ASAHI KASEI
[AK93C45A/55A/65A/75A]
AK93C45A / 55A / 65A / 75A
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
AK93C45A
・・1024
bits, 64 x 16 organization
AK93C55A
・・2048
bits, 128 x 16 organization
AK93C65A
・・4096
bits, 256 x 16 organization
AK93C75A
・・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 (SOP, TSSOP)
DO
DATA
REGISTER
INSTRUCTION
REGISTER
16
DI
R/W AMPS
AND
AUTO ERASE
16
INSTRUCTION
DECODE,
CONTROL
AND
CLOCK
GENERATION
EEPROM
93C45A=1024bit
93C55A=2048bit
93C65A=4096bit
93C75A=8192bit
ADD.
BUFFERS
DECODER
CS
VPP SW
SK
PE
(AK93C55A/65A)
VREF
VPP
GENERATOR
Block Diagram
DAM01E-02
- 1 -
2002/06
AKM [ ASAHI KASEI MICROSYSTEMS ]
