onsemi CAT1023
The CAT1023 has a separate watchdog timer interrupt input pin, WDI. The power supply monitor and reset circuit protect memory and system controllers during power up/down and against brownout conditions. CAT1021, CAT1022, CAT1023 Supervisory Circuits with EEPROM Serial 2k-bit I2C Manual Reset and Watchdog Timer Description The CAT1021, CAT1022 and CAT1023 are complete memory and supervisory solutions for microcontroller−based systems.| Part No. | CAT1023 |
|---|---|
| Datasheet | CAT1023 Download |
| Manufacturer |  onsemi |
| Description | EEPROM |
| Buy | Stock & Price |
FEATURES
● Precision Power Supply Voltage Monitor ♦ 5 V, 3.3 V and 3 V Systems ♦ Five Threshold Voltage Options● Watchdog Timer
● Active High or Low Reset ♦ Valid Reset Guaranteed at VCC = 1 V
● 400 kHz I2C Bus
● 2.7 V to 5.5 V Operation
● Low Power CMOS Technology
● 16−Byte Page Write Buffer
● Built−in Inadvertent Write Protection ♦ WP Pin (CAT1021)
● 1,000,000 Program/Erase Cycles
● Manual Reset Input
● 100 Year Data Retention
● Industrial and Extended Temperature Ranges
● 8−pin SOIC, TSSOP, MSOP or TDFN (3 x 3 mm Foot−print) Packages ♦ TDFN Max Height is 0.8 mm
● These Devices are Pb−Free, Halogen Free/BFR Free and are RoHS Compliant © Semiconductor Components Industries, LLC, 2011 1 May, 2018 − Rev. 19 Publication Order Number: CAT1021/D CAT1021, CAT1022, CAT1023 Table 1. THRESHOLD VOLTAGE OPTION Part Dash Number Minimum Threshold Maximum Threshold −45 4.50 4.75 −42 4.25 4.50 −30 3.00 3.15 −28 2.85 3.00 −25 2.55 2.70 EXTERNAL LOAD VCC VSS BLOCK DIAGRAM DOUT ACK WORDADDRESS BU F F...
