LM1872

Manufacturer Part NumberLM1872
DescriptionRadio Control Receiver/Decoder
ManufacturerNational Semiconductor
LM1872 datasheet
 


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Typical Performance Characteristics
IF Bandpass Response
Test Circuit
L1
Toko 10k type (KEN-4028 DZ) 6T
e
T1
Toko 10 EZC type (RMC 202313 NO) Qu
e
Pin 1–2 131T pin 2–3 33T
Pin 1–3 164T pin 4–6 5T
(Continued)
Equivalent Mixer Input Shunt
Resistance and Capacitance
vs Frequency
Bottom View
T2
Toko 10 EZC type (RMC 402503 NO) Qu
e
110
Pin 1–2 98T pin 2–3 66T
e
Pin 1–3 164T pin 4–6 8T
Toko America
1250 Feehanville Drive
Mount Prospect IL 60056
(312) 297-0070
FIGURE 1 Test Circuit
4
Receiver AM Rejection
vs RF Input Level
TL H 7912 – 3
TL H 7912 – 4
110
e