DS89C430-DS89C450 Dallas Semiconducotr, DS89C430-DS89C450 Datasheet - Page 5
DS89C430-DS89C450
Manufacturer Part Number
DS89C430-DS89C450
Description
Ultra-High-Speed Flash Microcontrollers
Manufacturer
Dallas Semiconducotr
Datasheet
1.DS89C430-DS89C450.pdf
(47 pages)
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AC CHARACTERISTICS (continued)
(V
PSEN Low to Valid Instruction
In
Input Instruction Hold After
PSEN
Input Instruction Float After
PSEN
Port 0 Address to Valid
Instruction In
Port 2 Address to Valid
Instruction In
PSEN Low to Port 0 Address
Float
RD Pulse Width (P3.7)
(Note 16)
WR Pulse Width (P3.6)
(Note 16)
RD (P3.7) Low to Valid Data In
(Note 16)
Data Hold After RD (P3.7)
Data Float After RD (P3.7)
MOVX ALE Low to Input Data
Valid (Note 16)
CC
= 4.5V to 5.5V, T
PARAMETER
O
= -40°C to +85°C.) (See
SYMBOL
t
t
t
t
t
t
t
t
t
t
t
t
WLWH
AVIV0
AVIV2
RLRH
RHDX
RHDZ
PLAZ
RLDV
LLDV
PLIV
PXIX
PXIZ
t
t
CLCL
CLCL
+ t
+ t
MIN
PAGE MODE 1
0
0
STC1
STC1
- 5
- 5
1-CYCLE
Figure
t
CLCL
t
t
+ t
CLCL
CLCL
MAX
STC1
- 18
- 20
- 20
1,
Figure
t
t
CLCL
CLCL
+ t
+ t
MIN
PAGE MODE 1
0
0
STC1
STC1
2, and
- 5
- 5
2-CYCLE
1.5t
Figure
t
CLCL
t
+ t
CLCL
CLCL
MAX
STC1
- 18
5 of 47
- 20
- 20
3.)
DS89C430/DS89C440/DS89C450 Ultra-High-Speed Flash Microcontrollers
2t
2t
+ t
+ t
CLCL
CLCL
MIN
PAGE MODE 1
0
0
STC1
STC1
4-CYCLE
- 5
- 5
2.5t
2t
2t
CLCL
+ t
CLCL
CLCL
MAX
STC1
- 18
- 20
- 20
2t
2t
+ t
+ t
CLCL
CLCL
MIN
PAGE MODE 2
0
0
STC1
STC1
- 5
- 5
1.5t
t
2t
CLCL
2t
3t
t
t
CLCL
CLCL
+ t
CLCL
+ t
MAX
CLCL
CLCL
CLCL
0
STC1
STC1
- 20
- 5
- 18
- 5
- 8
- 22
- 20
2t
2t
+ t
+ t
NONPAGE MODE
CLCL
CLCL
MIN
0
0
STC1
STC1
- 5
- 5
3.5t
2t
2t
3t
2t
t
t
CLCL
CLCL
+ t
CLCL
+ t
MAX
CLCL
CLCL
CLCL
CLCL
0
STC1
STC1
- 5
- 18
- 5
- 20
- 22
- 20
- 5
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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