DS80C390 Maxim, DS80C390 Datasheet - Page 14

• Manufacturer Part Number: DS80C390
• Description: The DS80C390 is a fast 8051-compatible microprocessor with dual CAN 2
• Manufacturer: Maxim

MOVX CHARACTERISTICS (NONMULTIPLEXED ADDRESS/DATA BUS)
RD Pulse Width
WR Pulse Width
RD Low to Valid Data In
Data Hold After Read
Data Float After Read
Port 1 Address, Port 4 CE, Port 5
PCE to Valid Data In
Port 2, 4 Address to Valid Data In
Port 0 Address, Port 4 CE, Port 5
PCE to RD or WR Low
Port 2, 4 Address to RD or WR Low
Data Valid to WR Transition
Data Hold After WR High
RD or WR High to ALE, Port 4 CE or
Port 5 PCE High
PARAMETER
SYMBOL
t
t
t
t
t
t
t
t
t
t
t
t
AVWL1
AVWL2
WLWH
AVDV1
AVDV2
QVWX
WHQX
WHLH
RLRH
RLDV
RHDX
RHDZ
0.375 t
2.625 t
0.625t
0.25 t
C
C
0.25 t
0.25 t
0.5 t
2.5 t
1.5 t
1.25 t
0.5t
0.5 t
0.5 t
ST
ST
14 of 53
x t
x t
MIN
MCS
MCS
MCS
MCS
MCS
MCS
MCS
-8
-5
MCS
0
MCS
MCS
MCS
MCS
MCS
MCS
MCS
- 10
- 11
- 11
- 10
- 6
- 6
- 11
- 11
- 11
- 7
- 11
- 8
- 7
- 6
- 6
(4C
(4C
(4C
(4C
ST
ST
ST
ST
C
0.25 t
1.25 t
0.125 t
0.75 t
0.75 t
1.375 t
+ 0.625) x t
+ 2.625) x t
0.375t
0.5 t
ST
+ 0.5) x t
+ 2.5) x t
x t
MAX
MCS
10
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
- 20
+ 10
+ 10
- 26
- 30
- 25
- 5
MCS
MCS
- 5
- 5
MCS
MCS
- 30
- 30
- 30
- 30
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
C
1 ≤ C
1 ≤ C
1 ≤ C
1 ≤ C
4 ≤ C
1 ≤ C
4 ≤ C
1 ≤ C
4 ≤ C
1 ≤ C
4 ≤ C
1 ≤ C
4 ≤ C
1 ≤ C
4 ≤ C
1 ≤ C
4 ≤ C
STRETCH
ST
VALUES
C
C
C
C
C
C
C
C
C
C
(MD2:0)
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
≤ 7
≤ 7
≤ 7
≤ 3
≤ 7
≤ 3
≤ 7
≤ 3
≤ 7
≤ 3
≤ 7
≤ 3
≤ 7
≤ 3
≤ 7
≤ 3
≤ 7