868.35MHz ASK RF Receiver Module
RWS-A868
868.35MHz

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Absolute Maximum Rating

Rating	Value	Unit
Power Supply and All Input/Output Pins	-0.3 to +4.0	V
Non-Operating Case Temperature	-10 to +70	℃
Soldering Temperature (10 seconds)	230	℃

Electrical Characteristic, 200 Kbps On-Off Keyed, Low-Current RX Mode

Characteristic	Sym	Notes	Min	Typ	Max	Unit
Operating Frequency	fO		868.35		914.20	MHz
Modulation Type						Data Rate
Receiver Performance (OOK @ 2.4 Kbps)						ASK
Input Current, 3.6 Vdc Supply IR 0.9 mA Input Signal for 10 BER, 25 C 1 -98 dBm Rejection, 30 MHz RREJ 55 dB Sleep to Receive Switch Time (100 ms sleep, -85 dBm signal)	IR				0.9	mA
		1		-98		dBm
	RREJ		55			dBm
	tSR	3		200		us
Sleep Mode Current	IS				5	uA
Power Supply Voltage Range	VCC		2.7		5	Vdc
Operating Ambient Temperature	TA		-10		+70	℃

Electrical Characteristic, 19.2 Kbps On-Off Keyed, High-Sensitivity RX Mode

Characteristic	Sym	Notes	Min	Typ	Max	Unit
Operating Frequency		fO	868.35		914.20	MHz
Modulation Type			OOK
Data Rate			2.4			Kbps
Receiver Performance (OOK @ 2.4 Kbps) Input Current, 3 Vdc Supply IR 1.8 mA Input Signal for 10 BER, 25 C 1 -98 dBm Rejection, 30 MHz RREJ 55 dBm Sleep to Receive Switch Time (100 ms sleep, -85 dBm signal)		IR			1.8	mA
		1		-98	dBm
	RREJ		55			dBm
	tSR	3		200		u s
Sleep Mode Current	IS				5	uA
Power Supply Voltage Range	VCC		2.7		3.5	Vdc
Operating Ambient Temperature	TA		-10		+70	℃

Electrical Characteristic, 115.2 Kbps Amplitude-Shift Keyed, High-Sensitivity RX Mode

Characteristic	Sym	Notes	Min	Typ	Max	Unit
Operating Frequency		fO	868.35		914.20	MHz
Modulation Type				OOK
Data Rate				2.4		Kbps
Receiver Performance (OOK @ 2.4 Kbps) Input Current, 3 Vdc Supply IR 1.8 mA Input Signal for 10 BER, 25 C 1 +98 dBm Rejection, 30 MHz RREJ 55 dBm Sleep to Receive Switch Time (100 ms sleep, -85 dBm signal)		IR			1.8	mA
			1		+98	dBm
	RREJ		55			dBm
	tSR	3		200		u s
Sleep Mode Current	IS				5	uA
Power Supply Voltage Range	VCC		2.7		3.5	Vdc
Operating Ambient Temperature	TA		-10		+70	℃

Receiver Set-Up, 3.0 Vdc, -10 to +70

Item	Symbol	OOK	OOK	ASK	Unit	Notes
Nominal NRZ Data Rate	DRNOM	2.4	19.2	115.2	Kbps	see pages 1 & 2
Minimum Signal Pulse	SPMIN	416.67	52.08	8.68	u s	single bit
Maximum Signal Pulse	SPMAX	1666.68	208.32	34.72	us	4 bits of same value
AGCCAP Capacitor	CAGC	-	-	2200	pF	10% ceramic
PKDET Capacitor	CPKD	-	-	0.001	u F	10% ceramic
BBOUT Capacitor	CBBO	0.1	0.015	0.0027	u F	10% ceramic
LPFADJ Resistor	RLPF	240	30	12	K	5%
RREF Resistor	RREF	100	100	100	K	1%
THLD2 Resistor	RTH2	-	-	100	K	1%, for 6 dB below peak
THLD1 Resistor	RTH1	10	27	100	K	1%, typical values
PRATE Resistor	RPR	1100	330	160	K	5%
PWIDTH Resistor	RPW	270 to GND	270 to GND	1000 to VCC	K	5%
DC Bypass Capacitor	CDCB	10	10	10	F	tantalum
RF Bypass Capacitor 1	CRFB1	27	27	27	pF	5% NPO
Antenna Tuning Inductor	LAT	10	10	10	nH	50 ohm antenna
Shunt Tuning/ESD Indutor	LESD	100	100	100	nH	50 ohm antenna

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868.35MHz ASK RF Receiver Module