SST89E554 SST [Silicon Storage Technology, Inc], SST89E554 Datasheet - Page 54

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

TABLE 10-6: E
©2001 Silicon Storage Technology, Inc.
Symbol
1/T
T
T
T
T
CHCX
CLCX
CLCH
CHCL
FIGURE 10-8: E
FIGURE 10-9: E
CLCL
PORT 0
PORT 2
PSEN#
V DD = -0.5
WR#
Parameter
Oscillator Frequency
High Time
Low Time
Rise Time
Fall Time
0.45 V
ALE
XTERNAL
XTERNAL
XTERNAL
C
LOCK
T LHLL
A7-A0 FROM RI or DPL
D
C
T AVLL
0.2 V DD -0.1
ATA
LOCK
0.7 V DD
D
RIVE
T CHCL
M
P2[7:0] or A15-A8 FROM DPH
D
T AVWL
EMORY
RIVE
T QVWX
T LLAX
Min
SST89E564 / SST89V564 / SST89E554 / SST89V554
T LLWL
W
25MHz
W
AVEFORM
RITE
Max
20
20
T CLCX
C
YCLE
54
T QVWH
T WLWH
DATA OUT
Min
40MHz
T CLCL
Max
10
10
Oscillator
T WHQX
T CLCH
T CHCX
T WHLH
A7-A0 FROM PCL
0.35T
0.35T
Min
A15-A8 FROM PCH
0
CLCL
CLCL
Variable
Preliminary Specifications
FlashFlex51 MCU
384 ILL F30.0
0.65T
0.65T
384 ILL F15.0
INSTR IN
Max
40
S71181-03-000 9/01
CLCL
CLCL
T10-6.2 384
Units
MHz
ns
ns
ns
ns
384