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CAT1026LE-25 PDF预览

CAT1026LE-25

更新时间: 2024-11-15 17:59:51
品牌 Logo 应用领域
安森美 - ONSEMI 光电二极管
页数 文件大小 规格书
19页 192K
描述
2-CHANNEL POWER SUPPLY SUPPORT CKT, PDIP8, LEAD AND HALOGEN FREE, PLASTIC, DIP-8

CAT1026LE-25 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Obsolete零件包装代码:DIP
包装说明:DIP,针数:8
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.07
可调阈值:YES模拟集成电路 - 其他类型:POWER SUPPLY SUPPORT CIRCUIT
JESD-30 代码:R-PDIP-T8JESD-609代码:e3
长度:9.59 mm信道数量:2
功能数量:1端子数量:8
最高工作温度:125 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:DIP
封装形状:RECTANGULAR封装形式:IN-LINE
峰值回流温度(摄氏度):260认证状态:Not Qualified
座面最大高度:4.57 mm最大供电电压 (Vsup):5.5 V
最小供电电压 (Vsup):3 V标称供电电压 (Vsup):3 V
表面贴装:NO技术:CMOS
温度等级:AUTOMOTIVE端子面层:MATTE TIN
端子形式:THROUGH-HOLE端子节距:2.54 mm
端子位置:DUAL处于峰值回流温度下的最长时间:40
宽度:7.62 mmBase Number Matches:1

CAT1026LE-25 数据手册

 浏览型号CAT1026LE-25的Datasheet PDF文件第2页浏览型号CAT1026LE-25的Datasheet PDF文件第3页浏览型号CAT1026LE-25的Datasheet PDF文件第4页浏览型号CAT1026LE-25的Datasheet PDF文件第5页浏览型号CAT1026LE-25的Datasheet PDF文件第6页浏览型号CAT1026LE-25的Datasheet PDF文件第7页 
CAT1026, CAT1027  
Dual Voltage Supervisory  
Circuits with I2C Serial  
2k-bit CMOS EEPROM  
Description  
http://onsemi.com  
The CAT1026 and CAT1027 are complete memory and supervisory  
solutions for microcontrollerbased systems. A 2kbit serial  
EEPROM memory and a system power supervisor with brownout  
protection are integrated together in low power CMOS technology.  
2
Memory interface is via a 400 kHz I C bus.  
The CAT1026 and CAT1027 provide a precision VCC sense circuit  
with five reset threshold voltage options that support 5 V, 3.3 V and  
3 V systems. The power supply monitor and reset circuit protects  
memory and systems controllers during power up/down and against  
brownout conditions. If power supply voltages are out of tolerance  
reset signals become active preventing the system microcontroller,  
ASIC, or peripherals from operating.  
PDIP8  
CASE 646AA  
TSSOP8  
CASE 948S  
The CAT1026 features two open drain reset outputs: one (RESET)  
drives high and the other (RESET) drives low whenever VCC falls  
below the threshold. Reset outputs become inactive typically 200 ms  
after the supply voltage exceeds the reset threshold value. With both  
active high and low reset signals, interface to microcontrollers and  
other ICs is simple. CAT1027 has only a RESET output. In addition,  
the RESET pin can be used as an input for pushbutton manual reset  
capability.  
SOIC8  
CASE 751BD  
MSOP8  
CASE 846AD  
TDFN8  
CASE 511AL  
The CAT1026 and CAT1027 provide an auxiliary voltage sensor  
input, VSENSE, which is used to monitor a second system supply. The  
auxiliary high impedance comparator drives the open drain output,  
ORDERING INFORMATION  
V
LOW  
, whenever the sense voltage is below 1.25 V threshold.  
The CAT1027 is designed with a 1.6 second watchdog timer circuit  
For Ordering Information details, see page 13.  
that resets a system to a known state if software or a hardware glitch  
halts or “hangs” the system. The CAT1027 features a watchdog timer  
interrupt input, WDI.  
The onchip 2kbit EEPROM memory features a 16byte page. In addition, hardware data protection is provided by a V  
CC  
sense circuit that prevents writes to memory whenever V falls below the reset threshold or until VCC reaches the reset  
CC  
threshold during power up.  
Available packages include an 8pin DIP and surface mount, 8pin SO, 8pin TSSOP, 8pin TDFN and 8pin MSOP  
packages. The TDFN package thickness is 0.8 mm maximum. TDFN footprint is 3 x 3 mm.  
Features  
Precision V Power Supply Voltage Monitor  
16Byte Page Write Buffer  
CC  
5 V, 3.3 V and 3 V Systems  
Builtin Inadvertent Write Protection  
1,000,000 Program/Erase Cycles  
Manual Reset Capability  
Five Threshold Voltage Options  
Additional Voltage Monitoring  
Externally Adjustable Down to 1.25 V  
Watchdog Timer (CAT1027 Only)  
100 Year Data Retention  
Industrial and Extended Temperature Ranges  
Active High or Low Reset  
8Pin DIP, SOIC, TSSOP, MSOP or TDFN (3 x 3 mm  
Valid Reset Guaranteed at VCC = 1 V  
footprint) Packages  
2
400 kHz I C Bus  
TDFN max Height is 0.8 mm  
These Devices are PbFree, Halogen Free/BFR Free  
and are RoHS Compliant  
2.7 V to 5.5 V Operation  
Low Power CMOS Technology  
© Semiconductor Components Industries, LLC, 2011  
1
Publication Order Number:  
November, 2011 Rev. 18  
CAT1026/D  

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