DWM-RTC1101 is built by the IT RF chipset CC1101 which max power output is +10dBm have three versions 433MHz, Free band SRD Wireless Transceiver Module.
Features:
Working voltage :1.8-3.6V
Operating frequency: 433 MHZ ISM band;
Instantaneous maximum working current: <30mA;
Maximum transmit power: 10mW (+10dBm);
Transmission distance 600 meters (1200 bps
Support 2-FSK, GFSK and MSK modulation;
Receiver sensitivity -110dBm at 1200 baud;
Minimum operating speed 1.2kbps, the highest 500kbps;
Separate 64-byte RX and TX data FIFO buffer;
Built-in hardware CRC error detection ensures reliable data transmission;
Support RSSI signal strength detection and carrier sense function;
Low power consumption;
Mailing Address (256) Operating frequency can be programmed via SPI;
Programmable output power, for all the support frequencies up to +10 dBm;
WOR feature can be set to standby, the proportion receiving state timer switch time to reduce power consumption;
Fast frequency synthesizer with proper frequency hopping system.
Applications
Remote Keyless Entry Systems Passive Entry/Passive Start Systems
Vehicle Service Links Garage Door Opener
TPMS Systems
RF Performance（The temperature 25℃，VCC 3.3V）
|
Num
|
Characters
|
Parameters
|
Unit
|
|
|
|
MIN
|
TPY
|
MAX
|
|
|
1
|
Frequency range
|
250
|
433.92
|
1000
|
MHz
|
|
2
|
Power Output
|
-30
|
|
10
|
dBm
|
|
3
|
Sensitivity
|
|
-114
|
|
dBm
|
|
4
|
Modulation
|
GFSK
|
2-FSK
|
OOK
|
MSK
|
|
5
|
Data Rate
|
1.2
|
|
500
|
Kbps
|
|
6
|
Harmonic Power
|
-45
|
——
|
-35
|
dBm
|
|
7
|
Transmission Range
|
500
|
|
600
|
M
|
|
8
|
OOK，Sensitivity
|
|
-108
|
|
dBm
|
|
9
|
OOK，Data rate
|
|
|
100
|
Kbps
|
|
10
|
Standby Current
|
|
|
0.9
|
MHz
|
|
11
|
Crystal Precision
|
|
10
|
|
PPM
|
Pin Definition for module
PIN Map for RTC1101 module.
|
Pin NUM
|
DEF
|
Function Description
|
Note
|
|
1
|
VDD
|
Power Supply 3.3V
|
RF VDD
|
|
2
|
GND
|
GND
|
|
|
3
|
SI
|
MOSI （SPI）
|
|
|
4
|
SCLK
|
CLOCK （SPI）
|
|
|
5
|
SO
|
MISO (SPI)
|
|
|
6
|
GDO2
|
Digital output pin for general use:
• Test signals
• FIFO status signals
• Clear channel indicator
• Clock output, down-divided from XOSC
• Serial output RX data
|
|
|
7
|
GDO0
|
Digital output pin for general use:
• Test signals
• FIFO status signals
• Clear Channel Indicator
• Clock output, down-divided from XOSC • Serial output RX data
• Serial input TX data
Also used as analog test I/O for prototype and production testing
|
|
|
8
|
CSN
|
CS (SPI)
|
|
|
9
|
ANT
|
Antenna interface, the standard 50 Ω antenna
|
|
Typical Application
