CT2566 Datasheet, PDF (33/37 Pages) Aeroflex Circuit Technology – CT2566 MIL-STD-1553 to Microprocessor Interface Unit

12 MHz Clock
(Internal)
MEMCS (16)
MEMOE (56)
MEMWR (57)
tas2
A15-A00
D15-D00
tds2
DMA READ
tah2
tdh2
tas1 tpw7
tpw6
tah1
tds1
tdh1
DMA WRITE
SYMBOL
tas1
tah1
tds1
tdh1
tas2
tah2
tds2
tdh2
tpw6
tpw7
DMA Read/Write Timing (SOM/EOM Cycles)
DESCRIPTION
MIN
DMA Address set-up time
40
DMA Address hold time
60
DMA Address set-up time
83
DMA Address hold time
30
DMA Address set-up time
-
DMA Address hold time
0
DMA Address set-up time
-
DMA Address hold time
0
DMA MEMWR low pulse width
70
DMA MEMCS low pulse width
70
MAX
-
-
-
-
45
-
83
-
-
-
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Figure 37 – DMA Read/Write timing (SOM/EOM cycles)
Aeroflex Circuit Technology
33
SCDCT2566 REV B 8/10/99 Plainview NY [phone]