ST24/25C02, ST24C02R

ST24/25W02

SERIAL 2K (256 x 8) EEPROM

NOT FOR NEW DESIGN

November 1997

1/16

This is information on a product still in production but not recommended for new design

AI00788D

3

E0-E2

SDA

VCC

ST24x02

ST25x02

ST24C02R

MODE/WC*

SCL

VSS

Figure 1. Logic Diagram

1 MILLION ERASE/WRITE CYCLES with

40 YEARS DATA RETENTION

SINGLE SUPPLY VOLTAGE:

– 3V to 5.5V for ST24x02 versions

– 2.5V to 5.5V for ST25x02 versions

– 1.8V to 5.5V for ST24C02R version only

HARDWARE WRITE CONTROL VERSIONS:

ST24W02 and ST25W02

BUS COMPATIBLE

BYTE and MULTIBYTE WRITE (up to 4

BYTES)

PAGE WRITE (up to 8 BYTES)

BYTE, RANDOM and SEQUENTIAL READ

MODES

SELF TIMED PROGRAMMING CYCLE

AUTOMATIC ADDRESS INCREMENTING

ENHANCED ESD/LATCH-UP

PERFORMANCES

ST24C/W02 are replaced by the M24C02

ST25C/W02 are replaced by the M24C02-W

ST24C02R is replaced by the M24C02-R

DESCRIPTION

EEPROM produc ts, t he ST24/25C02, the

ST24C02R and ST24/25W02. In the text, products

are referred to as ST24/25x02, where "x" is: "C" for

Standard version and "W" for hardware Write Con-

trol version.

E0-E2

Chip Enable Inputs

SDA

Serial Data Address Input/Output

SCL

Serial Clock

MODE

Multibyte/Page Write Mode

(C version)

WC

Write Control (W version)

Supply Voltage

Ground

Table 1. Signal Names

8

1

SO8 (M)

150mil Width

8

1

PSDIP8 (B)

0.25mm Frame

Note: WC signal is only available for ST24/25W02 products.