Description

The IS24C128B is an electrically erasable PROM device that uses the standard 2-wire interface for communications. It is a 128K-bit (16Kx8) EEPROM offered in a wide operating voltage range of 1.8V to 5.5V, making it compatible with most application voltages. ISSI designed the IS24C128B to be an efficient 2-wire EEPROM solution. It is available in lead-free, RoHS, halogen-free, or Green options. The package types include 8-pin SOIC (JEDEC) and TSSOP.

Specifications and Features

- Two-Wire Serial Interface, I2C compatible
- Bi-directional data transfer protocol
- Wide Voltage Operation: Vcc = 1.8V to 5.5V
- 400 KHz (1.8V) and 1 MHz (5.0V) compatibility
- 128K-bit memory
- Low Power CMOS Technology:
    - Active Current less than 3 mA (1.8V)
    - Standby Current less than 15 µA (1.8V)
- Hardware Data Protection: Write Protect Pin
- Sequential Read Feature
- Filtered Inputs for Noise Suppression
- Self-time write cycle with auto clear: 5 ms @ 1.8V
- Memory Organization: 16Kx8 (256 pages of 64 bytes)
- 64-Byte Page Write Buffer
- High Reliability:
    - Endurance: 1,000,000 Cycles
    - Data Retention: 40 Years
- Industrial temperature range
- Packages: SOIC/SOP (JEDEC) and TSSOP

Application Scenarios

The IS24C128B-2GLI can be used in various electronic applications that require electrically erasable PROM devices. Its wide operating voltage range and low power consumption make it suitable for a range of voltage-sensitive devices. The two-wire interface and bi-directional data transfer protocol enable easy integration into different systems. The hardware data protection and high reliability features make it an ideal choice for industrial applications where data integrity and long-term data retention are critical.

Comparison

- Wide operating voltage range
- Compatibility with most application voltages
- Efficient 2-wire EEPROM solution
- Multiple package options
- Low power consumption
- High reliability and data retention

- No specific disadvantages have been identified for the IS24C128B-2GLI model at this time.