Ltc1628-sync Minimizes Input Capacitors In Multioutput High Current Power Supplies

Description: The LV2282VA is an FM Transmitter integrated circuit (IC). The multiplex (MPX) block generates a stereo modulated composite signal from left (L) and right (R) audio inputs. The radio frequency voltage-controlled oscillator (RF VCO) incorporates an FM modulation function. An audio automatic gain control (AGC) feature ensures consistent regulation of the FM modulation. The phase-locked loop (PLL) synthesizer establishes the RF output frequency, which can be controlled via an I2C interface or a 3-bit parallel control, depending on the selection. This IC is produced by Sanyo Semiconductor Corporation.

The LV2282VA FM Transmitter IC is designed for applications that require high-quality stereo FM transmission. The MPX block is a critical component that combines the left and right audio signals into a single composite output, ensuring that the stereo effect is preserved during transmission. The RF VCO is responsible for generating the carrier frequency for the FM signal. Its built-in FM modulation capability allows for direct modulation of the carrier frequency based on the audio input signals, enabling efficient transmission of audio content.

The audio AGC function plays a vital role in maintaining consistent audio levels, preventing distortion and ensuring that the transmitted audio remains clear and intelligible, regardless of variations in input signal levels. This feature is particularly important in environments where input audio levels may fluctuate.

The PLL synthesizer is another key feature of the LV2282VA, providing precise control over the output frequency. The ability to select between I2C control and 3-bit parallel control offers flexibility in system design, allowing designers to integrate the IC into various applications with different control requirements. The I2C interface is particularly advantageous for digital systems, enabling easy integration with microcontrollers and other digital devices.

Overall, the LV2282VA is a versatile FM transmitter IC suitable for a wide range of audio transmission applications, providing high-quality performance and flexible control options.The LV2282VA is an FM Transmitter IC. MPX block makes stereo modulated, composite signal from L and R sound inputs. RF VCO include FM modulation function. Audio AGC function keeps FM modulation well regulated. PLL 2 synthesizer determines RF output frequency with I C or 3-bit parallel control (selectable). By Sanyo Semiconductor Corporation