Features
● Wide Voltage Operation
   - VCC = 1.7V to 5.5V
● Operating Ambient Temperature: -40℃ to +85℃
● Internally Organized:
   - ACE24C128B, 16,384 * 8 (128K bits)
   - ACE24C256B, 32,768 * 8 (256K bits)
   - ACE24C512B, 65,536 * 8 (512K bits)
● Two-wire Serial Interface
● Schmitt Trigger, Filtered Inputs for Noise Suppression
● Bidirectional Data Transfer

Features
● Wide Voltage Operation
   - VCC = 1.7V to 5.5V
● Operating Ambient Temperature: -40℃ to +85℃
● Internally Organized:
   - ACE24C128B, 16,384 * 8 (128K bits)
   - ACE24C256B, 32,768 * 8 (256K bits)
   - ACE24C512B, 65,536 * 8 (512K bits)
● Two-wire Serial Interface
● Schmitt Trigger, Filtered Inputs for Noise Suppression
● Bidirectional Data Transfer

Features
● Wide Voltage Operation
   - VCC = 1.7V to 5.5V
● Operating Ambient Temperature: -40℃ to +85℃
● Internally Organized:
   - ACE24C128B, 16,384 * 8 (128K bits)
   - ACE24C256B, 32,768 * 8 (256K bits)
   - ACE24C512B, 65,536 * 8 (512K bits)
● Two-wire Serial Interface
● Schmitt Trigger, Filtered Inputs for Noise Suppression
● Bidirectional Data Transfer

Features
● Wide Voltage Operation
   - VCC = 1.7V to 5.5V
● Operating Ambient Temperature: -40℃ to +85℃
● Internally Organized:
   - ACE24C128B, 16,384 * 8 (128K bits)
   - ACE24C256B, 32,768 * 8 (256K bits)
   - ACE24C512B, 65,536 * 8 (512K bits)
● Two-wire Serial Interface
● Schmitt Trigger, Filtered Inputs for Noise Suppression
● Bidirectional Data Transfer

Features
● Wide Voltage Operation
   - VCC = 1.7V to 5.5V
● Operating Ambient Temperature: -40℃ to +85℃
● Internally Organized:
   - ACE24C128B, 16,384 * 8 (128K bits)
   - ACE24C256B, 32,768 * 8 (256K bits)
   - ACE24C512B, 65,536 * 8 (512K bits)
● Two-wire Serial Interface
● Schmitt Trigger, Filtered Inputs for Noise Suppression
● Bidirectional Data Transfer

Features
● Wide Voltage Operation
   - VCC = 1.7V to 5.5V
● Operating Ambient Temperature: -40℃ to +85℃
● Internally Organized:
   - ACE24C128B, 16,384 * 8 (128K bits)
   - ACE24C256B, 32,768 * 8 (256K bits)
   - ACE24C512B, 65,536 * 8 (512K bits)
● Two-wire Serial Interface
● Schmitt Trigger, Filtered Inputs for Noise Suppression
● Bidirectional Data Transfer

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

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