WM8731SEDS/RV by Cirrus Logic | Audio CODECs | Avnet ASIA
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WM8731SEDS/RV

Cirrus Logic

Audio Codec 2ADC /2 DAC 24-Bit 28-Pin SSOP T/R

Manufacturer Part #: WM8731SEDS/RV

Alternate Part #: WM8731SEDS/RV


RoHS Compliant

Descriptions

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Information

The WM8731 is a low power stereo codecs with an integrated headphone driver. The WM8731 is designed specifically for portable MP3 audio and speech players and recorders. The WM8731 is also ideal for MD, CD-RW machines and DAT recorders.

Key Features

  • Stereo Audio Codec with Integrated Headphone Driver (50mW on 16W @ 3.3V)
  • 1.42 – 3.6V Digital Supply
  • 2.7 – 3.6V analog Supply (standard)
  • 1.8 – 3.6V analog Supply (’L’ version)
  • Playback Mode Power Consumption < 18mW
  • 100dB SNR (‘A’ weighted @ 48kHz) DAC
  • 90dB SNR (‘A’ weighted @ 48kHz) ADC
  • Sampling Frequency: 8kHz – 96kHz
  • Master or Slave Clocking Mode
  • USB clocking mode can generate all common MP3 sample rates (incl. 441.kHz) directly from USB clock
  • Output Volume and Mute Controls
  • Microphone Input and Electret Bias with Side Tone Mixer
  • Selectable ADC High Pass Filter
  • 2 or three-wire MPU Serial Control Interface
  • Programmable Audio Data Interface Modes
  • 28-Pin SSOP Package

Technical Attributes

Description
Value
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Number of ADCs
2
Number of Channels
2ADC /2 DAC
Number of DAC Outputs
2
Number of ADC Inputs
2
Number of DACs
2
Type
PCM
Mounting
Surface Mount
Operating Temperature
-40 to 85 °C
Operating Supply Voltage
3.3 V
ADC/DAC Resolution
24 Bit
MSL Level
3
Pin Count
28
Sampling Rate
96 ksps
Product Dimensions
10.2 x 5.3 x 1.75
Supplier Package
SSOP
Max Processing Temp
260
Screening Level
Industrial

ECCN / UNSPSC

Description
Value
ECCN:
EAR99
SCHEDULE B:
8542390000
UNSPSC:
32101668
UNSPSC VERSION:
V15.1101
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