CT2553-FP AEROFLEX [Aeroflex Circuit Technology], CT2553-FP Datasheet - Page 31

• Manufacturer Part Number: CT2553-FP
• Description: CT2553 / 2554 / 2555 / 2556 Advanced Integrated MUX (AIM) Hybrid FOR MIL-STD-1553
• Manufacturer: AEROFLEX [Aeroflex Circuit Technology]

Aeroflex Circuit Technology
Pin
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
1
2
3
4
5
6
7
8
9
D00
D02
D04
D06
D08
D10
D12
D14
RTAD1
RTAD0
RTAD4
ILLCMD
SA/MC-0
Logic +5V
SA/MC-1
BCSTRCV
LMC
-15V
GNDB
TX/RX-B
Logic GND
A01
A03
A05
A07
A09
A11
A13
A15
MEMOE
MEMENA-OUT
CLOCK IN
MEM/REG
STRBD
EXTEN
RD/WR
EXTLD
GNDA
-15VA
TX/RX-A
D01
D03
D05
D07
Name
I
IH
+10
±20
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(6)
(6)
(6)
(5)
(5)
(5)
(5)
(µA)
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Table 7A – CT2553 Pin Function Table (78 Pin DIP)
I
IL
±0.01
±0.02
-0.4
-0.4
-0.4
-0.4
-0.4
-0.4
-0.4
-0.4
-0.4
-0.4
-0.4
-0.4
-0.4
-0.4
-0.4
-0.4
-0.4
-0.4
-0.4
-0.7
-0.7
-0.7
-0.4
-0.4
-0.4
-0.4
(mA) I
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
OH
-400
-400
-400
-400
-400
-400
-400
-400
-400
-400
-400
-400
-400
-400
-400
-400
-400
-400
-400
-400
-400
-400
-400
-400
-400
-400
(µA) I
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
OL
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
2.0
2.0
2.0
2.0
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
4.0
4.0
3.6
3.6
3.6
3.6
(mA)
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
I/O Data Bus Bit 0 (LSB).
I/O Data Bus Bit 2.
I/O Data Bus Bit 4.
I/O Data Bus Bit 6.
I/O Data Bus Bit 8.
I/O Data Bus Bit 10.
I/O Data Bus Bit 12.
I/O Data Bus Bit 14.
Remote Terminal Address Bit 1.
Remote Terminal Address Bit 0 (LSB)
Remote Terminal Address Bit 4 (MSB)
Legal Command. Defines the received command as illegal.
Subaddress/Mode Command Bit 0. Multiplexed output bit-0 of
subaddress/word count field of the current command word. SA/MC
determined by the state of LMC.
+5V supply input for digital logic section. B6 counter.
Subaddress/Mode Command Bit 1. In MT mode, pulses every time 32
words have been stored. B7 counter.
Broadcast Received. Indicates current command is a 1553 Broadcast
Command.
Latched Mode Command. Logic 1 indicates current command word is a
mode code and selects MC0-MC4. Logic 0 indicates non-mode
comrnand and selects SA0-SA4.
Ground B. Power supply return connection for the B channel
transceiver.
Transmit/Receive transceiver-B. Input/output to the coupling
transformer that connects to the B channel of the 1553 Bus.
Logic Ground. Power supply return for the digital logic section.
Address Bit 1
Address Bit 3
Address Bit 5
Address Bit 7
Address Bit 9
Address Bit 11
Address Bit 13
Address Bit 15 (MSB)
Memory Output Enable. A Logic 0 used to enable data output
from memory when
Memory Enable Out. Low level output to enable external RAM.
Used with MEMOE
external RAM.
Clock Input. 16 MHz TTL clock.
Memory/Register. Input from CPU to select memory or register data
transfer.
Strobe Data. Used in conjunction with SELECT to initiate a data
transfer cycle
External Enable. Used to load data into external devices.
Read/Write. Input from the CPU which defines the Data Bus
transfer as a read
External load. Used to load data into external devices.
Ground A. Power supply return connection for the A channel
transceiver.
-I5V input power supply connection for the A channel transceiver.
transformer that connects
I/O Data Bus Bit 1.
I/O Data Bus Bit 3.
I/O Data Bus Bit 5
I/O Data Bus Bit 7.
-15V input power supply connection for the B channel transceiver.
Transmit/Receive transceiver-A. Input/Output to the coupling
31
to/from CPU.
or write operation.
to read data or with MEMWR to write data into
the 1553 or CPU reads from memory.
Description
to the A channel of the 1553 Bus.
SCDCT2553 REV B 8/6/99 Plainview NY [phone]