LC72148V Datasheet PDF - Sanyo Semicon Device Electronic Tuning PLL Frequency Synthesizer Specs

LC72148V - Electronic Tuning PLL Frequency Synthesizer

Datasheet Summary

Features

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2 CE Chip enable S 3 DI Input data S 4 CL Clock S 15 VDD Power supply 18 VSSd Ground.
21 22 23 AIN AOUT VSSa Low-pass filter amplifier transistor.
Connections to the internal n-channel MOS transistor provided to implement an active low-pass filter for the PLL.
A high-speed locking circuit can be implemented by using these.

Datasheet Details

Part number	LC72148V
Manufacturer	Sanyo Semicon Device
File Size	170.35 KB
Description	Electronic Tuning PLL Frequency Synthesizer
Datasheet	LC72148V Datasheet
Additional preview pages of the LC72148V datasheet.

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Full PDF Text Transcription

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Ordering number : ENN6974A CMOS IC LC72148V Electronic Tuning PLL Frequency Synthesizer for Car Stereo Systems Overview The LC72148V is a 3 V version of the LC72146 PLL frequency synthesizer that can easily implement a variety of 3 V power supply tuners, including in-car navigation system receivers based on the VICS FM multiplex system. Functions • High-speed programmable divider — FMIN: 10 to 180 MHz ... Pulse swallower technique — AMIN: 2 to 40 MHz ... Pulse swallower technique 0.5 to 10 MHz ... Direct division technique • IF counters — HCTR: 0.4 to 25 MHz ... Frequency measurement — LCTR: 10 to 500 kHz ... Frequency measurement 1.0 to 20 × 103 Hz ... Period measurement • Reference frequency — One of 12 reference frequencies can be selected (Crystal resonator: 7.2 or 4.

Published: Mar 22, 2005 |