GD25Q256DFER datasheet(88/89 Pages) GIGADEVICE

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3.3V Uniform Sector

Dual and Quad Serial Flash

GD25Q256D

11. REVISION HISTORY

Version No

Description

Page

Date

1.0

Initial Release

All

2017-9-18

1.1

Modify the note of EA0 in Table 12 from “Non-volatile writable” to

“Volatile writable”.

Modify SFDP: the content of 5BH Addr.

Modify general diagram and pin description

P15

P67

P5-6

2017-9-30

1.2

Modify SFDP: 6th code in 99H Addr. from 0b/1b to 1b

Add “R” to the 8th code of Ordering Information

P68

P77-78

2017-11-2

1.3

Add “J” to the 7th code of Ordering Information and related AC/DC

Parameters

P74, 77-78,

81-82

2017-11-15

1.4

Add 5AH command in Table 13

Modify the description of C8H command

Modify the description of C5H command

Update the Reset Timing Table

Modify the description of all packages

P18

P23

P24

P80

P83, 84

2017-12-18

1.5

Add DTR function related contents

Add “E”, “3” and “2” to the 7th code of the ordering information

Add “D” ,”S” and “B” to the 8th code of the ordering information

---

P80

P80, 81

2018-1-22

1.6

Delete DTR function related contents

Delete “F”, “3” and “2” of the 7th code of the ordering information

Delete “D” and “B” of the 8th code of the ordering information

Modify tVSL min value from 5ms to 2.5ms

Modify tw typ. value from 1ms to 5ms

---

P71

P75

2018-5-4

1.7

Modify Icc1 typ. value from 15uA to 12uA

Modify tpp typ.value from 0.6ms to 0.4ms

Modify tBE1 typ.value from 0.2s to 0.16s

Modify tBE2 typ.value from 0.3s to 0.22s

Modify tCE form 100~240s to 70~200s

Modify Figure 69. Program Security Registers command Sequence

Diagram (ADS=0)

Modify Figure 70. Program Security Registers command Sequence

Diagram (ADS=1)

Add DC/AC characteristics @-40℃~105℃

Add DC/AC characteristics @-40℃~125℃

Update Valid Part Numbers

P73

P77

P59

P74/79

P75/80

P84

2018-9-25

1.8

Modify SFDP @99H addr.

P68

2019-2-19

1.9

Modify the description of DRV bits

P14

2019-4-16

GD25Q256DFER Datasheet(PDF) 88 Page - GigaDevice Semiconductor (Beijing) Inc.

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