IS25WD040, IS25WD020 Datasheet - ISSI

IS25WD040 2 Mbit / 4 Mbit Single Operating Voltage Serial Flash Memory

The IS25WD020/040 are 2 Mbit / 4Mbit Serial Peripheral Interface (SPI) Flash memories, providing single- or dual-output. The devices are designed to support a 30 MHz fclock rate in normal read mode, and 80 MHz in fast read, the fastest in the industry. The devices use a single low voltage power sup.

IS25WD040 Features

* Single Power Supply Operation - Low voltage range: 1.65 V

* 1.95 V

* Memory Organization - IS25WD020: 256K x 8 (2 Mbit) - IS25WD040: 512K x 8 (4 Mbit)

* Cost Effective Sector/Block Architecture - 2Mb : Uniform 4KByte sectors / Four uniform 64KByte blocks - 4Mb : Un

IS25WD020-ISSI.pdf