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: 28/87页
文件大小: 996K
代理商: SST89E554A-40-C-NJ
34
Preliminary Specifications
FlashFlex51 MCU
SST89E554A / SST89V554A
2003 Silicon Storage Technology, Inc.
S71228-00-000
6/03
FIGURE
4-1: I/O PIN ASSIGNMENTS FOR EXTERNAL HOST MODE
Flash
Control Signals
Address Bus
A7-A0
Flash
Control Signals
Address Bus
A13-A8
Input/
Output
Data
Bus
Port 0
VSS
Ready/Busy#
Port 3
VDD RST
Port 2
Port 1
EA# ALE /
PROG#
PSEN#
7
6
5
A15
A14
4
3
2
1
0
7
6
7
6
5
4
3
2
1
0
7
6
0
Address Bus
A15-A14
1228 F06.0
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