NJL21H New Japan Radio Co.,Ltd, NJL21H Datasheet - Page 4

• Manufacturer Part Number: NJL21H
• Description: Infrared Remote Control Receiver
• Manufacturer: New Japan Radio Co.,Ltd

3 RECOMMENDED APPLICATION CIRCUIT
1.0
0.9
0.8
0.7
0.6
0.5
24 26 28 30 32 34 36 38 40 42 44 46 48 50
Transmission Distance vs. Carrier Frequency
RC Filter should be connected closely between Vcc pin and GND pin.
fo=36kHz
(Vcc=3.3V, Ta=25°C)
Carrier Frequency (kHz)
x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x
x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x
x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x
x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x
x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x
x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x
x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x
x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x
x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x
x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x
x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x
x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x
x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x
x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x
x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x
x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x
x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x
x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x
x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x
x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x
1 2
x x x
x x x
x x x
x x x
x x x
x x x
x x x
x x x
x x x
x x x
x x x
x x x
fo=38KHz
x x x
x x x
x x x
x x x
x x x
x x x
x x x
x x x
x x x
x x x
x x x
x x x
3
x x x
x x x
x x x
x x x
x x x
x x x
x x x
x x x
x x x
x x x
x x x
x x x
47uF
47
:
1 : OUT
2 : GND
3 : Vcc
fo=40KHz
Vcc
NJL21H/21V/22H/23H/24H000A
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
-40
Transmission Distance vs. Temperature
-20
Ambient temperature Ta(°C)
0
(Vcc=3.3V)
20
40
60
80
100