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音频编解码器

PCM3793

不推荐用于新设计

具有耳机/D 类扬声器放大器、陷波滤波器、ALC 和 3D 效果的超低功耗立体声编解码器

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数据表

PCM3793

不推荐用于新设计
数据表 立即订购

产品详情

Number of ADC channels 2 Number of DAC channels 2 Digital audio interface DSP, I2S, L, R Analog inputs 6 Analog outputs 5 Features Automatic level control (ALC), Notch filter Sampling rate (max) (kHz) 50 Rating Catalog ADC SNR (typ) (dB) 90 DAC SNR (typ) (dB) 93 Operating temperature range (°C) to
Number of ADC channels 2 Number of DAC channels 2 Digital audio interface DSP, I2S, L, R Analog inputs 6 Analog outputs 5 Features Automatic level control (ALC), Notch filter Sampling rate (max) (kHz) 50 Rating Catalog ADC SNR (typ) (dB) 90 DAC SNR (typ) (dB) 93 Operating temperature range (°C) to
VQFN (RHB) 32 25 mm² 5 x 5
  • Analog Front End:
    • Stereo Single-Ended Input With Multiplexer
    • Mono Differential Input
    • Stereo Programmable Gain Amplifier
    • Microphone Boost Amplifier (20 dB) and Bias
  • Analog BackEnd:
    • Stereo/Mono Line Output With Volume
    • Stereo/Mono Headphone Amplifier With Volume and Capless Mode
    • Stereo/Mono Digital Speaker Amplifier (BTL) With Volume (PCM3793)
  • Analog Performance:
    • Dynamic Range: 93 dB (DAC)
    • Dynamic Range: 90 dB (ADC)
    • 40-mW + 40-mW Headphone Output at RL = 16
  • Power Supply Voltage
    • 1.71 V to 3.6 V for Digital I/O Section
    • 1.71 V to 3.6 V for Digital Core Section
    • 2.4 V to 3.6 V for Analog Section
    • 2.4 V to 3.6 V for Power Amplifier Section
  • Low Power Dissipation:
    • 7 mW in Playback, 1.8 V/2.4 V, 48 kHz
    • 13 mW in Record, 1.8 V/2.4 V, 48 kHz
    • 30 µW in Power Down
  • Sampling Frequency: 5 kHz to 50 kHz
  • Automatic Level Control for Recording
  • Operation From a Single Clock Input Without PLL
  • System Clock:
    • Common-Audio Clock (256 fS/384 fS), 12/24, 13/26, 13.5/27, 19.2/38.4, 19.68/39.36 MHz
  • Headphone Plug Insert Detection
  • 2 (I2C) or 3 (SPI) Wire Serial Control
  • Programmable Function by Register Control:
    • Digital Attenuation of DAC: 0 dB to -62 dB
    • Power Up/Down Control for Each Module
    • 6-dB to -70-dB Gain for Analog Outputs
    • 30-dB to -12-dB Gain for Analog Inputs
    • 0/20 dB Boost Selectable for Microphone Input
    • 0-dB to -21-dB Gain for Analog Mixing
    • Parameter Settings for ALC
    • Three-Band Tone Control and 3D Sound
    • High-Pass Filter and Two-Stage Notch Filter
    • Analog Mixing
  • Pop-Noise Reduction Circuit
  • Short and Thermal Protection Circuit
  • Package: 5-mm × 5-mm QFN Pacakge
  • Operation Temperature Range: -40°C to 85°C
  • APPLICATIONS
    • Portable Audio Player, Cellular Phone
    • Video Camcorder, Digital Still Camera
    • PMP/DMB
  • Analog Front End:
    • Stereo Single-Ended Input With Multiplexer
    • Mono Differential Input
    • Stereo Programmable Gain Amplifier
    • Microphone Boost Amplifier (20 dB) and Bias
  • Analog BackEnd:
    • Stereo/Mono Line Output With Volume
    • Stereo/Mono Headphone Amplifier With Volume and Capless Mode
    • Stereo/Mono Digital Speaker Amplifier (BTL) With Volume (PCM3793)
  • Analog Performance:
    • Dynamic Range: 93 dB (DAC)
    • Dynamic Range: 90 dB (ADC)
    • 40-mW + 40-mW Headphone Output at RL = 16
  • Power Supply Voltage
    • 1.71 V to 3.6 V for Digital I/O Section
    • 1.71 V to 3.6 V for Digital Core Section
    • 2.4 V to 3.6 V for Analog Section
    • 2.4 V to 3.6 V for Power Amplifier Section
  • Low Power Dissipation:
    • 7 mW in Playback, 1.8 V/2.4 V, 48 kHz
    • 13 mW in Record, 1.8 V/2.4 V, 48 kHz
    • 30 µW in Power Down
  • Sampling Frequency: 5 kHz to 50 kHz
  • Automatic Level Control for Recording
  • Operation From a Single Clock Input Without PLL
  • System Clock:
    • Common-Audio Clock (256 fS/384 fS), 12/24, 13/26, 13.5/27, 19.2/38.4, 19.68/39.36 MHz
  • Headphone Plug Insert Detection
  • 2 (I2C) or 3 (SPI) Wire Serial Control
  • Programmable Function by Register Control:
    • Digital Attenuation of DAC: 0 dB to -62 dB
    • Power Up/Down Control for Each Module
    • 6-dB to -70-dB Gain for Analog Outputs
    • 30-dB to -12-dB Gain for Analog Inputs
    • 0/20 dB Boost Selectable for Microphone Input
    • 0-dB to -21-dB Gain for Analog Mixing
    • Parameter Settings for ALC
    • Three-Band Tone Control and 3D Sound
    • High-Pass Filter and Two-Stage Notch Filter
    • Analog Mixing
  • Pop-Noise Reduction Circuit
  • Short and Thermal Protection Circuit
  • Package: 5-mm × 5-mm QFN Pacakge
  • Operation Temperature Range: -40°C to 85°C
  • APPLICATIONS
    • Portable Audio Player, Cellular Phone
    • Video Camcorder, Digital Still Camera
    • PMP/DMB

The PCM3793/94 is a low-power stereo CODEC designed for portable digital audio applications. The device integrates stereo digital speaker amplifier, headphone amplifier, line amplifier, line input, boost amplifier, microphone bias, programmable gain control, analog mixing, sound effects, and automatic level control (ALC). It is available in a small-footprint, 5-mm × 5-mm QFN package. The PCM3793/94 accepts right-justified, left-justified, I2S, and DSP formats, providing easy interfacing to audio DSP, decoder, and encoder chips. Sampling rates up to 50 kHz are supported. The user-programmable functions are accessible through a two- or three-wire serial control port.

The PCM3793/94 is a low-power stereo CODEC designed for portable digital audio applications. The device integrates stereo digital speaker amplifier, headphone amplifier, line amplifier, line input, boost amplifier, microphone bias, programmable gain control, analog mixing, sound effects, and automatic level control (ALC). It is available in a small-footprint, 5-mm × 5-mm QFN package. The PCM3793/94 accepts right-justified, left-justified, I2S, and DSP formats, providing easy interfacing to audio DSP, decoder, and encoder chips. Sampling rates up to 50 kHz are supported. The user-programmable functions are accessible through a two- or three-wire serial control port.
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类型 标题 下载最新的英语版本 日期
* 数据表 16 Bits, Low Power Stereo Audio CODEC w/Microphone Bias Headphone & Speaker Amp 数据表 (Rev. C) 2007年 2月 5日

订购和质量

包含信息：
  • RoHS
  • REACH
  • 器件标识
  • 引脚镀层/焊球材料
  • MSL 等级/回流焊峰值温度
  • MTBF/时基故障估算
  • 材料成分
  • 鉴定摘要
  • 持续可靠性监测
包含信息：
  • 制造厂地点
  • 封装厂地点