ALPHA-TRX433S Datasheet, PDF (2/14 Pages) rfsolutions.ltd – The Alpha Modules are extremely cost effective but high performance radio modules.

Pin Description
ALPHA RF TRANSCEIVER
ALPHA-TRX433S
ALPHA-TRX915S
Pin
11
9
12
13
8
1
2
3
4
5
6
7, 10
14
definition
nINT/VDI
VDD
SDI
SCK
ANT
SDO
nIRQ
FSK/DATA/nFFS
DCLK/CFIL/FFIT
CLK
nRES
GND
nSEL
Type
DI/ DO
S
DI
DI
IN
DO
DO
DI/DO/DI
DO/AIO/DO
DO
DIO
S
DI
Function
Interrupt input (active low)/Valid data indicator
Positive power supply
SPI data input
SPI clock input
Antenna Connection
（ ） ^{Serial data output with bus hold}
Interrupts request output active low
Transmit FSK data input/ Received data output
(FIFO not used)/ FIFO select
Clock output (no FIFO )/ external filter
capacitor(analog mode)/ FIFO interrupts(active
high)when FIFO level set to 1, FIFO empty
interruption can be achieved
） ^{Clock output for external microcontroller}
Reset Input (active low
Power ground
Chip select (active low)
DSALPHA-TRX-6 Feb ‘11
©2009 RF Solutions Ltd.
Page 2