Name: PLL Frequency Synthesizer for Tuners in Radio/Cassette Players
Brand: PLL Frequency Synthesizer for Tuners in Radio/Cassette Players
SKU: LC72131KMA

PLL Frequency Synthesizer for Tuners in Radio/Cassette Players

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Overview

The LC72131K and LC72131KMA are PLL frequency synthesizers for use in tuners in radio/cassette players. They allow high-performance AM/FM tuners to be implemented easily.

Features

High speed programmable dividers :
FMIN: 10 to 160 MHz (pulse swallower (built-in divide-by-two prescaler))
AMIN: 2 to 40 MHz (pulse swallower)
0.5 to 10 MHz (direct division)
IF counter :
IFIN: 0.4 to 12 MHz (AM/FM IF counter)
Reference frequencies :
Twelve selectable frequencies (4.5 or 7.2 MHz crystal)
100, 50, 25, 15, 12.5, 6.25, 3.125, 10, 9, 5, 3, 1kHz
Phase comparator :
Dead zone control
Unlock detection circuit
Deadlock clear circuit
Built-in MOS transistor for forming an active low-pass filter
I/O ports :
Dedicated output ports: 4
Input or output ports: 2
Support clock time base output
Serial data I/O :
Support 'computer control bus' format communication with the system controller.
Operating ranges :
Supply voltage : 4.5 to 5.5 V
Operating temperature : -40 to +85°C

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Reference Price

LC72131KMA-AE

Obsolete

SOIC-20 W / MFP-20J

751DE

260

REEL

2000

Mobile FM Multi Broadcast Demodulator

180

4.5

5.5

-40

Price N/A

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Audio ASSP | LC72131KMA

PLL Frequency Synthesizer for Tuners in Radio/Cassette Players

Overview

Product List

Email Sales