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CAT24WC6665LA-GT3C

Description
64K-bit I2C Serial EEPROM with Partial Array Write Protection
File Size144KB,13 Pages
ManufacturerCatalyst
Websitehttp://www.catalyst-semiconductor.com/
Download Datasheet View All

CAT24WC6665LA-GT3C Overview

64K-bit I2C Serial EEPROM with Partial Array Write Protection

CAT24WC66
64K-bit I
2
C Serial EEPROM with Partial Array Write Protection
FEATURES
400kHz I
2
C Bus
1.8V to 5.5V supply voltage range
Cascadable for up to eight devices
32-byte page write buffer
Self-timed write cycle with auto-clear
Schmitt trigger inputs for noise protection
Write protection
Top 1/4 array protected when WP at V
IH
1,000,000 program/erase cycles
100 year data retention
Industrial and automotive temperature ranges
RoHS-compliant packages
DESCRIPTION
The CAT24WC66 is a 64K-bit Serial CMOS EEPROM
internally organized as 8192 words of 8 bits each.
Catalyst’s advanced CMOS technology substantially
reduces device power requirements. The CAT24WC66
features a 32-byte page write buffer. The device
operates via the I
2
C bus serial interface and is
available in 8-pin DIP or 8-pin SOIC packages.
For Ordering Information details, see page 12.
PIN CONFIGURATION
DIP Package (L)
A0
A1
A2
VSS
1
2
3
4
8
7
6
5
VCC
WP
SCL
SDA
SOIC Package (W, X)
A0
A1
A2
VSS
1
2
3
4
8
7
6
5
VCC
WP
SCL
SDA
FUNCTIONAL SYMBOL
VCC
SCL
A2, A1, A0
WP
CAT24CW66
SDA
PIN FUNCTION
Pin Name
A0, A1, A2
SDA
SCL
WP
V
CC
V
SS
Function
Device Address Inputs
Serial Data/Address
Serial Clock
Write Protect
Power Supply
Ground
VSS
* Catalyst Semiconductor is licensed by Philips Corporation to carry
the I2C Bus Protocol.
© 2006 Catalyst Semiconductor, Inc.
Characteristics subject to change without notice
1
Doc. No. 1037 Rev. J
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