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CAT1021RD4I-25TE13 参数 Datasheet PDF下载

CAT1021RD4I-25TE13图片预览
型号: CAT1021RD4I-25TE13
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: 20 页 / 149 K
品牌: CATALYST [ CATALYST SEMICONDUCTOR ]
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CAT1021, CAT1022, CAT1023  
Stresses above those listed under “Absolute Maximum Ratings” may  
causepermanentdamagetothedevice. Thesearestressratingsonly,  
and functional operation of the device at these or any other conditions  
outside of those listed in the operational sections of this specification  
is not implied. Exposure to any absolute maximum rating for extended  
periods may affect device performance and reliability.  
ABSOLUTE MAXIMUM RATINGS  
Temperature Under Bias ................. –55°C to +125°C  
Storage Temperature....................... –65°C to +150°C  
Voltage on any Pin with  
Note:  
Respect to Ground(1) ........... –2.0 V to VCC + 2.0 V  
(1) The minimum DC input voltage is –0.5V. During transitions,  
inputs may undershoot to  
VCC with Respect to Ground ................ –2.0V to 7.0 V  
–2.0V for periods of less than 20 ns. Maximum DC voltage on  
output pins is V +0.5V, which may overshoot to V +2.0V  
for periods of less than 20 ns.  
(2) Output shorted for no more than one second. No more than  
one output shorted at a time.  
CC  
CC  
Package Power Dissipation  
Capability (TA = 25°C) .................................. 1.0 W  
Lead Soldering Temperature (10 secs) ............ 300°C  
Output Short Circuit Current(2) ........................ 100 mA  
DC OPERATING CHARACTERISTICS  
V
CC  
= 3.0V to 5.5V and over the recommended temperature conditions unless otherwise specified.  
Symbol  
Parameter  
Test Conditions  
VIN = GND to Vcc  
VIN = GND to Vcc  
Min  
-2  
Typ  
Max  
10  
Units  
µA  
ILI  
Input Leakage Current  
Output Leakage Current  
ILO  
-10  
10  
µA  
fSCL = 400 kHz  
VCC = 5.5V  
ICC1  
ICC2  
ISB  
Power Supply Current (Write)  
Power Supply Current (Read)  
Standby Current  
3
1
mA  
mA  
µA  
fSCL = 400 kHz  
VCC = 5.5 V  
Vcc = 5.5 V,  
VIN = GND or Vcc  
60  
(1)  
VIL  
Input Low Voltage  
Input High Voltage  
-0.5  
0.3 x Vcc  
Vcc + 0.5  
V
V
(1)  
VIH  
0.7 x Vcc  
Output Low Voltage  
IOL = 3 mA  
VCC = 2.7 V  
VOL  
VOH  
0.4  
V
V
(SDA, RESET)  
Output High Voltage  
(RESET)  
IOH = -0.4 mA  
VCC = 2.7 V  
Vcc -  
0.75  
CAT102x-45  
(VCC = 5.0 V)  
4.50  
4.25  
3.00  
2.85  
2.55  
4.75  
4.50  
3.15  
3.00  
2.70  
CAT102x-42  
(VCC = 5.0 V)  
CAT102x-30  
(VCC = 3.3 V)  
VTH  
Reset Threshold  
V
CAT102x-28  
(VCC = 3.3 V)  
CAT102x-25  
(VCC = 3.0 V)  
VRVALID  
Reset Output Valid VCC Voltage  
Reset Threshold Hysteresis  
1.00  
15  
V
(2)  
VRT  
mV  
Notes:  
1.  
V
min and V max are reference values only and are not tested.  
IH  
IL  
2. This parameter is tested initially and after a design or process change that affects the parameter. Not 100% tested.  
Doc. No. 3009, Rev. K  
4