Datasheet Summary
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IS25C128 IS25C256
128K-bit/ 256K-bit SPI SERIAL ELECTRICALLY ERASABLE PROM
ISSI
Advanced Information JULY 2006
®
Features
- Serial Peripheral Interface (SPI) patible
- Supports SPI Modes 0 (0,0) and 3 (1,1)
- Low power CMOS
- Active current less than 3.0 mA (2.5V)
- Standby current less than 20 µA (2.5V)
- Low-voltage Operation
- Vcc = 1.8V to 5.5V
- Block Write Protection
- Protect 1/4, 1/2, or Entire Array
- 64 byte page write mode
- Partial page writes allowed
- 2.1 MHz Clock Rate (5V)
- Self timed write cycles
- 5ms max @ 2.5V
- High-reliability
- Endurance: 1,000,000 cycles per byte
- Data retention: 100 years
- 8-pin JEDEC SOIC, 8-pin EIAJ SOIC, and 8-pin...