GD25LQ256 Datasheet, PDF (14/68 Pages) ELM Electronics – 1.8V Uniform Sector Dual and Quad Serial Flash

GD25LQ256CWIGx 1.8V Uniform Sector Dual and Quad Serial Flash
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Command Name
Clock Number
Read Identification
Read Serial Flash
Discoverable Parameter ⁽¹⁰⁾
Disable QPI
Enable Reset
Reset
Enable 4-byte Mode
Disable 4-byte Mode
Byte 1
(0, 1)
9FH
5AH
FFH
66H
99H
B7H
E9H
Byte 2
(2, 3)
(M7-M0)
A23-A16
Byte 3
(4, 5)
(ID15- ID8)
Byte 4
(6, 7)
(ID7- ID0)
A15-A8
A7-A0
Byte 5
(8, 9)
dummy
Byte 6
(10, 11)
(D7-D0)
Command Name
Clock Number
Page Program
Sector Erase
Block Erase (32K)
Block Erase (64K)
Fast Read
Burst Read with Wrap
Quad I/O Fast Read
Table 2a.1. Commands (QPI) (4-byte mode)
Byte 1 Byte 2
(0, 1) (2, 3)
Byte 3
(4, 5)
Byte 4
(6, 7)
Byte 5
(8, 9)
02H
20H
52H
D8H
0BH
0CH
EBH
A31-A24
A31-A24
A31-A24
A31-A24
A31-A24
A31-A24
A31-A24
A23-A16
A23-A16
A23-A16
A23-A16
A23-A16
A23-A16
A23-A16
A15-A8
A15-A8
A15-A8
A15-A8
A15-A8
A15-A8
A15-A8
A7-A0
A7-A0
A7-A0
A7-A0
A7-A0
A7-A0
A7-A0
Byte 6
(10, 11)
(D7-D0)
Byte 7
(12, 13)
Next byte
dummy
dummy
M7-M0
(D7-D0)
(D7-D0)
(D7-D0)
NOTE:
(1) Dual Output data
IO0 = (D6, D4, D2, D0)
IO1 = (D7, D5, D3, D1)
(2) Dual Input Address
IO0 = A22, A20, A18, A16, A14, A12, A10, A8 A6, A4, A2, A0, M6, M4, M2, M0
IO1 = A23, A21, A19, A17, A15, A13, A11, A9 A7, A5, A3, A1, M7, M5, M3, M1
(3) Quad Output Data
IO0 = (D4, D0, …..)
IO1 = (D5, D1, …..)
IO2 = (D6, D2, …..)
IO3 = (D7, D3,…..)
(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
68 - 14
Rev.1.0