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STW5094 Datasheet (PDF) - STMicroelectronics

STW5094 Datasheet PDF - STMicroelectronics
No. de pieza STW5094
Descarga  STW5094 Descarga

Tamaño del archivo   447.28 Kbytes
Page   37 Pages
Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics
Descripción Electrónicos 18 BIT 8kHz TO 48kHz LOW POWER STEREO AUDIO DAC WITH INTEGRATED POWER AMPLIFIERS AND VOICE CODEC

STW5094 Datasheet (PDF)

Go To PDF Page Descarga Datasheet
STW5094 Datasheet PDF - STMicroelectronics

No. de pieza STW5094
Descarga  STW5094 Click to download

Tamaño del archivo   447.28 Kbytes
Page   37 Pages
Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics
Descripción Electrónicos 18 BIT 8kHz TO 48kHz LOW POWER STEREO AUDIO DAC WITH INTEGRATED POWER AMPLIFIERS AND VOICE CODEC

STW5094 Datasheet (HTML) - STMicroelectronics

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STW5094 Detalles de producto

GENERAL DESCRIPTION
STw5094 is a low power Stereo Audio DAC device with Headphones Amplifiers for high quality MP3 and FM radio listening. The STw5094 includes also an high performance low power combined PCM CODEC ⁄ FILTER tailored to implement the audio front-end functions required by low voltage low power consumption digital cellular terminals with added MP3 and FM radio listening.

FEATURES:
Complete STEREO AUDIO DAC and FILTERS including:
■ 18 BIT DIGITAL TO ANALOG CONVERTERS.
■ LINEAR PHASE DIGITAL FILTERS.
■ ACTIVE LINEAR PHASE SMOOTHING FILTER.
■ 30Ω LOAD STEREO HEADPHONES DRIVERS, 8Ω LOAD MONO LOUDSPEAKER DRIVER FOR GROUP LISTENING.

Stereo Audio DAC Features:
■ MULTIBIT Σ∆ MODULATOR WITH DATA WEIGHTED AVERAGING DAC.
■ 92 dB DYNAMIC RANGE, 0.01% THD OVER 30Ω LOAD PERFORMANCE.
■ SUPPORTS ALL THE MPEG 1 & 2 SAMPLING FREQUENCIES AND THE EXTENSION TO MPEG 2.5: 8, 11.025, 12, 16, 22.05, 24, 32, 44.1, 48 kHz.
■ TONES FROM TONE GENERATOR CAN BE INJECTED IN THE AUDIO PATHS.

Stereo Headphones and Loudspeaker/Earpiece Power Amplifiers features and Stereo Input for FM Radio Features:
■ 20kHz BANDWIDTH STEREO HEADPHONES OUTPUTS. DRIVING CAPABILITY: 20mW (TYP. 0.1% T.H.D) OVER 30Ω WITH 40 dB RANGE PROGRAMMABLE GAIN.
■ BALANCED EARPIECE ⁄ LOUDSPEAKER OUTPUT. DRIVING CAPABILITY: 190mW (TYP. 0.1% T.H.D) OVER 8Ω WITH 30dB RANGE PROGRAMMABLE GAIN.
■ ANALOG STEREO INPUT FOR FM RADIO WITH 38 dB RANGE PROGRAMMABLE GAIN.

Complete CODEC and FILTER system including:
■ 14 BIT LINEAR ADC AND DAC.
■ 8 BIT COMPANDED ADC AND DAC A-LAW OR µ-LAW.
■ TRANSMIT AND RECEIVE DIGITAL BAND-PASS FILTERS.
■ ACTIVE ANTIALIAS AND SMOOTHING FILTERS.
■ 8Ω LOAD EARPIECE/LOUDSPEAKER DRIVER, 30Ω LOAD AUXILIARY DRIVER.

Voice CODEC Features:
■ SUPPORT BOTH 8kHz AND 16kHz SAMPLING RATE.
■ ONE MICROPHONE BIASING OUTPUT.
■ REMOTE CONTROL FUNCTION.
■ ONE LINE INPUT AND TWO SWITCHABLE MICROPHONE AMPLIFIER INPUTS. 42.5dB RANGE PROGRAMMABLE GAIN.
■ TRANSIENT SUPRESSION DURING POWER UP AND POWER DOWN.
■ INTERNAL PROGRAMMABLE SIDETONE CIRCUIT.
■ INTERNAL RING, TONE AND DTMF GENERATOR.
■ PROGRAMMABLE PWM BUZZER DRIVER.

General Features:
■ SINGLE 2.7V to 3.3V SUPPLY.
■ EXTENDED TEMPERATURE RANGE OPERATION (*) -40°C to 85°C.
■ 1 µW STANDBY POWER (TYP. AT 2.7V).
■ 13 mW OPERATING POWER IN AUDIO LISTENING MODE (TYP. AT 2.7V).
■ 11 mW OPERATING POWER IN VOICE CODEC MODE (TYP. AT 2.7V).
■ 1.8V TO 3.3V CMOS COMPATIBLE DIGITAL INTERFACES.
■ PROGRAMMABLE PCM INTERFACE.
■ I2C COMPATIBLE CONTROL INTERFACE.
■ PROGRAMMABLE SERIAL AUDIO DATA INPUT INTERFACE (I2S AND OTHER FORMATS).




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Acerca de STMicroelectronics


STMicroelectronics es un fabricante multinacional de electrónica y semiconductores con sede en Ginebra, Suiza.

La compañía ofrece una amplia gama de productos que incluyen microcontroladores, sensores, amplificadores de energía y circuitos integrados para diversas aplicaciones en los mercados automotrices, industriales y de consumo.

Fundada en 1987, Stmicroelectronics tiene operaciones en más de 100 países y es una de las compañías semiconductores más grandes del mundo.

*Esta información es solo para fines informativos generales, no seremos responsables de ninguna pérdida o daño causado por la información anterior.




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