This DWM-HC1239 receiver RF module base on theSemtech SX1239 we build it as Small size SMD package and support 433MHz,868MHz and 915MHz transceiver wilreless module.
FEATURES:
High Sensitivity: down to -120 dBm at 1.2 kbps
High Selectivity: 16-tap FIR Channel Filter
Bullet-proof front end: IIP3 = -18 dBm, IIP2 = +35 dBm,80 dB Blocking Immunity, no Image Frequency response
Low current: Rx = 16 mA, 100nA register retention
Constant RF performance over voltage range of chip
FSK Bit rates up to 300 kb/s
Fully integrated synthesizer with a resolution of 61 Hz
FSK, GFSK, MSK, GMSK and OOK demodulation
Built-in Bit Synchronizer performing Clock Recovery
Incoming Sync Word Recognition
115 dB+ Dynamic Range RSSI
Automatic RF Sense with ultra-fast AFC
Packet engine with CRC, AES-128 encryption and 66- byte FIFO
Built-in temperature sensor and Low Battery indicator
APPLICATIONS:
Automated Meter Reading
Wireless Sensor Networks
Home and Building Automation
Wireless Alarm and Security Systems
Industrial Monitoring and Control
Wireless M-BUS
PIN DESCRIPTION
| PIN NO |
Name |
I/O/P |
Description |
| 1 |
RESET |
I/O |
Module Hardware Reset, low pulse active |
| 2 |
DIO0 |
I/O |
Module Digital I/O 0, can define by module Register. |
| 3 |
DIO1 |
I/O |
Module Digital I/O 1, can define by module Register. |
| 4 |
DIO2 |
I/O |
Module Digital I/O 2, can define by module Register. |
| 5 |
GND |
P |
Module Power supply Negative, Groud |
| 6 |
VDD |
P |
Module Power supply Positive |
| 7 |
DIO5 |
I/O |
Module Digital I/O 5,can define by module Register |
| 8 |
SCK |
I |
SPI Module clock input |
| 9 |
MISO |
O |
SPI Master input and Slave output |
| 10 |
MOSI |
I |
SPI Master output and Slave input |
| 11 |
NSS |
I |
SPI Module Select control |
| 12 |
NC |
|
Not connect |
| 13 |
ANT |
O |
Module Antenna terminal, Default terminal |
| 14-16 |
GND |
P |
Module power supply Negative,Ground |
Module Package Outline Drawing
Useful Link
Sx1239 Datasheet
DWM1239 DEMO CodeCTT180610647ENA ROHS CTT180610647ENB REACH
