Description

The AT25080/160/320/640 is an electronic component model in the IC Chips category. It provides 8192/16384/32768/65536 bits of serial electrically erasable programmable read only memory (EEPROM) organized as 1024/2048/4096/8192 words of 8 bits each.

Specifications and features

- Serial Peripheral Interface (SPI) Compatible
- Supports SPI Modes 0 (0,0) and 3 (1,1)
- Low Voltage and Standard Voltage Operation
  − 5.0 (VCC = 4.5V to 5.5V)
  − 2.7 (VCC = 2.7V to 5.5V)
  − 1.8 (VCC = 1.8V to 3.6V)
- 2.1 MHz Clock Rate
- 32-Byte Page Mode
- Block Write Protection
  − Protect 1/4, 1/2, or Entire Array
- Write Protect (WP) Pin and Write Disable Instructions for Both Hardware and Software Data Protection
- Self-Timed Write Cycle (5 ms Typical)
- High Reliability
  − Endurance: 1 Million Write Cycles
  − Data Retention: 100 Years
  − ESD Protection: >4000V
- Automotive Grade and Extended Temperature Devices Available
- 8-Pin PDIP, JEDEC SOIC, and 14-Pin and 20-Pin TSSOP Packages

Application Scenarios

The AT25080/160/320/640 electronic component model can be used in a variety of applications that require serial electrically erasable programmable read only memory (EEPROM) with reliable performance. It is suitable for automotive systems, industrial equipment, consumer electronics, communication devices, and more.

Comparison

Advantages:

• Supports multiple operating voltage options (5.0V, 2.7V, and 1.8V).
• Provides various package options for design flexibility.
• Offers high reliability with a long data retention period and ESD protection.
• Available in automotive grade and extended temperature devices.

Disadvantages:

• Requires SPI compatibility for communication interface.
• Limited clock rate of 2.1 MHz.
• Write cycle time of 5 ms may be relatively slow for some applications.