458MH
Z
RF T
RANSMITTER
& R
ECEIVER
Transmitter Connections : Pins on underside of Module
Pin
1
2
3
4
5
6
7
8
9
10
11
12
Description
Ground
Modulation Input 500mVpk-pk +ve freq deviation
Modulation Input 500mVpk-pk -ve freq deviation
Digital Data input (TTL)
Switched +5V (supply to Rx when used as transceiver)
Test
Regulated +5V
Transmitter ON
(Connect to Common to start the Transmitter)
Supply Voltage to Module (7.2 - 9V)
Receiver RF Output (for use in transceiver)
Ground
Antenna
TX/RX6000
Direction
Input
Input
Input
Input
Output
Output
Output
Input
Input
Output
Input
Output
Receiver Connections : Pins on underside of Module
Pin
1
2
3
4
5
6
7
11
12
Description
Ground
Receiver Signal Strength Indicator (RSSI) 0-2V Log Range
Demodulated Output
Test (unfiltered modulated output)
+5V supply to Local Oscillator and RF Amplifier
Digital Data Ouptut
+5V supply to IF and LF Amplifiers
Ground
Antenna
Direction
Input
Output
Output
Output
Input
Output
Input
Input
Antenna
Power Save Mode
The receiver may be put into power save mode by removing the 5V supply to pin 5. The RSSI will still
indicate a valid signal. After re-applying power to pin5 the data output will be valid within <5msecs.
50.8
12.5mm
12
11
10
4.0
15.0
Top View
(pins on underside)
2.5
2
NOTES
Pins on a 2.54mm pitch
Pins are 2.6 x DIA0.51mm in Gold Plate
Pins 8, 9, 10, 11 are on the transmitter only
9
8
7
6
5
4
3
2
1
25.4
36
2.8
4.0
All Dimensions in mm
Mechanical Details
DS006-2
Oct 02
2003
REG No 277 4001, ENGLAND.
Page 3
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