CT1995 Datasheet, PDF (10/25 Pages) Aeroflex Circuit Technology – MIL-STD-1553B Remote Terminal, Bus Controller, or Passive Monitor Hybrid with Status Word Control

Signal
DBCREQ
VALD
RX DATA 0/1
RX DATA 0/1
TX INHIBIT 0/1
TX DATA
Pin Description (Cont.)
Hybrid
Sink or Source
Signal Description
SOURCE
SOURCE
SINK
SINK
SOURCE
SOURCE
Dynamic Bus Control Request - This line will pulse low when the status reply
for a mode code Dynamic Bus Control has finished where the accept bit was
set.
Valid Data - This line will pulse low when a valid data word is received.
Positive Date In. This should be a TTL description of the positive, half of the
Manchester code data on the bus. It should be driven to a logic level “1” when
a predetermined positive threshold is exceeded on the bus.
Negative Data In. This should be a TTL description of the negative half of the
Manchester code data on the bus. It should be driven to a logic level “1” when
a predetermined negative threshold is exceeded on the bus.
Transmitter Enable. Goes low when the transmitter is transmitting. Should be
used to enable the bus drivers.
Positive Data Out - When this signal goes high the bus should be driven
positive.
Aeroflex Circuit Technology
10
SCDCT1995 REV A 11/21/01 Plainview NY [phone]