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STW5094ADTLF规格书详情
GENERAL DESCRIPTION
STw5094A is a low power asynchronous stereo audio DAC device with headphones amplifiers for high quality MP3 and FM radio listening. The STw5094A 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 digital to analog
converters and filters
– 18-bit, 8 kHz to 48 kHz DAC with sample-rate
conversion
– Linear phase analog&digital filters
– 16 Ω load stereo headphones drivers, 8 Ω
load mono loudspeaker driver for group
listening
■ Stereo audio DAC features
– Asynchronous sampling DAC: does not
require oversampled clock and information
on the audio data sampling frequency.
Jitter tolerant
– Multibit Σ∆ modulator with data weighted
averaging DAC
– 92 dB dynamic range, 0.01 THD over 16 Ω
load performance
– Support any sampling frequency in the range
8 kHz to 48 kHz
– DSP functions for bass-treble-volume
controls, deemphasis filter and dynamic
compression
– 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:
– 20 kHz bandwidth stereo headphones
outputs. Driving capability: 40 mW
(typ. 0.1 T.H.D) over 16 Ωwith 40 dB range
programmable gain
– Balanced earpiece⁄ loudspeaker output.
Driving capability: 300 mW (typ. 0.1 T.H.D)
over 8 Ωwith 30dB range programmable gain
– Analog stereo input for FM radio with 38 dB
range programmable gain
■ Complete CODEC and filter system
– 14-bit linear or 8-bit companded ADC and
DAC
– Transmit and receive digital band-pass filters
– Active antialias and smoothing filters
– 8 Ω load earpiece/loudspeaker driver,
16 Ω load auxiliary driver
■ Voice CODEC features
– Support 8 kHz or 16 kHz sampling rate
– One microphone biasing output
– Remote control function
– Three switchable microphone amplifier
inputs. 42.5 dB range programmable gain
– Transient supression during power up and
power down
– Internal programmable sidetone
– Internal ring, tone and dtmf generator
– Programmable PWM buzzer driver (Continue ...)
APPLICATIONS
■ CDMA,GSM,DCS1800,PCS1900,JDC digital
cellular telephones with MP3 and FM radio
stereo listening functions
■ Portable devices with a stereo digital audio
source and FM radio listening function
产品属性
- 型号:
STW5094ADTLF
- 制造商:
STMICROELECTRONICS
- 制造商全称:
STMicroelectronics
- 功能描述:
18-bit Low Power Asynchronous Stereo Audio DAC with Integrated Power Amplifiers and Voice Codec
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
STM |
ROHS |
56520 |
一级代理 原装正品假一罚十价格优势长期供货 |
询价 | |||
ST/意法 |
22+ |
BGA |
20000 |
原装现货,实单支持 |
询价 | ||
ST |
24+ |
BGA |
5000 |
只做原装公司现货 |
询价 | ||
STM |
23+ |
音频DSP |
28500 |
授权代理直销,原厂原装现货,假一罚十,特价销售 |
询价 | ||
ST |
22 |
BGA |
25000 |
3月31原装,微信报价 |
询价 | ||
ST/意法 |
23+ |
NA/ |
9546 |
原厂直销,现货供应,账期支持! |
询价 | ||
ST |
20+ |
BGA |
25000 |
全新原装现货,假一赔十 |
询价 | ||
ST/意法 |
2022 |
BGA |
80000 |
原装现货,OEM渠道,欢迎咨询 |
询价 | ||
ST/意法 |
22+ |
BGA |
20000 |
原装现货,实单支持 |
询价 | ||
ST |
BGA |
6000 |
原装现货,长期供应,终端可账期 |
询价 |