Family Range

ST24LC21B

VESA 1

WC on pin 7

ST24LW21

VESA 1

WC on pin 3

ST24FC21

VESA 2

WC on pin 7

Device Select=1010.xxx

ST24FC21B

VESA 2, 2.5V

WC on pin 7

Device Select=1010.000

ST24FW21

VESA 2

WC on pin 3

Package

B

PSDIP8

0.25mm Frame

M

SO8

150mil Width

Temperature Range

1

0 to 70

°C

6

–40 to 85

°C

Option

TR Tape & Reel

Packing

Example:

ST24LC21B

M

1

TR

ORDERING INFORMATION SCHEME

Devices are shipped from the factory with the memory content set at all "1’s" (FFh).

For a list of available options (Package, etc...) or for further information on any aspect of this device, please

contact the STMicroelectronics Sales Office nearest to you.

19/22

ST24LC21B, ST24LW21, ST24FC21, ST24FC21B, ST24FW21