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 × 10...

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