GD25Q32C datasheet(14/50 Pages) ELM

14 / 50 page

Rev.1.0

50 -

http://www.elm-tech.com

GD25Q32CxIGx 3.3V Uniform Sector Dual and Quad Serial Flash

Table Of ID Definitions:

GD25Q32C

Operation Code

MID7-MID0

ID15-ID8

ID7-ID0

9FH

90H/92H/94H

ABH

(4) Quad Input Address

IO0 = A20, A16, A12, A8, A4, A0, M4, M0

IO1 = A21, A17, A13, A9, A5, A1, M5, M1

IO2 = A22, A18, A14, A10, A6, A2, M6, M2

IO3 = A23, A19, A15, A11, A7, A3, M7, M3

(5) Fast Read Quad I/O Data

IO0 = (x, x, x, x, D4, D0,…)

IO1 = (x, x, x, x, D5, D1,…)

IO2 = (x, x, x, x, D6, D2,…)

IO3 = (x, x, x, x, D7, D3,…)

(6) Fast Word Read Quad I/O Data

IO0 = (x, x, D4, D0,…)

IO1 = (x, x, D5, D1,…)

IO2 = (x, x, D6, D2,…)

IO3 = (x, x, D7, D3,…)

(7) Fast Word Read Quad I/O Data: the lowest address bit must be 0.

(8) Security Registers Address:

Security Register1: A23-A16=00H, A15-A10=000100b, A9-A0=Byte Address;

Security Register2: A23-A16=00H, A15-A10=001000b, A9-A0=Byte Address;

Security Register3: A23-A16=00H, A15-A10=001100b, A9-A0=Byte Address.

(9) Dummy bits and Wrap Bits

IO0 = (x, x, x, x, x, x, W4, x)

IO1 = (x, x, x, x, x, x, W5, x)

IO2 = (x, x, x, x, x, x, W6, x)

IO3 = (x, x, x, x, x, x, W7, x)

(10) Address, Continuous Read Mode bits, Dummy bits, Manufacture ID and Device ID

IO0 = (A20, A16, A12, A8, A4, A0, M4, M0, x, x, x, x, MID4, MID0, DID4, DID0, …)

IO1 = (A21, A17, A13, A9, A5, A1, M5, M1, x, x, x, x, MID5, MID1, DID5, DID1, …)

IO2 = (A22, A18, A14, A10, A6, A2, M6, M2, x, x, x, x, MID6, MID2, DID6, DID2, …)

IO3 = (A23, A19, A15, A11, A7, A3, M7, M3, x, x, x, x, MID7, MID3, DID7, DID3, …)

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