ALPHA-TX915S RF Solutions, ALPHA-TX915S Datasheet - Page 8

• Manufacturer Part Number: ALPHA-TX915S
• Description: TRANSMITTER RF ALPHA 5.4V 915MHZ
• Manufacturer: RF Solutions

Specifications of ALPHA-TX915S

• Frequency: 915MHz
• Modulation Or Protocol: FSK
• Data Rate - Maximum: 115.2kbps
• Power - Output: 4dBm
• Current - Transmitting: 12.5mA
• Data Interface: Pads for Pins
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 2.2 V ~ 5.4 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: Module
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Applications: -
• Memory Size: -

DSALPHA-4
bit
1
2
15
1
． ． ． ．
． ． ． ．
CLK signal is derived from the crystal oscillator and can be applied to the MCU clock in to save a
second crystal. If not used, please set bit “dc” to disable CLK output
b1..b0: band select
d2..d0: select frequency of CLK pin
Timing diagram
Configuration Setting Command
Jul 09
b1
0
1
1
d2
0
0
0
0
1
1
1
1
14
0
13
0
b0
1
0
1
d1
0
0
1
1
0
0
1
1
12
b1
d0
0
1
0
1
0
1
0
1
band[MHz]
433
868
915
11
b0
CLK frequency[MHz]
1
1.25
1.66
2
2.5
3.33
5
10
10
d2
ALPHA RF M
9
d1
©2009 RF Solutions Ltd.
8
d0
7
x3
6
x2
5
x1
ODULES
4
x0
3
ms
2
m2
Page 8
1
m1
0
m0
ALPHA-RX
ALPHA-TX
POR
8080h