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STW5094中文資料意法半導(dǎo)體數(shù)據(jù)手冊PDF規(guī)格書

STW5094
廠商型號

STW5094

功能描述

18 BIT 8kHz TO 48kHz LOW POWER STEREO AUDIO DAC WITH INTEGRATED POWER AMPLIFIERS AND VOICE CODEC

文件大小

447.28 Kbytes

頁面數(shù)量

37

生產(chǎn)廠商 STMicroelectronics
企業(yè)簡稱

STMICROELECTRONICS意法半導(dǎo)體

中文名稱

意法半導(dǎo)體集團(tuán)官網(wǎng)

原廠標(biāo)識
數(shù)據(jù)手冊

下載地址一下載地址二到原廠下載

更新時間

2024-12-23 17:05:00

STW5094規(guī)格書詳情

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.

■ 30? LOAD STEREO HEADPHONES DRIVERS, 8? 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 30? 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 30? WITH 40 dB RANGE PROGRAMMABLE GAIN.

■ BALANCED EARPIECE ? LOUDSPEAKER OUTPUT. DRIVING CAPABILITY: 190mW (TYP. 0.1 T.H.D) OVER 8? 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.

■ 8? LOAD EARPIECE/LOUDSPEAKER DRIVER, 30? 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).

產(chǎn)品屬性

  • 型號:

    STW5094

  • 功能描述:

    音頻 DSP 14-Bit Linear CODEC

  • RoHS:

  • 制造商:

    Texas Instruments

  • 封裝:

    Tube

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