ASAHI KASEI

[AK6480C/81]

DAS04E-00

2005/03

- 1 -

AK6480C/81C

8Kbit Serial CMOS EEPROM

Features

ADVANCED CMOS EEPROM TECHNOLOGY

READ/WRITE NON-VOLATILE MEMORY

- Wide VCC (1.8V to 5.5V) operation

- 8192 bits: 512

× 16 organization

ONE CHIP MICROCOMPUTER INTERFACE

- Interface with one chip microcomputer’s serial communication port directly

LOW POWER CONSUMPTION

- 0.8

µA Max. (Standby mode)

HIGH RELIABILITY

- Endurance

: 1000K cycles/Address

- Data Retention

: 10 years

SPECIAL FEATURES

- 8 word Page Write Mode

- High speed operation

- Automatic write cycle time-out with auto-ERASE (5ms Max.)

- Automatic address increment (READ)

- Ready/ Busy status signal

- Software and Hardware controlled write protection

IDEAL FOR LOW DENSITY DATA STORAGE

- Low cost, space saving, 8-pin package (SOP, SSOP, MSOP, SON)

Block diagram

CS

R/W AMPS

AND

AUTO ERASE

VPP

GENERATOR

VREF

VPP SW

DECODER

ADD.

BUFFERS

DATA

REGISTER

INSTRUCTION

DECODE,

CONTROL

AND

CLOCK

GENERATION

INSTRUCTION

REGISTER

EEPROM

8192bit

512 ×16

DI

SK

RESET

16

16

DO

RDY/BUSY