Datasheet Details
- Part number
- WM8721
- Manufacturer
- Wolfson Microelectronics plc
- File Size
- 337.57 KB
- Datasheet
- WM8721_WolfsonMicroelectronicsplc.pdf
- Description
- Internet Audio DAC with Integrated Headphone Driver
WM8721 Description
WM8721 Internet Audio DAC with Integrated Headphone Driver Product Preview, November 2000, Rev 1.3 .
The WM8721 is a low power stereo DAC with an integrated headphone driver.
WM8721 Features
* including volume controls, mutes, de-emphasis and extensive power management facilities. The device is available in a small 20pin SSOP package. A USB mode is provided where all audio rates can be derived from a simple 12MHz MCLK, saving on need for PLL or multiple crystals. FEATURES
* Audio
WM8721 Applications
* Portable MP3 Players
* CD and Minidisc Players
BLOCK DIAGRAM
CSB SDIN SCLK MODE AVDD VMID AGND
DACDAT (3) DACLRC (4)
BCLK (2)
(15) (16) (17) (14)
(11) (13) (12)
WM8721
CONTROL INTERFACE
DIGITAL FILTERS
DAC
+6 to -73dB 1 dB Steps
VOL/ MUTE
H/P DRIVER
DIGTAL AUDIO INTERFA
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