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.