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MB1511 - Serial Input PLL Frequency Synthesizer

General Description

The Fujitsu MB1511 is a single chip serial input PLL frequency synthesizer designed for VHF tuner and cellular telephone applications.

It contains a 1.1 GHz dual modulus prescaler which enables pulse swallow function, and an analog switch to speed up lock up time.

Key Features

  • Low power supply voltage: VCC = 2.7 to 5.5 V High operating frequency: fIN MAX = 1.1 GHz (VIN MIN =.
  • 10dBm) Pulse swallow function: 64/65 or 128/129 Low supply current: ICC = 7 mA typ. Serial input 18-bit programmable divider consisting of: Binary 7-bit swallow counter: 0 to 127 Binary 11-bit programmable counter: 16 to 2047.
  • Serial input 15-bit programmable reference divider consisting of: Binary 14-bit programmable reference co.

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Full PDF Text Transcription for MB1511 (Reference)

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FUJITSU SEMICONDUCTOR DATA SHEET DS04-21309-2E ASSP Serial Input PLL Frequency Synthesizer MB1511 s DESCRIPTION The Fujitsu MB1511 is a single chip serial input PLL frequ...

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DESCRIPTION The Fujitsu MB1511 is a single chip serial input PLL frequency synthesizer designed for VHF tuner and cellular telephone applications. It contains a 1.1 GHz dual modulus prescaler which enables pulse swallow function, and an analog switch to speed up lock up time. It operates supply voltage of 3.0 V typ. and dissipates 7 mA typ. of current realized through the use of Fujitsu's unique U-ESBIC Bi-CMOS technology. The MB1511 is housed in SSOP package, this enables high integration. s FEATURES • • • • • Low power supply voltage: VCC = 2.7 to 5.5 V High operating frequency: fIN MAX = 1.