IS25LE128E-RJLE:P-TY datasheet(27/197 Pages) ISSI

27 / 197 page

IS25LE256E/128E

IS25WE256E/128E

Integrated Silicon Solution, Inc.- www.issi.com

Rev.A9

03/07/2023

Status Register Bits

Block Size = 256KB(2), Protected Memory Area (256Mb, 128Blocks)

BP3

BP2

BP1

BP0

TBS(T/B selection) = 0, Top area

TBS(T/B selection) = 1, Bottom area

0( None)

1(1 block : 127th)

1(1 block : 0th)

2(2 blocks : 126th and 127th)

2(2 blocks : 0th and 1st)

3(4 blocks : 124th to 127th)

3(4 blocks : 0th to 3rd)

4(8 blocks : 120th to 127th)

4(8 blocks : 0th to 7th)

5(16 blocks : 112th to 127th)

5(16 blocks : 0th to 15th)

6(32 blocks : 96th to 127th)

6(32 blocks : 0th to 31st)

7(64 blocks : 64th to 127th)

7(64 blocks : 0th to 63rd)

8-15(128 blocks : 0th to 127th) All blocks

Status Register Bits

Block Size = 256KB(2), Protected Memory Area (128Mb, 64Blocks)

BP3

BP2

BP1

BP0

TBS(T/B selection) = 0, Top area

TBS(T/B selection) = 1, Bottom area

0( None)

1(1 block : 63rd)

1(1 block : 0th)

2(2 blocks : 62nd and 63rd)

2(2 blocks : 0th and 1st)

3(4 blocks : 59th to 63rd)

3(4 blocks : 0th to 3rd)

4(8 blocks : 56th to 63rd h)

4(8 blocks : 0th to 7th)

5(16 blocks : 48th to 63rd)

5(16 blocks : 0th to 15th)

6(32 blocks : 32nd to 63rd)

6(32 blocks : 0th to 31st)

7(64 blocks : 0th to 63rd) All blocks

8-15(64 blocks : 0th to 63rd) All blocks

Notes:

x is don’t care

2. For Optional 256KB BP Table, see the Or

dering Information (Option “K”)

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