GD25Q20 Datasheet PDF – 2M-bit Serial Flash Memory

Part Number: GD25Q20, GD25Q20BxIGx

Function: 2M-bit Serial Flash Memory

Package: SOP, TSSOP, USON 8 Pin Type

Manufacturer: ELM Technology

Image and Pinouts:

GD25Q20 datasheet



The GD25Q20B Serial flash supports the standard Serial Peripheral Interface (SPI), and a high performance Dual/Quad output as well as Dual/Quad SPI: Serial Clock, Chip Select, Serial Data I/O0 (SI), I/O1 (SO), I/O2 (WP#), and I/O3 (HOLD#). SPI clock frequencies of up to 120MHz are supported allowing equivalent clock rates of 240MHz for Dual Output & Dual I/O read command, and 480MHz for Quad output & Quad I/O read command.


1. 2M-bit Serial Flash
(1) 512/256K-byte -Page
(2) 256 bytes per programmable page

2. High Speed Clock Frequency
(1) 120MHz for fast read with 30PF load
(2) Dual I/O Data transfer up to 240Mbits/s
(3) Quad I/O Data transfer up to 480Mbits/s

3. Software/Hardware Write Protection
(1) Write protect all/portion of memory via software
(2) Enable/Disable protection with WP# Pin
(3) Top or Bottom, Sector or Block selection



Other data sheets are available within the file:


GD25Q20 Datasheet PDF Download

GD25Q20 pdf