W-Linx Technology TXE-418-KH - Manual (Page 2)

Page 3 Page 2
ELECTRICAL SPECIFICATIONS
*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.
1. Current draw with 50% mark / space ratio.
2. Into a 50
Ω load.
3. With 430 Ω resistor on LADJ.
4. Characterized, but not tested.
Notes
Table 1: KH Series Transmitter Electrical Specifications
Parameter Designation Min. Typical Max. Units Notes
POWER SUPPLY
Operating Voltage V
CC
2.7 – 5.2 VDC –
Supply Current I CC – 1.5 – mA 1,4
Power-Down Current I PDN – 1.0 – µA –
TRANSMITTER SECTION
Transmit Frequency Range: F
C
TXE-315-KH – 315 – MHz –
TXE-418-KH – 418 – MHz –
TXE-433-KH – 433.92 – MHz –
Center Frequency Accuracy – -75 – +75 kHz –
Output Power P
O
-4 +2 +4 dBm 2,3
Harmonic Emissions: P
H
TXE-315-KH -40 – – dBc –
TXE-418-KH -40 – – dBc –
TXE-433-KH -45 – – dBc –
ANTENNA PORT
RF Output Impedance R
OUT
– 50 – Ω 4
ENCODER SECTION
Data Length – – 26 bits 3x – – –
Average Data Duty Cycle – – 50% – – 4
Encoder Oscillator F
ENC
– 70 – kHz 4
Data Input:
Logic Low – 0.0 – 0.2 x V
CC
VDC 4
Logic High V CC x 0.8 – V CC VDC 4
Input Sink Current – 0.6 1.0 1.2 mA 4
ENVIRONMENTAL
Operating Temperature Range – -30 – +70 ° C 4
ABSOLUTE MAXIMUM RATINGS
Supply Voltage V
CC
-0.3 to +6.0 VDC
Any Input or Output Pin -0.3 to V
CC
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
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.
Figure 2: Test / Basic Application Circuit
GND/LVL
D0
D1
GND
VCC
TE
D2
D3
D4
D5
D6
D7
ANT
GND
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
1
2
3
4
5
6
7
8
9
10
11
24
23
22
21
20
19
18
17
16
15
14
13 12
3VDC
VCC
TYPICAL PERFORMANCE GRAPHS
2.5 3.0 3.5 4.0 4.5 5.0
Supply Voltage (V)
1
3
2
4
5
6
7
8
9
10
11
12
0
With 430 Ω resistor on LADJ
With LADJ tied to ground
Supply Current (mA)
0
-1
-4
-5
-6
-7
2.5 3.0 3.5 4.0 4.5
-2
-3
Supply Voltage (V)
+1
+3
+2
+4
+5
+6
+7
+8
5.0
With 430 Ω resistor on LADJ
With LADJ tied to ground
Output Power Into 50 ohms (dBm)
+8
+7
+6
+5
+4
+3
+2
+1
0
-1
-2
-3
-4
LADJ Pin Resistor Value ( Ω)
51 100 150 200 240 300 360 430 510 560 620 680 750 820 910 1.1K
Output Power (dBm) 3V
5V
Figure 3: Supply Current vs. Supply Voltage Figure 4: Output Power vs. Supply Voltage
Figure 5: Output Power vs. LADJ Resistor