參數(shù)資料
型號(hào): SST89V554A-33-C-TQJ
廠商: SILICON STORAGE TECHNOLOGY INC
元件分類(lèi): 微控制器/微處理器
英文描述: 8-BIT, FLASH, 33 MHz, MICROCONTROLLER, PQFP44
封裝: MS-026ACB, TQFP-44
文件頁(yè)數(shù): 77/87頁(yè)
文件大?。?/td> 996K
代理商: SST89V554A-33-C-TQJ
Preliminary Specifications
FlashFlex51 MCU
SST89E554A / SST89V554A
79
2003 Silicon Storage Technology, Inc.
S71228-00-000
6/03
TABLE 14-11: EXTERNAL MODE FLASH MEMORY PROGRAMMING/VERIFICATION PARAMETERS1
Parameter2,3
Symbol
Min
Max
Units
Reset Setup Time
TSU
3s
Read-ID Command Width
TRD
1
s
PSEN# Setup Time
TES
40
s
Address, Command, Data Setup Time
TADS
0ns
Chip-Erase Time
TCE
150
ms
Block-Erase Time
TBE
100
ms
Sector-Erase Time
TSE
30
ms
Program Setup Time
TPROG
1.2
s
Address, Command, Data Hold
TDH
0ns
Byte-Program Time4
TPB
50
s
Select-Block Program Time
TPSB
500
ns
Re-map or Security bit Program Time
TPS
80
s
Verify Command Delay Time
TOA
50
ns
Verify High Order Address Delay Time
TAHA
50
ns
Verify Low Order Address Delay Time
TALA
50
ns
T14-11.0 1228
1. For IAP operations, the program execution overhead must be added to the above timing parameters.
2. Program and Erase times will scale inversely proportional to programming clock frequency.
3. All timing measurements are from the 50% of the input to 50% of the output.
4. Each byte must be erased before programming.
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