User's Manual

Location Pin Assignment Type Signal Characteristics
10 GPIO 7/Analog
RSSI Out
5
Digital or
Analog
Digital:
Output Logic Low: 0.5 VDC max
Output Logic High: Open Collector with 10 k pull-up to 5 V
Input Logic Low: 0–0.8 VDC
Input Logic High: 3.0–14 VDC
Analog RSSI:
Typically 0.5 VDC for -120 dBm to 2.7 VDC for -60 dBm
carrier. Variation with carrier level at approximately 50 mV/
dBm.
11 GPIO 11/Analog
Input 3
5
Digital or
Analog
Digital:
Output Logic Low: 0.5 VDC max
Output Logic High: Open Collector with 10 k pull-up to 5 V
Input Logic Low: 0–0.8 VDC
Input Logic High: 3.0–14 VDC
Analog: 0–5 VDC
12 GPIO 12/Analog
Input 4
5
Digital or
Analog
Digital:
Output Logic Low: 0.5 VDC max
Output Logic High: Open Collector with 10 k pull-up to 5 V
Input Logic Low: 0–0.8 VDC
Input Logic High: 3.0–14 VDC
Analog: 0–5 VDC
13 Tx Data Digital or
Analog
Transmit Data/PL/DPL – Nominal input level is 80 mVrms
for 20% deviation with scaling factor set to 100%. 600 Ω in-
put impedance.
14 1 PPS In
5
/Out Digital Output Logic Low: 0.5 VDC max
Output Logic High: Open Collector with 10 k pull-up to 5 V
Input Logic Low: 0–0.8 VDC
Input Logic High: 3.0–14 VDC
15 GPIO 3 Digital Output Logic Low: 0.5 VDC max
Output Logic High: Open Collector with 10 k pull-up to 5 V
Input Logic Low: 0–0.8 VDC
Input Logic High: 3.0–14 VDC
16
Ground
17
18
19
20 Fused B+ Power The B+ is 13.6 VDC when repeater is sourced by AC, and
can range from 11–14.4 VDC when sourced by DC. 1 A
(max).
Table continued…
MN001436A01-AD
Chapter 7: SLR 5000 Series Back Panel
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