Microchip Technology AT25256B
the AT25128B/AT25256B on the SPI Bus| Part No. | AT25256B |
|---|---|
| Datasheet | AT25256B Download |
| Manufacturer |  Microchip Technology |
| Description | SPI Serial EEPROM |
| Buy | Stock & Price |
FEATURES
● Serial Peripheral Interface (SPI) Compatible● Supports SPI Modes 0 (0,0) and 3 (1,1): – Data sheet describes mode 0 operation
● Low-Voltage Operation: – 1.8V (VCC = 1.8V to 5.5V)
● Industrial Temperature Range: -40°C to +85°C
● 20 MHz Clock Rate (5V)
● 64‑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 within 5 ms Maximum
● ESD Protection > 4,000V
● High Reliability: – Endurance: 1,000,000 write cycles – Data retention: 100 years
● Green (Lead-free/Halide-free/RoHS Compliant) Package Options
● Die Sale Options: Wafer Form and Bumped Wafers Packages
● 8-Lead SOIC, 8-Lead TSSOP, 8-Pad UDFN and 8-Ball VFBGA © 2019 Microchip Technology Inc. DS20006193A-page 1 AT25128B/AT25256B Table of Contents
FEATURES
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