
NTE Electronics
Description:
The NTE1486 is an integrated circuit in a 16+2−Lead DIP type package designed for use in stereo applications. This high performance device integrates all the functions necessary for FM IF and detection by AM IF amplifiers.
FEATUREs:
• Labor Saving and Miniaturization are Possible, since the FM IF Amplifier Detection and AM IF Amplifiers are Enclosed in the Same Package.
• FM IF Amplifiers have High Stability due to the Adoption of the Full Balance Three Stage Direct Coupled Differential Amplifier.
• Utilizes the Quadrature Detection Circuit.
• High Sensitivity (Input limiting sensitivity: 15V Typ)
• Large Detection Output: 450mVrms Typ @ 100% modulation
• Low Distortion Factor: 0.04% Typ, when the double tuning detection coil is used
• High Signal−to−Noise Ratio: 79dB Typ
• Muting Circuit which does not Produce the Unbalance at Right or Left when Detuning.
• Muting Attenuation is Large: 80dB Typ
• AM Rejection Ratio is Good: 55dB @ 100dBμ Input
• Signal−to−Noise Ratio of AM IF is Good: 50dB @ 64dBμ Input
• AGC FOM of AM IF is Good: 48dB
• Electrodynamic Range for the Input of the Signal Meter is Large: 43dBμ to 115dBμ Typ
Functions:
FM
• IF Amplifier
• Detector Circuit
• Low Noise Audio Amplifier
• Signal Meter Circuit
• Center Meter Circuit
• Muting Circuit
• AFC Circuit
AM
• IF Amplifier
• AGC Circuit