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CXA1999N - IF Amplifier for M-ary FSK Pagers

General Description

The CXA1999N is a low current consumption FM IF amplifier which employs the newest bipolar process.

It is suitable for M-ary FSK pagers.

Key Features

  • Low current consumption: 1.16 mA (typ. at VCC = 1.4 V).
  • Low voltage operation: VCC = 1.1 to 4.0 V.
  • Small package 20-pin SSOP.
  • Second mixer and oscillator.
  • Needless of IF decoupling capacitor.
  • Reference power supply for operational amplifier and comparator.
  • IF input, VCC standard.

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CXA1999N IF Amplifier for M-ary FSK Pagers Description The CXA1999N is a low current consumption FM IF amplifier which employs the newest bipolar process. It is suitable for M-ary FSK pagers. Features • Low current consumption: 1.16 mA (typ. at VCC = 1.4 V) • Low voltage operation: VCC = 1.1 to 4.0 V • Small package 20-pin SSOP • Second mixer and oscillator • Needless of IF decoupling capacitor • Reference power supply for operational amplifier and comparator • IF input, VCC standard Applications • M-ary FSK pagers • Double conversion pagers Structure • Bipolar silicon monolithic IC 20 pin SSOP (Plastic) Absolute Maximum Ratings • Supply voltage • Operating temperature • Storage temperature • Allowable power dissipation Operating Condition Supply voltage VCC 7.