器件名称: ST24E64EB3TR
功能描述: SERIAL EXTENDED ADDRESSING COMPATIBLE WITH I2C BUS 64K (8K x 8) EEPROM
文件大小: 124.81KB 共16页
简 介:ST24E64 ST25E64
SERIAL EXTENDED ADDRESSING COMPATIBLE WITH I2C BUS 64K (8K x 8) EEPROM
PRELIMINARY DATA
COMPATIBLE with I2C EXTENDED ADDRESSING TWO WIRE SERIAL INTERFACE, SUPPORTS 400kHz PROTOCOL 1 MILLION ERASE/WRITE CYCLES, OVER the FULL SUPPLY VOLTAGE RANGE 40 YEARS DATA RETENTION SINGLE SUPPLY VOLTAGE – 4.5V to 5.5V for ST24E64 version – 2.5V to 5.5V for ST25E64 version WRITE CONTROL FEATURE BYTE and PAGE WRITE (up to 32 BYTES) BYTE, RANDOM and SEQUENTIAL READ MODES SELF TIMED PROGRAMING CYCLE AUTOMATIC ADDRESS INCREMENTING ENHANCED ESD/LATCH UP PERFORMANCES
8 1
PSDIP8 (B) 0.25mm Frame
8 1
SO8 (M) 200mil Width
Figure 1. Logic Diagram
VCC
DESCRIPTION The ST24/25E64 are 64K bit electrically erasable programmable memories (EEPROM), organized as 8 blocks of 1024 x 8 bits. The ST25E64 operates with a power supply value as low as 2.5V. Both Plastic Dual-in-Line and Plastic Small Outline packages are available.
3 E0-E2 SCL WC ST24E64 ST25E64 SDA
Table 1. Signal Names
E0 - E2 SDA SCL WC VCC VSS Chip Enable Inputs Serial Data Address Input/Output Serial Clock Write Control Supply Voltage Ground
VSS
AI01204B
November 1996
This is preliminary information on a new product now in development or undergoing evaluatio n.Details are subject to change without notice.
1/16
ST24E64, ST25E64
Figure 2A. DIP Pin Connections
Figure 2B. SO Pin Connections
ST24E64 ST25E64 E0 E1 E2 VSS 1 2 3 4 8 7 6 5
AI01205B
ST24E64 ST25E64 VCC WC SCL SDA E0 E1 E2 VSS 1 2 3 4 8 7 6 5
AI01206C
VC……
