W-Linx Technology TXE-315-KH, TXE-433-KH Electrical Specifications, Absolute Maximum Ratings

ELECTRICAL SPECIFICATIONS

Parameter	Designation	Min.	Typical	Max.	Units	Notes
POWER SUPPLY
Operating Voltage	VCC	2.7	–	5.2	VDC	–
Supply Current	ICC	–	1.5	–	mA	1,4
Power-Down Current	IPDN	–	1.0	–	µA	–
TRANSMITTER SECTION
Transmit Frequency Range:	FC
TXE-315-KH		–	315	–	MHz	–
TXE-418-KH		–	418	–	MHz	–
TXE-433-KH		–	433.92	–	MHz	–
Center Frequency Accuracy	–	-75	–	+75	kHz	–

ABSOLUTE MAXIMUM RATINGS

Supply Voltage VCC	-0.3	to	+6.0	VDC
Any Input or Output Pin	-0.3	to	VCC	VDC
Operating Temperature	-30	to	+70	°C
Storage Temperature	-45	to	+85	°C

Soldering Temperature+225°C for 10 seconds

*NOTE* Exceeding any of the limits of this section may lead to permanent damage to the device. Furthermore, extended operation at these maximum ratings may reduce the life of this device.

PERFORMANCE DATA

Output Power	PO	-4	+2	+4	dBm	2,3
Harmonic Emissions:	PH
TXE-315-KH		-40	–	–	dBc	–
TXE-418-KH		-40	–	–	dBc	–
TXE-433-KH		-45	–	–	dBc	–
ANTENNA PORT
RF Output Impedance	ROUT	–	50	–	Ω	4
ENCODER SECTION
Data Length	–	–	26 bits 3x	–	–	–
Average Data Duty Cycle	–	–	50%	–	–	4
Encoder Oscillator	FENC	–	70	–	kHz	4
Data Input:

These performance parameters are based on module operation at 25°C from a 3.0VDC supply unless otherwise noted. Figure 2 illustrates the connections necessary for testing and operation. It is recommended all ground pins be connected to the ground plane.

	VCC
	1	GND/LVL	ANT	24
	2			23
		D0	GND
3VDC
	3	D1	A9	22
	4	GND	A8	21
	5
		VCC	A7	20
	6
		TE	A6	19
	7	D2	A5	18
	8	D3	A4	17
	9	D4	A3	16
	10	D5	A2	15
	11	D6	A1	14
	12	D7	A0	13

Figure 2: Test / Basic Application Circuit

Logic Low	–	0.0	–	0.2 x VCC	VDC	4
Logic High		VCC x 0.8	–	VCC	VDC	4

TYPICAL PERFORMANCE GRAPHS

Input Sink Current	–	0.6	1.0	1.2	mA	4
ENVIRONMENTAL
Operating Temperature Range	–	-30	–	+70	°C	4

Table 1: KH Series Transmitter Electrical Specifications

Notes

1.Current draw with 50% mark / space ratio.

2.Into a 50Ω load.

3.With 430Ω resistor on LADJ.

4.Characterized, but not tested.

	12
	11
(mA)	10
	9
	8
Current
	7	With LADJ tied to ground
	6
	5
Supply	4
	3
	2
	1	With 430Ω resistor on LADJ
	0
	2.5	3.0	3.5	4.0	4.5	5.0
		Supply Voltage (V)

Figure 3: Supply Current vs. Supply Voltage

(dBm)	+8	With LADJ tied to ground
	+7
	+6
ohms	+5
	+3
	+4
50	+2
	+1
Into
	0
Power	-1
	-2
	-3		With 430Ω resistor on LADJ
Output	-4
	-5
	-6
	-7

2.53.0 3.5 4.0 4.5 5.0 Supply Voltage (V)

Figure 4: Output Power vs. Supply Voltage

*CAUTION*

This product incorporates numerous static-sensitive components. Always wear an ESD wrist strap and observe proper ESD handling procedures when working with this device. Failure to observe this precaution may result in module damage or failure.

	+8
	+7
(dBm)	+6
	+5
	+4
Power	+3						5V
	+2
	+1
Output
	0				3V
	-1
	-2
	-3
	-4
	51	100	150	200	240	300	360	430	510	560	620	680	750	820	910 1.1K
					LADJ Pin Resistor Value (Ω)

Figure 5: Output Power vs. LADJ Resistor

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