CAT24WC64WI-TE13REV-B PDF预览

CAT24WC64WI-TE13REV-B

更新时间: 2025-08-18 05:55:15
品牌 Logo 应用领域
CATALYST 可编程只读存储器电动程控只读存储器电可擦编程只读存储器光电二极管
页数 文件大小 规格书
12页 455K
描述
8KX8 I2C/2-WIRE SERIAL EEPROM, PDSO8, 0.150 INCH, ROHS COMPLIANT, SOIC-8

CAT24WC64WI-TE13REV-B 数据手册

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CAT24WC32/64  
32K/64K-Bit I2C Serial CMOS EEPROM  
FEATURES  
I 400 KHz I2C bus compatible*  
I Commercial, industrial, automotive and  
extended automotive temperature ranges  
I 1.8 to 5.5 volt read and write operation  
I Cascadable for up to eight devices  
I 32/64-Byte page write buffer  
I Write protection  
– Entire array protected when WP at VIH  
I 1,000,000 Program/erase cycles  
I 100 year data retention  
I Self-timed write cycle with auto-clear  
I 8-pin DIP or 8-pin SOIC  
I Schmitt trigger inputs for noise protection  
DESCRIPTION  
The CAT24WC32/64 is a 32K/64K-bit Serial CMOS  
E2PROM internally organized as 4096/8192 words of 8  
bits each. Catalyst’s advanced CMOS technology sub-  
stantially reduces device power requirements. The  
CAT24WC32/64 features a 32-byte page write buffer.  
The device operates via the I2C bus serial interface and  
is available in 8-pin DIP or 8-pin SOIC packages.  
PIN CONFIGURATION  
BLOCK DIAGRAM  
EXTERNAL LOAD  
DIP Package (P, L, GL)  
SENSE AMPS  
SHIFT REGISTERS  
D
1
2
3
4
8
7
6
5
A
V
CC  
WP  
OUT  
0
ACK  
A
1
A
SCL  
SDA  
V
2
CC  
V
SS  
WORD ADDRESS  
BUFFERS  
COLUMN  
DECODERS  
V
SS  
256  
START/STOP  
SOIC Package (J, W, K, X, GW, GX)  
SDA  
LOGIC  
1
2
3
4
8
7
6
5
A
A
A
V
CC  
WP  
0
1
2
E2PROM  
128/256 X 256  
XDEC 128/256  
SCL  
SDA  
CONTROL  
LOGIC  
V
SS  
WP  
PIN FUNCTIONS  
Pin Name  
Function  
DATA IN STORAGE  
A0, A1, A2  
SDA  
Device Address Inputs  
Serial Data/Address  
Serial Clock  
HIGH VOLTAGE/  
TIMING CONTROL  
SCL  
WP  
Write Protect  
SCL  
STATE COUNTERS  
VCC  
+1.8V to +5.5V Power Supply  
Ground  
SLAVE  
ADDRESS  
COMPARATORS  
A
A1  
A2  
0
VSS  
24WC32/64 F02  
2
* Catalyst Semiconductor is licensed by Philips Corporation to carry the I C Bus Protocol.  
© 2005 by Catalyst Semiconductor, Inc.  
Characteristics subject to change without notice  
Doc. No. 1039, Rev. G  
1

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