CT2566 Aeroflex Circuit Technology, CT2566 Datasheet - Page 2

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

Aeroflex Circuit Technology
GENERAL
handshaking to the 1553 interface device, storing
or retrieving message(s) from a user supplied
RAM and notifying the CPU that a 1553
transaction has occurred. The CPU uses this
RAM to read the received data as well as to store
messages to be transmitted onto the Bus.
or MT operation and can be either memory
mapped or I/O mapped to CPU address space.
Registers internal to the CT2566 control its
operation.
user supplied registers and can address up to
64K words of RAM. The RAM selected must be a
non-latched static RAM (capable of meeting the
timing constraints for the CT2566). A double
The CT2566 was designed to perform required
The CT2566 can be used to implement BC, RT,
The CT2566 can access up to four external,
PARAMETER
Logic
Clock
Power Supplies
Temperature Range
Physical Characteristics
I
I
I
I
V
V
V
V
Voltage
Current Drain
Operating (Case)
Storage
Size
Weight
IH
IL
OH
OL
IH
IL
OH
OL
(With V
(With V
78 pin DIP
82 pin flatpack
78 pin DIP
82 pin flatpack
IL
IH
= 0.0V)
= 2.7V)
Specifications at Nominal Power Supply Voltages
Table 1 – Specifications
2
buffering architecture is provided to prevent
incomplete or partially updated information from
being transmitted onto the 1553 Data Bus.
clock.
COMPATIBLE MICROPROCESSOR TYPES
microprocessors, including, the Motorola 68000
family, the Intel 8080 family, Zilog Z8000
products,
processors.
requires external circuitry such as Aeroflex’s
CT2565(BC/RT/MT)
transceivers. Figure 2 shows the interconnection
for these components.
The CT2566 requires an external, user supplied
The CT2566 may be used with most common
Interfacing the CT2566 to the 1553 Data Bus
(55.6 x 40.6 x 3.71)
2.1 x 1.87 x 0.25
2.1 x 1.87 x 0.25
(53 x 47.5 x 6.4)
and
55 to +125
65 to +150
5.0±10%
VALUE
4.0 min
10 typ
1 (28)
1 (28)
4.0
2.0
0.8
3.7
0.4
SCDCT2566 REV B 8/10/99 Plainview NY [phone]
630
700
12
available
and
MIL-STD-1750
UNITS
oz (g)
oz (g)
(mm)
(mm)
MHz
mA
mA
mA
µA
µA
°C
°C
in
in
V
V
V
V
V
ACT4489D