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CAT25C256K-1.8TE13 PDF预览

CAT25C256K-1.8TE13

更新时间: 2024-01-13 18:43:43
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
页数 文件大小 规格书
11页 63K
描述
SPI Serial EEPROM

CAT25C256K-1.8TE13 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
零件包装代码:SOIC包装说明:SOP, SOP8,.3
针数:8Reach Compliance Code:unknown
ECCN代码:EAR99HTS代码:8542.32.00.51
风险等级:5.91最大时钟频率 (fCLK):1 MHz
数据保留时间-最小值:100耐久性:100000 Write/Erase Cycles
JESD-30 代码:R-PDSO-G8JESD-609代码:e0
长度:5.3 mm内存密度:262144 bit
内存集成电路类型:EEPROM内存宽度:8
功能数量:1端子数量:8
字数:32768 words字数代码:32000
工作模式:SYNCHRONOUS最高工作温度:70 °C
最低工作温度:组织:32KX8
封装主体材料:PLASTIC/EPOXY封装代码:SOP
封装等效代码:SOP8,.3封装形状:RECTANGULAR
封装形式:SMALL OUTLINE并行/串行:SERIAL
峰值回流温度(摄氏度):240电源:2/5 V
认证状态:Not Qualified座面最大高度:2.03 mm
串行总线类型:SPI最大待机电流:0.000001 A
子类别:EEPROMs最大压摆率:0.01 mA
最大供电电压 (Vsup):6 V最小供电电压 (Vsup):1.8 V
标称供电电压 (Vsup):5 V表面贴装:YES
技术:CMOS温度等级:COMMERCIAL
端子面层:Tin/Lead (Sn/Pb)端子形式:GULL WING
端子节距:1.27 mm端子位置:DUAL
处于峰值回流温度下的最长时间:30宽度:5.25 mm
最长写入周期时间 (tWC):10 ms写保护:HARDWARE/SOFTWARE

CAT25C256K-1.8TE13 数据手册

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CAT25C128/256  
128K/256K-Bit SPI Serial CMOS E2PROM  
FEATURES  
100,000 Program/Erase Cycles  
100 Year Data Retention  
Self-Timed Write Cycle  
5 MHz SPI Compatible  
1.8 to 6.0 Volt Operation  
Hardware and Software Protection  
Zero Standby Current  
8-Pin DIP/SOIC, 16-Pin SOIC, 14-Pin TSSOP  
and 20-Pin TSSOP  
Low Power CMOS Technology  
SPI Modes (0,0 &1,1)  
64-Byte Page Write Buffer  
Block Write Protection  
Commercial, Industrial and Automotive  
– Protect 1/4, 1/2 or all of E2PROM Array  
Temperature Ranges  
DESCRIPTION  
out (SO) are required to access the device. The HOLD  
pin may be used to suspend any serial communication  
without resetting the serial sequence. The CAT25C128/  
256 is designed with software and hardware write pro-  
tection features including Block Lock protection. The  
device is available in 8-pin DIP, 8-pin SOIC, 16-pin  
SOIC, 14-pin TSSOP and 20-pin TSSOP packages.  
The CAT25C128/256 is a 128K/256K-Bit SPI Serial  
CMOS E2PROM internally organized as 16Kx8/32Kx8  
bits. Catalyst’s advanced CMOS Technology substan-  
tially reduces device power requirements. The  
CAT25C128/256 features a 64-byte page write buffer.  
The device operates via the SPI bus serial interface and  
is enabled though a Chip Select (CS). In addition to the  
Chip Select, the clock input (SCK), data in (SI) and data  
PIN CONFIGURATION  
SOIC Package (S, K) TSSOP Package (U14)  
BLOCK DIAGRAM  
DIP Package (P)  
14  
13  
12  
11  
10  
9
8
SENSE AMPS  
SHIFT REGISTERS  
1
2
3
4
5
6
7
VCC  
HOLD  
NC  
NC  
NC  
CS  
SO  
NC  
NC  
NC  
WP  
1
2
3
4
8
7
6
5
V
CS  
SO  
WP  
CC  
1
2
3
4
8
7
6
5
V
CS  
SO  
CC  
HOLD  
SCK  
SI  
HOLD  
SCK  
SI  
WP  
V
SS  
COLUMN  
DECODERS  
V
SS  
WORD ADDRESS  
BUFFERS  
SCK  
SI  
V
SS  
SOIC Package (S16)  
16  
1
2
3
4
5
6
7
8
VCC  
HOLD  
NC  
CS  
SO  
TSSOP Package (U20)  
SO  
SI  
I/O  
CONTROL  
15  
14  
13  
12  
11  
10  
9
1
NC  
NC  
CS  
SO  
SO  
NC  
NC  
WP  
20  
19  
18  
17  
16  
15  
NC  
NC  
NC  
NC  
WP  
VSS  
VCC  
HOLD  
HOLD  
NC  
E2PROM  
ARRAY  
2
CS  
NC  
SPI  
CONTROL  
LOGIC  
XDEC  
3
WP  
NC  
4
HOLD  
SCK  
5
NC  
6
NC  
SCK  
SI  
7
14 SCK  
13 SI  
BLOCK  
PROTECT  
LOGIC  
V
8
SS  
NC  
9
12 NC  
11 NC  
10  
NC  
PIN FUNCTIONS  
DATA IN  
STORAGE  
Pin Name  
SO  
Function  
Serial Data Output  
HIGH VOLTAGE/  
TIMING CONTROL  
SCK  
WP  
Serial Clock  
STATUS  
REGISTER  
Write Protect  
25C128 F02  
VCC  
+1.8V to +6.0V Power Supply  
Ground  
VSS  
CS  
Chip Select  
SI  
Serial Data Input  
Suspends Serial Input  
HOLD  
NC  
No Connect  
Note: CAT25C256 not available in 8-Lead S or U packages.  
Doc. No. 25088-00 1/01  
© 2001 by Catalyst Semiconductor, Inc.  
Characteristics subject to change without notice  
1

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