STMicroelectronics Manuals

TS4621B is a high-performance class-G stereo headphone driver with an integrated high-efficiency step-down DC/DC converter. It achieves a total 2.1 mA current consumption at 100 µW output power (10 dB crest factor). THD+N is 0.02 % maximum at 1 kHz and PSRR is 100 dB at 217 Hz.

TS4621E is a high-performance class-G stereo headphone amplifier with I2C volume control. Its features include a wide power supply range, low quiescent current, low power consumption, low THD+N, high PSRR, and high SNR.

This document describes the features and characteristics of the STA309B multichannel digital audio processor, including 8 channels of 24-bit FFX®, >100 dB SNR and dynamic range, selectable 32 kHz-192 kHz input sampling rates, 6 channels of DSD/SACD and PDM input, etc.

The TDA7498E is a dual BTL class-D audio amplifier with a single power supply designed for home systems and active speaker applications. It features wide-range single-supply operation (14-36V), high efficiency (η=85%), parallel BTL function, four selectable, fixed gain settings, differential inputs, standby and mute features, smart protection, thermal overload protection, and small offset less than 20mV.

TDA7265B is a class-AB dual audio power amplifier assembled in the Multiwatt package, especially designed for high-quality sound applications such as home entertainment systems and stereo TV sets.

STA321MP is a high-performance multichannel processor from ST with ultra-low quiescent current designed for general-purpose digital microphone applications.

STA382BW is the Datasheet of Sound Terminal® 2.1-channel high-efficiency digital audio system. It has wide-range supply voltage, I2C control, embedded full IC protection, 1 Vrms stereo analog input, I2S interface, fixed output PWM frequency, embedded RMS meter, two analog outputs, embedded negative charge pump, full capless output configuration.

This datasheet introduces the features of STA382BWS Sound Terminal 2.1-channel high-efficiency digital audio system

The TS4621ML is a high-performance class-G stereo headphone amplifier. It features a wide power supply range, low quiescent current, and an integrated high-efficiency converter. It is suitable for mobile devices such as cellular phones and PMP/MP3 players.

The TDA7292 is a class-AB dual audio power amplifier assembled in a Multiwatt package. It has been specifically designed for high-quality sound applications such as hi-fi music centers and stereo TV sets.

The TS4657 is a single-supply stereo digital audio line driver with 2.2 Vrms capless outputs

STA321 is a 4-channel digital audio system produced by ST company. It has a high efficiency FFX™ class-D modulator, 100-dB dynamic range, two stereo channels, 16-bit stereo ADC input, PGA and microphone biasing, analog and digital multiplexing/mixing capability, 4-channel input sample rate converter (8 kHz to 192 kHz), four channels of 24-bit audio processing, flexible channel mapping and routing, output configurations: 2.0-2.1-4.0-Mono, embedded CMOS bridge, pfStart™, simultaneous playback and recording, pre and post mix stages, individual channel and master gain/attenuation, digital gain/attenuation -105 dB to +36 dB in 0.5 dB steps, soft volume update and muting, DC blocking selectable high-pass filter, selectable de-emphasis filter, up to 13 28-bit user programmable biquads (EQ) per channel, bass/treble tone control, ternary, binary or phase shift modulation, PWM output, headphone output with jack detector, I2C control.

STA339BWS 2.1-channel 40-watt high-efficiency digital audio system Sound Terminal® is a highly integrated audio system that can be configured as 2-channel, 2.1-channel or 2-channel plus 1 PWM output. It supports multiple audio input formats, including PCM, I2S, DSD, and IF, and has multiple functions, including digital audio processing, power amplification, audio presets, etc.

This document describes the features and characteristics of a 2.1-channel high-efficiency digital audio system, including wide voltage supply range, multiple power output configurations, 24-bit FFX® and 100 dB SNR, etc.

The TS4999 is a filter-free stereo 2.8W class D audio power amplifier with selectable 3D sound effects. It operates from VCC = 2.4 to 5.5V and provides an output power of 2.8W per channel at 5V into 4Ω with 10% THD+N, or 0.7W at 3.6V into 8Ω with 1% THD+N. The amplifier features selectable 3D sound effects, four gain setting steps, low current consumption, short-circuit and thermal shutdown protection, and a fast start-up phase. It is suitable for applications such as cellular phones, PDAs, and notebook PCs.