ER400RS EASY RADIO, ER400RS Datasheet - Page 2

• Manufacturer Part Number: ER400RS
• Description: MODULE, RX, FM, 433MHZ
• Manufacturer: EASY RADIO

Specifications of ER400RS

• External Depth: 4mm
• External Length / Height: 14mm
• External Width: 37mm
• Frequency: 433MHz
• Operating Temperature Max: 65°C
• Operating Temperature Min: -20°C
• Rf Sensitivity: -105dBm
• Range: 250m

ER400TS Transmitter
Pin Description
Notes
LPRS Data Sheet
Pin
No
1
2
3
4
5
Easy -Radio ER400TS, ER400RS & ER400TRS 1-1.doc
1. The module operates internally from an on board 3.3 Volt low drop regulator.
2. TXD input will be correctly driven by logic operating at 5 Volts (CMOS & TTL logic levels). Input
should not be driven by an analogue output.
Name
RF Gnd
RF Out
Vcc
Gnd
TXD
Easy -Radio ER400TS Transmitter, ER400RS Receiver & ER400TRS Transceiver
Description
RF ground. Connect to antenna ground (coaxial cable screen
braid) and local ground plane. Internally connected to Pin 4
50 Ohm RF output. Connect to suitable antenna
Positive supply pin. +3.6 to +6.0 Volts. This should be a
‘clean’ noise free supply with less than 25mV of ripple
Supply 0 Volt and Ground Plane
Transmit Data Digital Input (SDI)
Figure 2 Physical Dimensions
Figure 1 Block Diagram
Copyright LPRS 2003. March2004
Notes
See Note
2
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