...ics at Ta=25C, VCC=8V, fr=1MHz, fm=400Hz, See specified Test Circuit.
Parameter Current drain Detection output Signal to noise ratio Total harmonic distortion Symbol ICC1 ICC2 VO1 VO2 S/N 1 S/N 2 THD1 THD2 THD3 RF AGC voltage (V16) [Refere...
fm IF System for Car Radio
Overview
The LA1140 is an IF system IC designed for fm car stereo receivers. It features versatile muting cha...am rejection ratio Muting drive output Muting drive output Signal meter output Signal meter output S...
fm IF System (Quadrature Detector) for Car Radio
Features
1. 2. On-chip IF count buffer circuit and microprocessorcontrolled switch circ...am VIN = 0 dB, pins 7 to 11 VIN = 0 dB, pin 8 to 11 Pin 18 VIN = 100 dB, pin 13, CL = 10 pF VIN VIN ...
fm IF amplifier for Car Radio
Functions
* 3 stage differential IF amplifier. * Differential peak detector.
Package Dimensions
unit: ...am rejection ratio.
Specifications Maximum Ratings at Ta=25C
Parameter Maximum supply voltage In...
fm-IF/MPX Tuner System for Radio-Cassette Recorders, Music Centers
Overview
The LA1806 is a characteristics-improved version of the LA18...am detection output (approximately 5 dB increased) The constants on five external parts are changed ...
Description
am/fm-IF/MPX Tuner System for Radio-Cassette Recorders, Music Centers 调幅/调频中频/盈丰调谐器系统的无线电录音机,音乐中 am/fm-IF/MPX Tuner System for Radio-Cassette Recorders/ Music Centers
.../N between mono and stereo that fm does (typically less than 3.0 dB versus greater than 20 dB for fm), sudden switching between mono and ste...am radio to eliminate the 10 kHz whistle from adjacent stations. By using a twin-T filter with varia...
Description
From old datasheet system C-QUam ADVANCED MEDIUM VOLTAGE am STEREO DECODER
...use in low voltage, low cost am/fm E.T.R. radio applications. Advanced features include a signal quality detector that analyzes signal strength, signal to noise ratio, and stereo pilot tone before switching to the stereo mode. A "blend func...
Description
From old datasheet system C-Uam am STEREO ADVANCED WIDE VOLTAGE C-QUam am STEREO ADVANCED WIDE VOLTAGE IF and DECODER for E.T.R. RADIOS
...e 13. Squelch Circuit for am or fm
C3 R2 13 VCC 14 C4 High Pass Filter High Pass Filter Given: Ao, Q, o = 2fo Choose: C = C1 = C2, a convenient value Calculate: R2 = Q (2Ao + 1) oC C3 = C Ao R1 = Ao QoC(2Ao + 1) Squelch Threshold Adj VAi R...
Description
Dual Operational amplifier and Dual Comparator From old datasheet system DUAL OPERATIONAL amPLIFIER / DUAL VOLTAGE COMPARATOR