BU9890GUL-W ROHM Co. Ltd., BU9890GUL-W Datasheet - Page 4

• Manufacturer Part Number: BU9890GUL-W
• Description: 4k?8 Bit Electrically Erasable Prom
• Manufacturer: ROHM Co. Ltd.

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◇BLOCK DIAGRAM
Vcc
32 kbit EEPROM ARRAY
GND
8bit
12bit
ADDRESS
SLAVE・WORD
DATA
WP
12bit
DECODER
ADDRESS REGISTER
REGISTER
START
STOP
SCL
CONTOROL LOGIC
TEST
ACK
SDA
HIGH VOLTAGE GEN.
V
LEVEL
CC
Fig.-2 BLOCK DIAGRAM
TEST Pin Connect with GND
REV. A