Asahi Kasei Microdevices AK93C41A
the AK93C41A Instruction Start Bit READ WRITE EWEN EWDS WRAL 1 1 1 1 1 Op Code 10 01 00 00FEATURES
† ADVANCED CMOS EEPROM TECHNOLOGY † LOW VCC OPERATION … Vcc = 0.9V ∼ 3.6V † AK93C41A●
● 1024 bits, 64 × 16 organization AK93C51A
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● 2048 bits, 128 × 16 organization † SERIAL INTERFACE - Interfaces with popular microcontrollers and standard microprocessors † LOW POWER CONSUMPTION - 10µA Max. Standby (VCC=3.6V) † Automatic address increment (READ) † Automatic write cycle time-out with auto-ERASE † Busy/Ready status signal † Software controlled write protection † Hardware write protect for lower block (AK93C51A only) † IDEAL FOR LOW DENSITY DATA STORAGE - Low cost, space saving, 8-pin package Preliminary Block Diagram DAM05E-01 -1- 1999/12 ASAHI KASEI [AK93C41A/51A]
GENERAL DESCRIPTION
The AK93C41A/51A is a 1024/2048-bit serial CMOS EEPROM divided into 64/128 registers of 16 bits each. The AK93C41A/51A has 4 instructions such as READ, WRITE, EWEN and EWDS. Those instructions control the AK93C41A/51A. The AK93C41A/51A can operate full function under wide operating voltage range from 0.9V to 3.6V.