Detalles del producto

Number of ADC channels 4 Analog inputs 4 Digital audio interface I2S, L, TDM Control interface I2C, SPI Sampling rate (max) (kHz) 768 ADC SNR (typ) (dB) 122 Rating Automotive Analog outputs 0 Operating temperature range (°C) -40 to 125
Number of ADC channels 4 Analog inputs 4 Digital audio interface I2S, L, TDM Control interface I2C, SPI Sampling rate (max) (kHz) 768 ADC SNR (typ) (dB) 122 Rating Automotive Analog outputs 0 Operating temperature range (°C) -40 to 125
VQFN (RGE) 24 16 mm² 4 x 4
  • Multichannel high-performance ADC:
    • 4-channel analog microphones or line-in,
    • 8-channel digital PDM microphones, or
    • Combination of analog and digital microphones
  • ADC line and microphone differential input performance:
    • Dynamic range (DR):
      • 123dB, dynamic range enhancer (DRE) enabled
      • 113dB, DRE disabled
    • THD+N: –98dB
  • ADC channel summing mode, DR performance:
    • 116dB, DRE disabled, 2-channel summing
    • 119dB, DRE disabled, 4-channel summing
  • ADC input voltage:
    • Differential, 2VRMS full-scale inputs
    • Single-ended, 1VRMS full-scale inputs
  • ADC sample rate (fS) = 8kHz to 768kHz
  • Programmable channel settings:
    • Channel gain: 0dB to 42dB, 1dB steps
    • Digital volume control: –100dB to 27dB
    • Gain calibration with 0.1dB resolution
    • Phase calibration with 163ns resolution
  • Programmable microphone bias or supply voltage generation
  • Low-latency signal processing filter selection
  • Programmable HPF and biquad digital filters
  • Automatic gain controller (AGC)
  • I2C or SPI controls
  • Integrated high-performance audio PLL
  • Automatic clock divider setting configurations
  • Audio serial data interface:
    • Format: TDM, I2S, or left-justified (LJ)
    • Word length: 16 bits, 20 bits, 24 bits, or 32 bits
    • Controller or target interface
  • Single-supply operation: 3.3V or 1.8V
  • I/O-supply operation: 3.3V or 1.8V
  • Power consumption for 1.8-V AVDD supply:
    • 8.5mW/channel at 16kHz sample rate
    • 9.2mW/channel at 48kHz sample rate
  • Multichannel high-performance ADC:
    • 4-channel analog microphones or line-in,
    • 8-channel digital PDM microphones, or
    • Combination of analog and digital microphones
  • ADC line and microphone differential input performance:
    • Dynamic range (DR):
      • 123dB, dynamic range enhancer (DRE) enabled
      • 113dB, DRE disabled
    • THD+N: –98dB
  • ADC channel summing mode, DR performance:
    • 116dB, DRE disabled, 2-channel summing
    • 119dB, DRE disabled, 4-channel summing
  • ADC input voltage:
    • Differential, 2VRMS full-scale inputs
    • Single-ended, 1VRMS full-scale inputs
  • ADC sample rate (fS) = 8kHz to 768kHz
  • Programmable channel settings:
    • Channel gain: 0dB to 42dB, 1dB steps
    • Digital volume control: –100dB to 27dB
    • Gain calibration with 0.1dB resolution
    • Phase calibration with 163ns resolution
  • Programmable microphone bias or supply voltage generation
  • Low-latency signal processing filter selection
  • Programmable HPF and biquad digital filters
  • Automatic gain controller (AGC)
  • I2C or SPI controls
  • Integrated high-performance audio PLL
  • Automatic clock divider setting configurations
  • Audio serial data interface:
    • Format: TDM, I2S, or left-justified (LJ)
    • Word length: 16 bits, 20 bits, 24 bits, or 32 bits
    • Controller or target interface
  • Single-supply operation: 3.3V or 1.8V
  • I/O-supply operation: 3.3V or 1.8V
  • Power consumption for 1.8-V AVDD supply:
    • 8.5mW/channel at 16kHz sample rate
    • 9.2mW/channel at 48kHz sample rate

The PCM6140-Q1 is a Burr-Brown™ high-performance, audio analog-to-digital converter (ADC) that supports simultaneous sampling of up to four analog channelsor eight digital channels for the pulse density modulation (PDM) microphone input. The device supports line and microphone inputs, and allows for both single-ended and differential input configurations. The device integrates programable channel gain, digital volume control, a programmable microphone bias voltage, a phase-locked loop (PLL), a programmable high-pass filter (HPF), biquad filters, low-latency filter modes, and allows for sample rates up to 768kHz, and allows for sample rates up to 192kHz. The device supports time-division multiplexing (TDM), I2S, or left-justified (LJ) audio formats, and can be controlled with either the I2C or SPI. These integrated high-performance features, along with the ability to be powered from a single-supply of 3.3V or 1.8V, make the device an excellent choice for space-constrained audio systems in far-field microphone recording applications.

The PCM6140-Q1 is specified from –40°C to +125°C, and is offered in a 24-pin VQFN package.

The PCM6140-Q1 is a Burr-Brown™ high-performance, audio analog-to-digital converter (ADC) that supports simultaneous sampling of up to four analog channelsor eight digital channels for the pulse density modulation (PDM) microphone input. The device supports line and microphone inputs, and allows for both single-ended and differential input configurations. The device integrates programable channel gain, digital volume control, a programmable microphone bias voltage, a phase-locked loop (PLL), a programmable high-pass filter (HPF), biquad filters, low-latency filter modes, and allows for sample rates up to 768kHz, and allows for sample rates up to 192kHz. The device supports time-division multiplexing (TDM), I2S, or left-justified (LJ) audio formats, and can be controlled with either the I2C or SPI. These integrated high-performance features, along with the ability to be powered from a single-supply of 3.3V or 1.8V, make the device an excellent choice for space-constrained audio systems in far-field microphone recording applications.

The PCM6140-Q1 is specified from –40°C to +125°C, and is offered in a 24-pin VQFN package.

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Documentación técnica

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* Data sheet PCM6140-Q1 Quad-Channel, 768kHz, Burr-BrownTM Audio ADC datasheet PDF | HTML 25 mar 2024
Application note TLV320ADCx140/PCMx140-Q1 Programmable Biquad Filter Configuration and Applications (Rev. B) PDF | HTML 12 dic 2023
Application note Using the Dynamic Range Enhancer in TLV320ADC5140/6140 and PCM5140-Q1/PCM6140-Q1 (Rev. A) PDF | HTML 11 dic 2023

Diseño y desarrollo

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Placa de evaluación

PCMX140Q1EVM-PDK — Módulo de evaluación de PCMx140-Q1 para ADC de audio Burr-Brown™ de canal estéreo de 768 kHz

El PCMx140EVM-PDK es un módulo de evaluación (EVM) que permite al usuario probar las capacidades de la familia de dispositivos PCMx140-Q1, que es un convertidor de señal analógica a digital (ADC) de audio de canal cuádruple y alto rendimiento. El PCMx140- Q1 está pensado para sistemas activados (...)
Guía del usuario: PDF | HTML
Software de aplicación y estructura

PUREPATHCONSOLE — Conjunto de aplicaciones de desarrollo gráfico de consola PurePath™ para diseño y desarrollo de sist

PurePath™ Console is a highly integrated and easy-to-use audio development suite designed specifically to simplify the evaluation, configuration and debug process associated with the development of audio products. Watch how easy it is to use the PurePath™ Console 3 software.
PurePath Console’s (...)
Herramienta de simulación

PSPICE-FOR-TI — PSpice® para herramienta de diseño y simulación de TI

PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
Paquete Pasadores Descargar
VQFN (RGE) 24 Ver opciones

Pedidos y calidad

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  • Acabado de plomo/material de la bola
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  • Estimaciones de tiempo medio entre fallas (MTBF)/fallas en el tiempo (FIT)
  • Contenido del material
  • Resumen de calificaciones
  • Monitoreo continuo de confiabilidad
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  • Lugar de fabricación
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