参数资料
型号: LA1867NM
元件分类: 接收器
英文描述: AM/FM, AUDIO DEMODULATOR, PQFP44
封装: QIP-44
文件页数: 7/32页
文件大小: 1074K
代理商: LA1867NM
Continued from preceding page.
NC Block Applications
No. 4619-15/32
LA1867NM
Continued on next page.
Pin
Function
Equivalent internal circuit
Note
Time constant connection
40
for the monostable
multivibrator
41
42
Memory circuit pins
43
This time constant sets the gate time to 40 μs.
The noise rejection ratio increases with the
gate time. However, caution is required
since multipath and the distortion sensitivity
for overmodulated signals are degraded.
The memory circuit used when the noise
canceller operates
Pin
Function
Equivalent internal circuit
Note
20
Noise killer input
The input impedance is about 50 kΩ.
Unit (resistance:Ω, capacitance:F)
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