ALPHA-TX915S RF Solutions, ALPHA-TX915S Datasheet - Page 17

• 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
8
1
15
1
．
s1
0
0
1
a1..a0: select AFC auto-mode
rl1..rl0: select range limit
st: st goes hi will store offset into output register
fi: Enable AFC hi accuracy mode
oe: Enable AFC output register
en: Enable AFC funcition
al: Enable clock recovery auto-lock
ml: Enable clock recovery fast mode
s1..s0: select data filter type
f1..f0: Set DQD threshold
Data Filter Command
Jul 09
r1
0
0
1
1
1
14
1
s0
0
1
0
a1
0
0
1
1
0
r0
0
1
0
1
13
0
Filter type
OOK
Digital filter
reserved
a0
0
1
0
1
0
12
0
range fres
No restriction
+15/-16
+7/-8
+3-4
Controlled by MCU
Run once at power on
Keep offset when VDI hi
Keeps independently from VDI
0
11
0
1
10
1
ALPHA RF M
1
9
0
© 2009 RF Solutions Ltd.
0
8
0
a1
7
al
Freq
a0
6
ml
315 & 433band: 2.5kHz
868band: 5kHz
915band: 7.5kHz
rl1
5
1
ODULES
rl0
4
s1
st
3
s0
fi
2
f2
Page 17
oe
1
f1
en
0
f0
C6F7h
POR
C42Ch
ALPHA-RX
ALPHA-TX