M45PE20 Datasheet, PDF (1/35 Pages) STMicroelectronics – 2 Mbit, Low Voltage, Page-Erasable Serial Flash Memory With Byte-Alterability and a 25 MHz SPI Bus Interface

M45PE20
2 Mbit, Low Voltage, Page-Erasable Serial Flash Memory
With Byte-Alterability and a 25 MHz SPI Bus Interface
FEATURES SUMMARY
■ 2Mbit of Page-Erasable Flash Memory
■ Page Write (up to 256 Bytes) in 11ms (typical)
■ Page Program (up to 256 Bytes) in 1.2ms
(typical)
■ Page Erase (256 Bytes) in 10ms (typical)
■ Sector Erase (512 Kbit)
■ 2.7 to 3.6V Single Supply Voltage
■ SPI Bus Compatible Serial Interface
■ 25MHz Clock Rate (maximum)
■ Deep Power-down Mode 1µA (typical)
■ Electronic Signature
– JEDEC Standard Two-Byte Signature
(4012h)
■ More than 100,000 Write Cycles
■ More than 20 Year Data Retention
Figure 1. Packages
8
1
SO8 (MN)
150 mil width
VDFPN8 (MP)
(MLP8)
October 2004
1/35