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MB1502 - SERIAL INPUT PLL FREQUENCY SYNTHESIZER

Description

Pin No.

O

Oscillator input.

Oscillator output.

A crystal is placed between OSCIN and OSCOUT.

Features

  • High operating frequency: fIN MAX=1.1GHz (VIN MIN=10dBm).
  • Pulse swallow function: 64/65 or 128/129.
  • Low supply current: ICC=8mA 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 counter: 8 to 16383.
  • 1-bit switch c.

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Full PDF Text Transcription

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November 1990 Edition 5.0 DATA SHEET MB1502 SERIAL INPUT PLL FREQUENCY SYNTHESIZER LOW POWER SERIAL INPUT PLL SYNTHESIZER WITH 1.1 GHz PRESCALER The Fujitsu MB1502, utilizing BI-CMOS technology, is a single chip serial input PLL synthesizer with pulse-swallow function. The MB1502 contains a 1.1GHz two modulus prescaler that can select of either 64/65 or 128/129 divide ratio, control signal generator, 16-bit shift register, 15-bit latch, programmable reference divider (binary 14-bit programmable reference counter), 1-bit switch counter, phase comparator with phase conversion function, charge pump, crystal oscillator, 19-bit shift register, 18-bit latch, programmable divider (binary 7-bit swallow counter and binary 11-bit programmable counter) and analog switch to speed up lock up time.
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