Mil-188C Interface Specifications - Viavi T-BERD MTS 5800 Getting Started Manual

MIL-188c interface specifications

Specification MIL-188c, published in 1969, describes a data communications interface
that uses a 25 pin connector, and unbalanced MIL-188c amplifiers for all circuits. The
MSAM supports testing of unterminated MIL-188c circuits.
specifications.
Table 67 MIL-188c specifications
Specification
Timing Modes
Maximum speed
Minimum output range
Maximum input range
Rise/Fall times
Receiver minimum input sen-
sitivity
Hysteresis
Supported circuits
Table 68
Table 68 Unbalanced MIL-188c circuits
Supported Circuits
RTS
ST
TD
DTR
RD
RL
TM
CTS
TT
DSR
RT
RLSD
LL
RI
March 2018
lists the unbalanced MIL-188c circuits supported by the MSAM.
Request to Send
Transmitter Element Signal Timing from DCE
Transmit Data
Data Terminal Ready
Receive Data
Remote Loopback
Test Mode
Shield
Clear to Send
Transmitter Element Signal Timing to DCE
Data Set Ready
Receiver Signal Element Timing
Receiver Line Signal Detect
Local Loopback
Signal Ground
Ring Indicator
T-BERD/MTS/SC Getting Started Guide
22046537, Rev. 016
Description
Synchronous
64 Kbps
+/- 5 V loaded
+/- 15 V
1.5 uS
< 0.8 V, > 3.0 V
Meets minimum input range
Appendix A Specifications
MSAM specifications
Table 67 lists the MIL-188c
Page 189