DESCRIPTION
All popular radio frequencies from 250 MHz to 450 MHz may be supported by simply choosing the appropriate external components. Particular emphasis has been placed on low current consumption. Average current consumption is 2.6 mA in normal operation mode and 25 µA in power down mode under VCC=3.0volts. FEATURES
Wide frequency range: 250 MHz to 450 MHz High sensitivity Low power consumption Automotive temperature range High integration level requiring few and inexpensive external components APPLICATIONS
Remote control systems Car alarm and other security systems Baby finder, wireless doorbell, wireless toys Block Diagram VCC MIXIN VORF VEE MIXER VIRF LFB LFA LIN CPC IF AMP IF FILTER OSC RF AMP BANDGAP REFERENCE BUFFER COMPARATOR LIMITER OSC1 OSC2 FO CPA CPB CPO VSS DATA DISABLE Page 1 June 2001 the wireless IC company Advance Information Package and Pin Assignment: SOP 18L or SSOP 20L SOP 18L package OSC1 OSC2 FO CPA CPB CPO VSS DATA DISABLE 1 2 3 4 5 6 7 8 9...
