RCL220_manual_v3-draft.doc
05-XXXXA01 Version 3 Draft
Page 13 of 79
9/20/2016
Pin
Function
Direction WRT MDS Equipment
Notes
1
Not Connected
2
VIN
Input
6 – 12 VDC, 1 A Max.
3
TXD
Input
Serial Data Input, 0 to 5 V.
4
IO1
Output
Slot Timing Signal. 0 to 3.3 V.
5
RXD
Output
Serial Data Output, 0 to 3.3 V.
6
IO2
Output
Reserved. 0 to 3.3 V.
7
Do Not Connect
8
IO3
Input
ALARM_IN. 0 to 5 V.
9
Do Not Connect
10
Not Connected
11
Do Not Connect
Output
Reserved, -6 to +6 V.
12
Not Connected
13
Do Not Connect
Input
Reserved, -12 to +12 V.
14
Not Connected
15
GROUND
Input
Return for VIN and signals.
16
Not Connected
2.2.2
J4 (Board Mount) Connector Pinout
The J4 Connector is a SAMTEC RSM-110-02-L-D-TR. J4 is not typically populated on the OEM Radio
Module.
Pin
Function
Direction WRT MDS Equipment
Notes
1
Not Connected
2
Not Connected
3
Not Connected
4
Not Connected
5
IO3
Input
ALARM_IN. Active Low. 0 to 5 V.
6
Not Connected
7
Not Connected
8
Not Connected
9
GROUND
Input
Return for VIN and signals.
10
TXD
Input
Serial Data Input. 0 to 5 V.
11
GROUND
Input
Return for VIN and signals.
12
IO2
Output
Reserved. 0 to 3.3 V.
13
IO1
Output
Slot Timing Signal. 0 to 3.3 V.
14
Not Connected
15
Not Connected
16
RXD
Output
Serial Data Output, 0 to 3.3 V.
17
VIN
Input
6 – 12 VDC, 1 A Max.
18
Not Connected
19
VIN
Input
6 – 12 VDC, 1 A Max.
20
Not Connected
2.2.3
RF Connector
The RF Connector is a straight mount 50 Ohm SMB jack.
Summary of Contents for MDS RCL220
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