NOTE: This is a summary document. The complete document is available under NDA. For more information, please contact your local Atmel sales office. Fe
104994BS–AUDR–05/08ATR4262M1 [Preliminary] 12. Package Information11. Ordering InformationExtended Type Number Package RemarksATR4262M1-PLQW QFN48 - 7
114994BS–AUDR–05/08ATR4262M1 [Preliminary]13. Revision HistoryPlease note that the following page numbers referred to in this section refer to the spe
4994BS–AUDR–05/08Headquarters InternationalAtmel Corporation2325 Orchard ParkwaySan Jose, CA 95131USATel: 1(408) 441-0311Fax: 1(408) 487-2600Atmel Asi
24994BS–AUDR–05/08ATR4262M1 [Preliminary] 2. Pin ConfigurationFigure 2-1. Pinning QFN48 AMIN1AMIN2AMCVCAMPINDSW1FMPINDFMIN1FMIN12FMIN2DAC1DAC2SW2SW3IF
34994BS–AUDR–05/08ATR4262M1 [Preliminary]20 AFCC AFC control input/SW6 switching output/lock detect/AFHOLD21 VRVCO Reference voltage VCO22 VCOB VCO re
44994BS–AUDR–05/08ATR4262M1 [Preliminary] 3. Absolute Maximum RatingsStresses beyond those listed under “Absolute Maximum Ratings” may cause permanent
54994BS–AUDR–05/08ATR4262M1 [Preliminary]6. Functional DescriptionThe ATR4262M1 front end is designed for world-tuner applications. Due to its flexibl
64994BS–AUDR–05/08ATR4262M1 [Preliminary] • Alternative frequency checkAn optional state machine can control the alternative frequency check sequence
74994BS–AUDR–05/08ATR4262M1 [Preliminary]7. VCO and AM Prescaler SettingsTable 7-1 gives an example of the VCO divider and AM Prescaler settings and t
84994BS–AUDR–05/08ATR4262M1 [Preliminary] 9. IF Filter Stage ConceptThere are several different IF filter concepts possible depending on the broadcast
94994BS–AUDR–05/08ATR4262M1 [Preliminary]10. Double Tuner ApplicationFigure 10-1. Double Tuner Operation 10.1 Two-Wire Interface-Bus Address ModesTo a
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