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CAT24C128WI Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
CAT24C128WICAT157Yes

CAT24C128WI** is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) manufactured by **ON Semiconductor**.

The CAT24C128WI is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) manufactured by ON Semiconductor. Below are its key specifications, descriptions, and features:

Specifications:

  • Memory Size: 128 Kbit (16 K × 8 bits)
  • Interface: I²C (Two-Wire Serial Interface)
  • Supply Voltage: 1.7V to 5.5V (Wide Voltage Range)
  • Operating Temperature Range: -40°C to +85°C
  • Write Cycle Time: 5 ms (max)
  • Endurance: 1,000,000 Write Cycles
  • Data Retention: 100 Years
  • Package: 8-lead SOIC (150 mil)

Descriptions:

  • The CAT24C128WI is a low-power, high-performance EEPROM designed for applications requiring reliable non-volatile memory storage.
  • It supports I²C communication with clock frequencies up to 400 kHz (Fast Mode) and 1 MHz (Fast Mode Plus).
  • Features software write protection and a built-in write protect pin for enhanced data security.
  • Suitable for industrial, automotive, and consumer electronics applications.

Features:

  • Low-Power Consumption:
  • Active Read Current: 1 mA (typical)
  • Standby Current: 1 µA (typical)
  • Page Write Buffer: 64 bytes
  • Hardware Write Protection (WP Pin)
  • Schmitt Trigger Inputs for Noise Suppression
  • ESD Protection: ±4000V (HBM)
  • AEC-Q100 Qualified (for Automotive Applications)

This EEPROM is ideal for applications requiring small footprint, high reliability, and low-power operation, such as smart meters, IoT devices, and embedded systems.

For detailed electrical characteristics and timing diagrams, refer to the official ON Semiconductor datasheet.

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