input
Serial Date Clock Input
Serial Date Input (Op code, address)
Ground (0V)
Write Control Input
READY/ BUSY Status Output
Power Supply
Serial Date Output
Function