參數(shù)資料
型號(hào): SST89V54RD2-33-I-TQJ
廠商: SILICON STORAGE TECHNOLOGY INC
元件分類: 微控制器/微處理器
英文描述: FlashFlex51 MCU
中文描述: 8-BIT, FLASH, 33 MHz, MICROCONTROLLER, PQFP44
封裝: MS-026ACB, TQFP-44
文件頁(yè)數(shù): 36/91頁(yè)
文件大?。?/td> 984K
代理商: SST89V54RD2-33-I-TQJ
36
Preliminary Specifications
FlashFlex51 MCU
SST89E52RD2 / SST89E54RD2 / SST89E58RD2 / SST89E516RD2
SST89V52RD2 / SST89V54RD2 / SST89V58RD2 / SST89V516RD2
2004 Silicon Storage Technology, Inc.
S71255-00-000
3/04
Note:
V
IL
= Input Low Voltage;
V
IH
= Input High Voltage;
V
IH1
= 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 P
IN
A
SSIGNMENTS
FOR
E
XTERNAL
H
OST
M
ODE
TABLE
4-2: E
XTERNAL
H
OST
M
ODE
C
OMMANDS
FOR
SST89E/V516RD2
Operation
Read-ID
Chip-Erase
Block-Erase
Sector-Erase
Byte-Program
Byte-Verify (Read)
Select-Block0
Select-Block1
Prog-SC0
Prog-SB1
Prog-SB2
Prog-SB3
Enable-Clock-Double
RST
V
IH1
V
IH1
V
IH1
V
IH1
V
IH1
V
IH1
V
IH1
V
IH1
V
IH1
V
IH1
V
IH1
V
IH1
V
IH1
PSEN#
V
IL
V
IL
V
IL
V
IL
V
IL
V
IL
V
IL
V
IL
V
IL
V
IL
V
IL
V
IL
V
IL
PROG#/
ALE
V
IH
1
V
IH
EA#
V
IH
V
IH
V
IH
V
IH
V
IH
V
IH
V
IH
V
IH
V
IH
V
IH
V
IH
V
IH
V
IH
P3[7]
V
IL
V
IL
V
IH
V
IH
V
IH
V
IH
V
IH
V
IH
V
IH
V
IH
V
IL
V
IL
V
IH
P3[6]
V
IL
V
IL
V
IH
V
IL
V
IH
V
IH
V
IL
V
IL
V
IL
V
IH
V
IL
V
IH
V
IL
P2[7]
V
IL
V
IL
V
IL
V
IH
V
IH
V
IL
V
IL
V
IL
V
IL
V
IH
V
IH
V
IL
V
IL
P2[6]
V
IL
V
IH
V
IH
V
IH
V
IL
V
IL
V
IH
V
IH
V
IH
V
IH
V
IH
V
IH
V
IL
P0[7:0]
DO
X
X
X
DI
DO
X
X
X
X
X
X
X
P3[5:4]
P2[5:0]
AH
X
X
AH
AH
AH
55H
A5H
5AH
X
X
X
55H
P1[7:0]
AL
X
X
AL
AL
AL
X
X
X
X
X
X
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
A
7
-A
0
Flash
Control Signals
Address Bus
A
13
-A
8
Input/
Output
Data
Bus
Port 0
V
SS
Ready/Busy#
Port 3
V
DD
RST
Port 2
Port 1
EA# ALE /
PROG#
PSEN#
7
6
5
A15
A
14
4
3
2
1
0
7
6
7
6
5
4
3
2
1
0
0
7
6
0
Address Bus
A
15
-A
14
1255 F07.0
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