BCRT-ACA ETC1 [List of Unclassifed Manufacturers], BCRT-ACA Datasheet - Page 24

• Manufacturer Part Number: BCRT-ACA
• Description: BCRT Bus Controller/Remote Terminal/Monitor
• Manufacturer: ETC1 [List of Unclassifed Manufacturers]

RTI-24
DMARQ
MEMCK
RCS
RRD/RWR
DATA BUS
ADDR OUT BUS
Notes:
1. Allows a 20ns data valid set-up time before RCS and RRD/RWR go high.
2. The sum t
3. Supplied as a design limit, but not guaranteed or tested.
4. Guaranteed by test.
SYMBOL
t
t
t
t
t
t
t
t
t
10a
10b
10c
10d
10e
10f
10g
10h
10i
b
+ t
e
must not exceed 18.8ms.
ADDR OUT valid to DMARQ active
DMARQ active to MEMCK active
MEMCK active to RCS active
MEMCK inactive to RCS inactive
MEMCK pulse width
MEMCK active to DATA bus valid
MEMCK inactive to DATA bus high
impedance
MEMCK active to RRD/RWR active
MEMCK inactive to RRD/RWR inactive
t
10a
3
PARAMETER
Figure 10. RTI Memory Write
t
10b
t
1, 2, 4
10h
t
4
10c
2, 3
4
4
3
t
t
10e
10f
MINIMUM
883
83
0
5
-
-
-
-
-
t
t
t
10d
10i
10g
MAXIMUM
992
115
101
67
61
61
58
-
-
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns