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ONSEMI CAT1023WI28GT3 Supervisory Circuit

The CAT1023WI28GT3 is a high-reliability supervisory circuit featuring a 2k-bit serial EEPROM, power supply monitoring, and comprehensive reset functions ideal for microcontroller-based systems. It integrates a precision voltage monitor, manual reset input, watchdog timer, and programmable reset thresholds supporting 3.0 V to 5.5 V supply voltages. Available in compact 8-pin packages such as TSSOP, MSOP, and TDFN, the device provides robust brown-out protection, data integrity, and long-term data retention, making it suitable for industrial and extended temperature applications.

Authorized Distributors
Part No:CAT1023WI-28-GT3
Stock:0
Inv Date:06-11-2026
Price: N/A
Buy/RFQ:
Part No:CAT1023WI-28-GT3
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.88
Buy/RFQ:

ONSEMI CAT1023WI28GT3 Supervisory Circuit Specifications:

  • Memory: 2k-bit serial EEPROM with 16-byte page write buffer
  • Reset Thresholds: 2.55V to 4.75V options supported
  • Operating Voltage: 3.0V to 5.5V
  • Temperature Range: -40°C to 85°C (Industrial), -40°C to 125°C (Extended)
  • Reset Types: Active High and Low with manual reset input
  • Watchdog Timer: 1.6 seconds timeout for system fault detection
  • Package Types: TSSOP, MSOP, TDFN, DIP with maximum height 0.8mm for TDFN
  • Pin Count: 8 pins; includes SDA, SCL, RESET, MR, WP (CAT1021 only), WDI (CAT1023 only)
  • Data Retention: 100 years with 1,000,000 program/erase cycles
  • ESD Susceptibility: 2000V per MIL-STD-883, Test Method 3015
  • Endurance: 1,000,000 write cycles
  • Power Dissipation Capacity: 1.0W at 25°C

Buy the onsemi CAT1023WI28GT3 – Reliable Supervisory for Industrial Applications

Purchase the onsemi CAT1023WI28GT3 online today for a dependable supervisory solution that combines a 2k-bit EEPROM, power monitoring, manual reset, and watchdog timer. Designed for industrial and extended temperature applications, this compact device supports voltages from 3.0V to 5.5V, ensuring system integrity during power fluctuations, brownouts, and system faults. Its robust features include long data retention, high endurance, and multiple package options like TSSOP, MSOP, and TDFN. Buy now for reliable performance and long-term system stability in critical applications.

Get onsemi CAT1023WI28GT3 today—built for precision, long-lasting durability, and seamless microcontroller supervision in industrial environments.

Frequently Asked Questions

Where can I buy ONSEMI CAT1023WI28GT3?

You can click on the BUY or RFQ button to purchase CAT1023WI28GT3 from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part CAT1023WI28GT3?

You can download the CAT1023WI28GT3 datasheet or visit the ONSEMI website for support.

Who is the manufacturer of CAT1023WI28GT3?

ONSEMI

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