SST89E554 SST [Silicon Storage Technology, Inc], SST89E554 Datasheet - Page 25

• Manufacturer Part Number: SST89E554
• Description: FlashFlex51 MCU
• Manufacturer: SST [Silicon Storage Technology, Inc]

FlashFlex51 MCU
SST89E564 / SST89V564 / SST89E554 / SST89V554
Preliminary Specifications
TABLE
Note: Symbol
Note: V
©2001 Silicon Storage Technology, Inc.
Operation
Read-ID
Chip-Erase
Block-Erase
Sector-Erase
Byte-Program
Byte-Verify (Read)
Prog-SC0
Prog-SC1
Prog-SB1
Prog-SB2
Prog-SB3
FIGURE
the above input pins are invalid and may result in unexpected behaviors.
AH = Address high order byte; DI = Data Input; DO = Data Output; A[15:13] = 0xxb for Block 0 and A[15:13] = 111b for Block 1
IL
= Input Low Voltage;
4-2: E
signifies a negative pulse and the command is asserted during the low state of PROG#/ALE input. All other combinations of
4-1: I/O P
XTERNAL
RST
V
V
V
V
V
V
V
V
V
V
V
IH1
IH1
IH1
IH1
IH1
IH1
IH1
IH1
IH1
IH1
IH1
IN
V
H
IH
A
PSEN#
Address Bus
Control Signals
OST
= Input High Voltage;
SSIGNMENTS FOR
V
V
V
V
V
V
V
V
V
V
V
IL
IL
IL
IL
IL
IL
IL
IL
IL
IL
IL
A15-A14
Flash
M
ODE
Ready/Busy#
PROG#/
ALE
C
V
V
XTAL2
XTAL1
OMMANDS FOR
IH
IH
A14
A15
V
E
IH1
EA#
XTERNAL
V
V
V
V
V
V
V
V
V
V
V
EA#
IH
IH
IH
IH
IH
IH
IH
IH
IH
IH
IH
0
1
2
3
4
5
6
7
= Input High Voltage (XTAL, RST); X = Don’t care; AL = Address low order byte;
Port 3
V
SS
PROG#
P3[7]
ALE /
V
V
V
V
V
V
V
V
V
V
V
V
SST89E554/SST89V554
25
IH
IH
IH
IH
IH
IH
IH
IH
Port 0
Port 2
Port 1
IL
IL
IL
DD
H
OST
RST
PSEN#
P3[6]
V
V
V
V
V
V
V
V
V
V
V
M
IH
IH
IH
IH
IH
IL
IL
IL
IL
IL
IL
0
1
2
3
4
5
6
7
ODE
0
6
7
0
6
7
P2[7]
V
V
V
V
V
V
V
V
V
V
V
384 ILL F01.1
IH
IH
IH
IH
IL
IL
IL
IL
IL
IL
IL
Input/
Output
Data
Bus
Address Bus
A13-A8
Flash
Control Signals
Address Bus
A7-A0
P2[6]
V
V
V
V
V
V
V
V
V
V
V
IH
IH
IH
IH
IH
IH
IH
IL
IL
IL
IL
P0[7:0]
DO
DO
DI
X
X
X
X
X
X
X
X
P3[5:4]
P2[5:0]
A[15:13]
AAH
5AH
S71181-03-000 9/01
AH
AH
AH
AH
X
X
X
X
P1[7:0]
T4-2.0 384
AL
AL
AL
AL
X
X
X
X
X
X
X
384