参数资料
型号: SST89E554A-40-C-NJ
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, PQCC44
封装: PLASTIC, MS-018AC, LCC-44
文件页数: 79/87页
文件大小: 996K
代理商: SST89E554A-40-C-NJ
80
Preliminary Specifications
FlashFlex51 MCU
SST89E554A / SST89V554A
2003 Silicon Storage Technology, Inc.
S71228-00-000
6/03
14.3 Flash Memory Programming Timing Diagrams with External Host Mode
FIGURE 14-14: READ-ID
Reads chip signature and identification registers at the addressed location.
FIGURE 14-15: CHIP-ERASE
Erases both flash memory blocks. Security lock is ignored and the security bits are erased too.
1228 F45.0
0030H
TSU
TES
RST
PSEN#
ALE/PROG#
EA#
P3[5:4] ,P2[5:0] ,P1
P2[7:6] ,P3[7:6]
P0
0000b
TRD
BFH
0031H
0000b
TRD
Device ID
Device ID = 9BH for SST89E554A
9AH for SST89V554A
RST
PSEN#
ALE/PROG#
P3[3]
P3[7:6], P2[7:6]
0001b
TCE
TPROG
TADS
1228 F46.0
TES
TSU
TDH
EA#
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