参数资料
型号: SST89E554A-40-I-TQJ
厂商: SILICON STORAGE TECHNOLOGY INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 40 MHz, MICROCONTROLLER, PQFP44
封装: MS-026ACB, TQFP-44
文件页数: 73/87页
文件大小: 996K
代理商: SST89E554A-40-I-TQJ
Preliminary Specifications
FlashFlex51 MCU
SST89E554A / SST89V554A
75
2003 Silicon Storage Technology, Inc.
S71228-00-000
6/03
FIGURE
14-3: EXTERNAL PROGRAM MEMORY READ CYCLE
FIGURE
14-4: EXTERNAL DATA MEMORY READ CYCLE
1228 F34.0
PORT 2
PORT 0
PSEN#
ALE
A0 - A7
TLLAX
TPLAZ
TPXIZ
TLLPL
TAVIV
TAVLL
TPXIX
TLHLL
TLLIV
TPLIV
TPLPH
INSTR IN
A8 - A15
A0 - A7
TPXAV
1228 F35.0
PORT 2
PORT 0
RD#
PSEN#
ALE
TLHLL
P2[7:0] or A8-A15 FROM DPH
A0-A7 FROM RI or DPL
TAVDV
TAVWL
DATA IN
INSTR IN
TRLAZ
TAVLL
TLLAX
TLLWL
TLLDV
TRLRH
TRLDV
TRHDZ
TWHLH
TRHDX
A8-A15 FROM PCH
A0-A7 FROM PCL
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