Overview The LC7234-8460 is a single-chip microcontroller that incorporates a phase-locked loop (PLL) and a liquid crystal display driver. The LC7234-8460 operates over the American, European, Chinese, Middle Eastern, Canadian and Australian LW, MW, SW and FM bands, and incorporates preset-channel memory, automatic or manual tuning, high-speed station search, and clock and timer functions. The LC7234-8460 operates from a 5 V supply and is available in 64-pin QIPs. Features • Operates over the LW, MW, SW1, SW2 and FM bands. • Three selectable preset memory configurations. • Automatic tuning or manual preset memory scan. • High-speed station search. FM band: 60 ms per step. AM band: 70 ms per step. • Clock function. • ON, OFF and SLEEP timer functions. • Logic-level and momentary switch band select inputs. • LCD display with wide viewing angle and high contrast over a wide operating temperature range. • On-chip amplifier for external lowpass filter. • External RC network for reset not required. • Forced mono mode. • High signal-to-noise ratio. • Single 5 V supply. • 64-pin QIPs.
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