ST Manuals

The TS4995 is an audio power amplifier capable of delivering 1.2W of continuous RMS output power into an 8 Ω load at 5 V. It features differential inputs, 90 dB PSRR, 6 dB integrated fixed gain, ultra-low power consumption, selectable standby mode, ultra-fast startup time and ultra-low pop and click noise. It is suitable for applications such as mobile phones, PDAs, and laptop computers.

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The document describes the features of the TDA7590, including 24-bit, fixed point, 120 MIPS DSP core, large on-board memory, host access to internal RAM through expansion port, 16Mw external RAM, integrated stereo, 18-bit Sigma-DELTA A/D and 20-bit D/A converters, programmable CODEC sample rate, on-board PLL for core clock and converters, external Flash/SRAM memory bank management, I2C and SCI serial interface for external control, 2 enhanced synchronous serial interface (ESSI), JTAG interface, host interface, 144-pin TQFP, 0.50 mm pitch, automotive temperature range (from -40 °C to +85 °C).

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The TS4909 is a dual-mode low-power 150mW stereo headphone amplifier with capacitor-less and single-ended outputs. It features no output coupling capacitors necessary, pop-and-click noise reduction, operating from 2.2V to 5.5V, low current consumption, and high signal-to-noise ratio.

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TS488/TS489 is a stereo headphone amplifier with pop and click noise protection circuitry, operating range from VCC = 2.2V to 5.5V, featuring low power consumption, high signal-to-noise ratio, and high crosstalk immunity.

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The TS4962M is a 3W filter-free class D audio power amplifier. Its main features include: operating voltage range of VCC = 2.4V to 5.5V; standby mode low level; output power of 3W, load of 4 Ω, THD+N maximum of 10%; output power of 2.3W, voltage of 5V, load of 4 Ω, THD+N maximum of 1%; output power of 1.4W, voltage of 5V, load of 8 Ω, THD+N maximum of 1%; gain can be adjusted via external resistors; low current consumption of 2mA @ 3V; efficiency of 88% typical; signal to noise ratio of 85dB typical; PSRR of 63dB typical @217Hz with 6dB gain; PWM base frequency of 250kHz; low pop & click noise; thermal shutdown protection; available in flip-chip 9 x 300μm (Pb-free).

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STA323W is a high-efficiency digital audio system produced by STMicroelectronics. It has a wide supply voltage range (10V-36V), three power output configurations (2 x 10 W + 1 x 20 W, 2 x 20 W, 1 x 40 W), thermal protection, under-voltage protection, short-circuit protection, and PowerSO-36 slug down package. In addition, the system also supports 2.1 channels of 24-bit DDX®, 100dB SNR and dynamic range, 32kHz to 192kHz input sample rates, digital gain/attenuation (+48 dB to -80 dB in 0.5dB steps), four 28-bit user programmable biquads (EQ) per channel, I2C control, 2-channel I2S input data interface, individual channel and master gain/attenuation, individual channel and master soft and hard mute, individual channel volume and EQ bypass, DDX® POP free operation, bass/treble tone control, dual independent programmable limiters/compressors, AutoModes™ settings (32 preset EQ curves, 15 preset crossover settings, Auto volume controlled loudness, 3 preset volume curves, 2 preset anti-clipping modes, Preset night-time listening mode, Preset TV AGC), input and output channel mapping, AM noise-reduction and PWM frequency shifting modes, soft volume update and muting, auto zero detect and invalid input detect muting, selectable DDX® ternary or binary PWM output plus variable PWM speeds, selectable de-emphasis, Post-EQ user programmable mix with default 2.1 bass-management settings, variable max power correction for lower full-power THD, four output routing configurations, and selectable switching.

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2.1-channel high-efficiency digital audio system.

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The TS4994 is a audio power amplifier from Texas Instruments with differential inputs, 100dB PSRR, 1.2W output power, 10nA standby current, 15ms startup time and 9-bump flip-chip package

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STA515W is a monolithic quad half-bridge stage in Multipower BCD Technology. Its main features include: Multipower BCD technology, low input/output pulse width distortion, 200 mΩ RdsON complementary DMOS output stage, CMOS-compatible logic inputs, thermal protection, thermal warning output, undervoltage protection and short-circuit protection

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STA510A is a monolithic quad half bridge stage in Multipower BCD Technology. The device can be used as dual bridge or reconfigured, by connecting pin CONFIG to VDD, as a single bridge with double current capability, or as half bridges (Binary mode) with half current capability. The device is intended for the output stage of a stereo all-digital high-efficiency (DDX®) amplifier which employs a pulse-width modulator driver.

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The TS4984 is a 1W per channel audio power amplifier with a BTL configuration, capable of delivering 1W per channel of continuous RMS output power into an 8Ω load @ 5V. It features an externally controlled standby mode control that reduces the supply current to less than 10nA per channel, a high SNR of 100dB(A) typ. and near-zero pop & click.

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The TS472 is a differential input microphone preamplifier optimized for high-performance PDA and notebook audio systems. This device features an adjustable gain from 0 to 40 dB with excellent power-supply and common-mode rejection ratios. In addition, the TS472 has a very low noise microphone bias generator of 2 V. It also includes a complete shutdown function, with active low standby mode.

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The TS4962 is a differential class-D BTL power amplifier. It can drive up to 2.2 W into a 4 Ω load and 1.4 W into an 8 Ω load at 5 V. It achieves outstanding efficiency (88% typ.) compared to standard AB-class audio amps.

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STA518 is a monolithic quad half bridge stage in Multipower BCD Technology. The device can be used also as dual bridge or reconfigured, by connecting CONFIG pin to Vdd pin, as single bridge with double current capability. The device is particularly designed to make the output stage of a stereo All-Digital High Efficiency (DDX™) amplifier capable to deliver an output power of 24W x 4 channels @ THD = 10% at Vcc 30V on 4W load in single ended configuration. It can also deliver 50 + 50W @ THD = 10% at Vcc 29V as output power on 8W load in BTL configuration and 70W @ THD = 10% at Vcc 34V on 8W in single paralleled BTL configuration. The input pins have threshold proportional to VL pin voltage.

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TDA7266P is a 3+3W dual bridge amplifier specially designed for LCD TV/Monitor, PC Motherboard, TV and Portable Audio applications.

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STA308A is STA's 8-channel 24-bit DDX™ multi-channel digital audio processor with over 100 dB SNR and dynamic range.

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The TDA7439DS is a volume, tone (bass, mid-range and treble) and balance (left/right) processor for quality audio applications in car-radio and Hi-Fi systems.

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The TS4994 is an audio power amplifier capable of delivering 1W of continuous RMS output power into an 8Ω load.

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The TDA7297SA is a dual bridge amplifier specially designed for TV and Portable Radio applications.

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TDA7233/D is a power amplifier produced by Philips company in Italy. It has a wide range of operating voltages from 1.8V to 15V and an output power of 1W. It can be used in portable players, cordless telephones and cellular phones.

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