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TDA7427A - AM-FM RADIO FREQUENCY SYNTHESIZER AND IF COUNTER

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TDA7427A Product details

Description

The TDA7427A is a PLL frequency synthesizer BLOCK DIAGRAM TSSOP28 SO28 ORDERING NUMBERS: TDA7427AAD (TSSOP28) TDA7427AAD1 (SO28) with an additional IF counting system that performs all the functions needed in a complete PLL radio tuning system for conventional and high speed RDS tuners.The device has dedicated outputs for IN-LOCK detection and Search/Stop station.SWITCH OUT FM_IN 24 PRECOUNTER :32/33 HFREF 19 SWITCH AM/FM SWITCH SWM/DIR SWITCH SWM/DIR PHASE COMP CHARGE PUMP + VDD1 5 BIT P

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