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CAT24C32WI-GT3 数据手册 - ON Semiconductor（安森美）
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SOIC-8
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PROM 串行 I²C，ON Semiconductor### EEPROM 串行存取 - ON Semiconductor
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CAT24C32WI-GT3数据手册
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1
© Catalyst Semiconductor, Inc.
Characteristics subject to change without notice
Doc. No. MD-1101, Rev. J
CAT24C32
32-Kb I
2
C CMOS Serial EEPROM
PIN CONFIGURATION FUNCTIONAL SYMBOL
FEATURES
■ Supports Standard and Fast I
2
C Protocol
■ 1.7 V to 5.5 V Supply Voltage Range
■ 32-Byte Page Write Buffer
■ Hardware Write Protection for entire memory
■ Schmitt Triggers and Noise Suppression Filters
on I
2
C Bus Inputs (SCL and SDA).
■ Low power CMOS technology
■ 1,000,000 program/erase cycles
■ 100 year data retention
■ Industrial and Extended temperature range
■ RoHS-compliant PDIP, SOIC, TSSOP, TDFN and
UDFN 8-lead packages
PDIP (L)
SOIC (W)
TSSOP (Y)
TDFN (VP2)
UDFN (HU3)
V
CC
V
SS
SD
A
SCL
WP
CAT24C32
A
2
, A
1
, A
0
DEVICE DESCRIPTION
The CAT24C32 is a 32-Kb CMOS Serial EEPROM
devices, internally organized as 128 pages of 32 bytes
each.
It features a 32-byte page write buffer and supports
both the Standard (100 kHz) as well as Fast (400 kHz)
I
2
C protocol.
External address pins make it possible to address up to
eight CAT24C32 devices on the same bus.
8
7
6
5
V
CC
WP
SCL
SDA
A
2
A
0
A
1
V
SS
1
2
3
4
For the location of Pin 1, please consult the
corresponding package drawing.
PIN FUNCTIONS
A
0
, A
1
, A
2
Device Address
SDA Serial Data
SCL Serial Clock
WP Write Protect
V
CC
Power Supply
V
SS
Ground
* The Green & Gold seal identifies RoHS-compliant packaging, using NiPdAu
pre-plated lead frames.
For Ordering Information details, see page 16.
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