GD25LQ40xIGx 1.8V Uniform Sector Dual and Quad Serial Flash
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(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 Register0: A23-A16=00H, A15-A8=00H, A7-A0=Byte Address;
Security Register1: A23-A16=00H, A15-A8=10H, A7-A0=Byte Address;
Security Register2: A23-A16=00H, A15-A8=20H, A7-A0=Byte Address;
Security Register3: A23-A16=00H, A15-A8=30H, A7-A0=Byte Address.
(9) QPI Command, Address, Data input/output format:
CLK #0 1
2
3
4
5
6
7
8
9
10 11
IO0 = C4, C0, A20, A16, A12, A8, A4, A0, D4, D0, D4, D0
IO1 = C5, C1, A21, A17, A13, A9, A5, A1, D5, D1, D5, D1
IO2 = C6, C2, A22, A18, A14, A10, A6, A2, D6, D2, D6, D2
IO3 = C7, C3, A23, A19, A15, A11, A7, A3, D7, D3, D7, D3
Table of ID Definitions:
GD25LQ40
Operation Code
M7-M0
ID15-ID8
ID7-ID0
9FH
90H
C8
C8
60
13
12
12
ABH
Rev.1.0
59 - 14
ELM [ ELM ELECTRONICS ]
