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CAT1021LI-28T2 参数 Datasheet PDF下载

CAT1021LI-28T2图片预览
型号: CAT1021LI-28T2
PDF下载: 下载PDF文件 查看货源
内容描述: 监控电路,带有I2C串行2K位CMOS EEPROM ,手动复位及看门狗定时器 [Supervisory Circuits with I2C Serial 2k-bit CMOS EEPROM, Manual Reset and Watchdog Timer]
分类和应用: 监控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
文件页数/大小: 21 页 / 278 K
品牌: CATALYST [ CATALYST SEMICONDUCTOR ]
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CAT1021, CAT1022, CAT1023  
BLOCK DIAGRAM  
THRESHOLD VOLTAGE OPTION  
EXTERNALLOAD  
Part Dash  
Number  
Minimum  
Threshold  
Maximum  
Threshold  
SENSEAMPS  
SHIFTREGISTERS  
D
OUT  
ACK  
-45  
-42  
-30  
-28  
-25  
4.50  
4.25  
3.00  
2.85  
2.55  
4.75  
4.50  
3.15  
3.00  
2.70  
V
CC  
WORDADDRESS  
BUFFERS  
COLUMN  
DECODERS  
V
SS  
START/STOP  
SDA  
LOGIC  
2kbit  
EEPROM  
XDEC  
CONTROL  
LOGIC  
WP  
(CAT1021)  
DATA IN STORAGE  
HIGHVOLTAGE/  
TIMING CONTROL  
RESET Controller  
STATE COUNTERS  
SCL  
Precision  
Vcc Monitor  
SLAVE  
ADDRESS  
COMPARATORS  
MR  
WDI  
(CAT1023)  
RESET  
(CAT1021/23)  
RESET  
PIN CONFIGURATION  
DIP Package (L)  
(Bottom View)  
SOIC Package (W)  
TSSOP Package (Y)  
MSOP Package (Z)  
TDFN Package: 3mm x 3mm  
0.8mm maximum height - (ZD4)  
¯¯¯  
MR  
VCC  
RESET  
SCL  
8
7
6
5
1
2
3
4
¯¯¯  
MR  
1
2
3
4
8
7
6
5
VCC  
¯¯¯¯¯¯  
RESET  
CAT1021  
CAT1022  
CAT1023  
¯¯¯¯¯¯  
RESET  
RESET  
SCL  
CAT1021  
CAT1022  
CAT1023  
WP  
VSS  
WP  
VSS  
SDA  
SDA  
¯¯¯  
MR  
VCC  
NC  
8
7
6
5
1
2
3
4
¯¯¯  
MR  
1
2
3
4
8
7
6
5
VCC  
¯¯¯¯¯¯  
RESET  
¯¯¯¯¯¯  
RESET  
NC  
SCL  
SDA  
NC  
VSS  
NC  
VSS  
SCL  
SDA  
¯¯¯  
MR  
VCC  
WDI  
SCL  
SDA  
8
7
6
5
1
2
3
4
¯¯¯  
MR  
1
2
3
4
8
7
6
5
VCC  
¯¯¯¯¯¯  
RESET  
¯¯¯¯¯¯  
RESET  
WDI  
SCL  
SDA  
RESET  
VSS  
RESET  
VSS  
Doc. No. 3009 Rev. L  
2
© 2007 Catalyst Semiconductor, Inc.  
Characteristics subject to change without notice  
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