LC72146M Datasheet PDF - Sanyo Semicon Device PLL Frequency Synthesizer Specs

LC72146M - PLL Frequency Synthesizer

Datasheet Summary

Description

of the structure of the programmable divider.

With the CTC bit in the serial data set to 0 With the CTC bit in the serial data set to 1 See the description of the serial data timing.

40 to +85°C, VSS = 0 V Parameter Symbol Rf1 Rf2 Internal feedback resist

Features

High-speed programmable dividers for.
10 to 160 MHz on FMIN using pulse swallower.
0.5 to 40.0 MHz on AMIN using pulse swallower and direct division.
General-purpose counters.
HCTR for 0.4 to 25.0 MHz frequency measurement.
LCTR for 10 to 500 kHz frequency measurement and 1.0 Hz to 20 × 103 kHz period measurement.
Reference frequencies: Twelve selectable reference frequencies (4.5 or 7.2 MHz crystal) 1, 3, 5, 9, 10, 3.125, 6.25, 12.

Datasheet Details

Part number	LC72146M
Manufacturer	Sanyo Semicon Device
File Size	357.23 KB
Description	PLL Frequency Synthesizer
Datasheet	LC72146M Datasheet
Additional preview pages of the LC72146M datasheet.

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Full PDF Text Transcription

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Ordering number : EN4922C CMOS LSI LC72146, 72146M PLL Frequency Synthesizer for Electronic Tuning Overview The LC72146 is a PLL frequency synthesizer LSI circuit for electronic tuning in car stereo systems. The LC72146 supports the construction of high-performance, multifunctional electronic tuning systems for the VHF MW, and LW bands. Package Dimensions unit: mm 3067-DIP24S [LC72146] Features • High-speed programmable dividers for — 10 to 160 MHz on FMIN using pulse swallower — 0.5 to 40.0 MHz on AMIN using pulse swallower and direct division • General-purpose counters — HCTR for 0.4 to 25.0 MHz frequency measurement — LCTR for 10 to 500 kHz frequency measurement and 1.0 Hz to 20 × 103 kHz period measurement • Reference frequencies: Twelve selectable reference frequencies (4.5 or 7.

Published: Mar 22, 2005 |