CT2566 Aeroflex Circuit Technology, CT2566 Datasheet - Page 30

• Manufacturer Part Number: CT2566
• Description: CT2566 MIL-STD-1553 to Microprocessor Interface Unit
• Manufacturer: Aeroflex Circuit Technology

BCSTART (46)
NBGRNT (19)
MEMWR (57)
MEMCS (16)
MEMOE (56)
TAGEN (5)
A15-A00
D15-D00
SOM (7)
td14
tpw13
1553 COMMAND
WORD
SYMBOL
td15
tpw12
tpw13
td13
tpw8
td13
td14
td15
tpw12
STACK ADDRESS
STACK POINTER
DESCRIPTION
RTU SOM Cycle DMA delay
1553 Command Word set-up time
1553 Command Word hold time
BCSTART low pulse width
SOM low pulse width
NBGRNT low pulse width
Figure 34 – RTU SOM (no contention)
RTU SOM Timing (No Contention)
BLOCK STATUS WORD
STACK ADDRESS
STACK ADDRESS + 1
TIME TAG
MIN
STACK ADDRESS + 2
60
60
70
50
50
-
TRI-STATE
MAX
200
200
200
-
-
-
STACK ADDRESS + 3
UNITS
COMMAND
ns
ns
ns
ns
ns
ns
tpw8
LOOK-UP ADDRESS
BLOCK ADDRESS