ALPHA-TRX433S RF Solutions, ALPHA-TRX433S Datasheet - Page 6

• Manufacturer Part Number: ALPHA-TRX433S
• Description: TRANSCEIVER RF ALPHA 5.4V 433MHZ
• Manufacturer: RF Solutions

Specifications of ALPHA-TRX433S

• Frequency: 433MHz
• Data Rate - Maximum: 256kbps
• Modulation Or Protocol: FM
• Applications: Car Alarms, Remote Sensing, Wireless Security
• Power - Output: -21dbm
• Voltage - Supply: 2.2 V ~ 5.4 V
• Current - Receiving: 10mA
• Current - Transmitting: 25mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -45°C ~ 85°C
• Package / Case: Module
• Modulation Type: FSK
• Frequency Range: 430.24MHz To 439.75MHz
• Supply Voltage Range: 2.2V To 3.8V
• Supply Current: 21mA
• Svhc: No SVHC (15-Dec-2010)
• Interface Type: SIP
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Sensitivity: -
• Memory Size: -

DSALPHA-TRX-3
Brief description
ALPHA-TRX supports a command interface to setup frequency, deviation, output power and also data
rate. There is no need to change any hardware when using frequency-hopping applications
Commands
Timing diagram
Configuration Setting Command
bit
15
1
e l: Enable TX register
e f: Enable RX FIFO buffer
b1..b0: select band
x3..x0: select crystal load capacitor
b1
x3
0
0
1
1
14
0
0
0
0
0
1
1
May09
13
0
b0
0
1
0
1
x2
0
0
0
0
1
1
12
0
x1
0
0
1
1
1
1
11
0
band[MHz]
Reserved
ALPHA RF T
10
433
868
915
0
x0
0
1
0
1
0
1
Programming guide
9
0
©2009 RF Solutions Ltd.
load capacitor
8
0
10.0
15.5
16.0
8.5
9.0
9.5
7
el
[pF]
6
ef
RANSCEIVER
5
b1
4
b0
3
x3
2
x2
Page 6
1
x1
0
x0
ALPHA-TRX433S
ALPHA-TRX915S
POR
8008h