AK93C45B_03 Datasheet, PDF (1/14 Pages) Asahi Kasei Microsystems – 1K / 2K / 4K / 8Kbit Serial CMOS EEPROM

ASAHI KASEI
[AK93C45B/55B/65B/75B]
AK93C45B / 55B / 65B / 75B
1K / 2K / 4K / 8Kbit Serial CMOS EEPROM
Features
… ADVANCED CMOS EEPROM TECHNOLOGY
… READ/WRITE NON-VOLATILE MEMORY
… WIDE VCC OPERATION : VCC = 1.8V to 5.5V
… AK93C45B ・・1024 bits, 64 x 16 organization
AK93C55B ・・2048 bits, 128 x 16 organization
AK93C65B ・・4096 bits, 256 x 16 organization
AK93C75B ・・8192 bits, 512 x 16 organization
… SERIAL INTERFACE
- Interfaces with popular microcontrollers and standard microprocessors
… LOW POWER CONSUMPTION
- 0.8µA Max. Standby
… High Reliability
- Endurance : 100K cycles
- Data Retention : 10 years
… Automatic address increment (READ)
… Automatic write cycle time-out with auto-ERASE
… Busy/Ready status signal
… Software controlled write protection
… IDEAL FOR LOW DENSITY DATA STORAGE
- Low cost, space saving, 8-pin package (MSOP, SON)
DI
INSTRUCTION
REGISTER
CS
SK
PE
(AK93C55B/65B/75B)
DAM04E-02
INSTRUCTION
DECODE,
CONTROL
AND
CLOCK
GENERATION
DATA
REGISTER
16
R/W AMPS
16
AND
AUTO ERASE
ADD.
BUFFERS
DECODER
DO
EEPROM
93C45B=1024bit
93C55B=2048bit
93C65B=4096bit
93C75B=8192bit
VPP SW
VREF
VPP
GENERATOR
Block Diagram
-1-
2003/05