参数资料
型号: SST89E58RD2-40-C-PIE
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, PDIP40
封装: LEAD FREE, PLASTIC, MS-011AC, DIP-40
文件页数: 30/91页
文件大小: 1017K
代理商: SST89E58RD2-40-C-PIE
36
Preliminary Specifications
FlashFlex51 MCU
SST89E52RD2 / SST89E54RD2 / SST89E58RD2 / SST89E516RD2
SST89V52RD2 / SST89V54RD2 / SST89V58RD2 / SST89V516RD2
2004 Silicon Storage Technology, Inc.
S71255-00-000
3/04
Note: VIL = Input Low Voltage; VIH = Input High Voltage; VIH1 = Input High Voltage (XTAL, RST); X = Don’t care; AL = Address low order byte;
AH = Address high order byte; DI = Data Input; DO = Data Output
FIGURE
4-1: I/O PIN ASSIGNMENTS FOR EXTERNAL HOST MODE
TABLE
4-2: EXTERNAL HOST MODE COMMANDS FOR SST89E/V516RD2
Operation
RST
PSEN#
PROG#/
ALE
EA#
P3[7]
P3[6]
P2[7]
P2[6]
P0[7:0]
P3[5:4]
P2[5:0]
P1[7:0]
Read-ID
VIH1
VIL
VIH
VIL
DO
AH
AL
Chip-Erase
VIH1
VIL
1
VIH
VIL
VIH
XXX
Block-Erase
VIH1
VIL
VIH
VIL
VIH
XXX
Sector-Erase
VIH1
VIL
VIH
VIL
VIH
XAH
AL
Byte-Program
VIH1
VIL
VIH
VIL
DI
AH
AL
Byte-Verify (Read)
VIH1
VIL
VIH
VIL
DO
AH
AL
Select-Block0
VIH1
VIL
VIH
VIL
VIH
X
55H
X
Select-Block1
VIH1
VIL
VIH
VIL
VIH
XA5H
X
Prog-SC0
VIH1
VIL
VIH
VIL
VIH
X5AH
X
Prog-SB1
VIH1
VIL
VIH
XXX
Prog-SB2
VIH1
VIL
VIH
VIL
VIH
XXX
Prog-SB3
VIH1
VIL
VIH
VIL
VIH
VIL
VIH
XXX
Enable-Clock-Double
VIH1
VIL
VIH
VIL
X
55H
X
T4-2.0 1255
1. Symbol
signifies a negative pulse and the command is asserted during the low state of PROG#/ALE input. All other combinations
of the above input pins are invalid and may result in unexpected behaviors.
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
1255 F07.0
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