CAT34RC02_05 Datasheet, PDF (1/14 Pages) Catalyst Semiconductor – 2-kb I2C Serial EEPROM, Serial Presence Detect

CAT34RC02
2-kb I²C Serial EEPROM, Serial Presence Detect
FEATURES
I 400 kHz I²C bus compatible*
I Schmitt trigger on SCL and SDA inputs
I 1.7 to 5.5 volt operation
I Low power CMOS technology
I 16-byte page write buffer
I Hardware write protection for entire memory
I Permanent and reversible software write
t protection for lower 128 bytes
r _DESCRIPTION
a _{The CAT34RC02 is a 2-kb Serial CMOS EEPROM}
internally organized as 256 words of 8 bits each. Catalyst’s
P advanced CMOS technology substantially reduces
device power requirements. The CAT34RC02 features
I 1,000,000 program/erase cycles
I 100 year data retention
I 8-pin TSSOP and TDFN packages
I Industrial temperature range
a 16-byte page write buffer. The device operates via the
I²C bus serial interface and is available in 8-pin TSSOP
and TDFN packages.
d _{PIN CONFIGURATION}
e ^{TDFN Package (SP2, VP2)}
A0 1
u _{A1 2}
A2 ³
tin ^{VSS 4}
8 VCC
7 WP
6 _SCL
5 _SDA
FUNCTIONAL SYMBOL
VCC
SCL
TSSOP Package (U, Y, GY)
n _A0
1
o _A1
2
A2
3
c VSS
4
8
VCC
7 _WP
6 _SCL
5 _SDA
is PIN FUNCTIONS
D^{Pin Name}
Function
A2, A1, A0
WP
CAT34RC02
VSS
SDA
A0, A1, A2 Device Address Inputs
SDA
Serial Data/Address
SCL
Serial Clock
WP
Write Protect
VCC
1.7 V to 5.5 V Power Supply
VSS
Ground
* Catalyst Semiconductor is licensed by Philips Corporation to carry the I²C Bus Protocol.
© 2005 by Catalyst Semiconductor, Inc.
Characteristics subject to change without notice
1
Doc. No. 1052, Rev. O