190-00734-17
GTX 335 w/GPS Installation Guidance
Rev. 1
Page 8-6
8.1.5 GTX 335 Discrete Outputs
Table 8-5 GTX 335 Discrete Outputs
8.1.6 GTX 335 Discrete Inputs
Table 8-6 GTX 335 Discrete Inputs
Pin Name
Pin Number
I/O
Connector
EXTERNAL SUPPRESSION I/O
18
In/Out
J3251
Pin Name
Pin Number
I/O
Connector
TIS-A SELECT*
15
In
J3251
AUDIO Mute
16
In
J3251
AUDIO Cancel
37
In
J3251
SQUAT SWITCH
57
In
J3251
EXTERNAL IDENT*
36
In
J3251
EXTERNAL STANDBY*
14
In
J3251
EXTERNAL SUPPRESSION I/O
18
In/Out
J3251
* INACTIVE: 10
≤
Vin
≤
33 VDC or Rin
≥
100 K
Ω
(open)
ACTIVE: Vin
≤
1.9 VDC with
≥
75
μ
A sink current or Rin
≤
375
Ω
(grounded)
Sink current is internally limited to 200
μ
A max for grounded pin.
