參數(shù)資料
型號: P4C1256L-70PILF
廠商: PYRAMID SEMICONDUCTOR CORP
元件分類: SRAM
英文描述: 32K X 8 STANDARD SRAM, 70 ns, PDIP28
封裝: 0.300 INCH, ROHS COMPLIANT, PLASTIC, DIP-28
文件頁數(shù): 6/16頁
文件大?。?/td> 1155K
代理商: P4C1256L-70PILF
W39L040
- 14 -
6.10 Boot Block Lockout Enable Flow Chart
Boot Block Lockout
Feature Set Flow
Load data AA
to
address 5555
Load data 55
to
address 2AAA
Load data 80
to
address 5555
Load data AA
to
address 5555
Load data 55
to
address 2AAA
Load data 40/70
to
address 5555
Pause 2 mS
Exit
40 to lock 64K Boot Block
70 to lcok 16K Boot Block
Load data XX
to
address 7FFFF/0
7FFFF(XX) to lock Top Boot Block
000000(XX) to lock Bottom Boot Block
相關(guān)PDF資料
PDF描述
P4C1256-20PI 32K X 8 STANDARD SRAM, 20 ns, PDIP28
P4C1256-25JC 32K X 8 STANDARD SRAM, 25 ns, PDSO28
P4C1256L-45L32M 32K X 8 STANDARD SRAM, 45 ns, QCC32
P4C1256L-70CMB 32K X 8 STANDARD SRAM, 70 ns, CDIP28
P4C169-55LMB 4K X 4 STANDARD SRAM, 55 ns, CQCC20
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