Specifications

low cost, small size, high-power, low harmonic, wide voltage ASK transmitter module, a high level of stability,

STX881 is a low cost, small size, high-power, low harmonic, wide voltage ASK transmitter module. Has a high level of stability, cost-effective, certified by ROHS, FCC, R & TTE, ETSI, CE, etc. The module can be connected to the microcontroller directly. So it is more convenient for user developing wireless products.

 

 

Features:
*Frequency Range: 433/315 MHZ
*ASK modulation mode 
*Small volume low self radiation
*High-power long-range
*Frequency stability 
*Various international testing standards

 

 

 

Application:
*Remote door
*Wireless security alarm
*Wireless industrial control
*Wireless data transmission

 

Specification: 

Parameter	Min.	Typ.	Max	Unit	Conditions
Operation conditions
Supply Voltage	1.2	3.0	13	V
Operating Temperature Range	-20	25	70	°C
Current consumption
TX current		20		mA	@5V,13dBm
Sleep Current		≤0.01		uA	@DATA As Low level
RF parameters
Frequency Range	433.82	433.92	434.02	MHZ	@433MHZ
	314.9	315	315.1	MHZ	@315MHZ
RF power	7	7.5	8	dBm	@3V
	12	13	14	dBm	@5V
	19.5	20	20.5	dBm	@12V
Air rate	0.1		9.6	Kbps