FEATURES
AC97 Rev 2.2 compatible stereo codec
- DAC SNR 94dB, THD 85dB
- ADC SNR 87dB, THD 86dB
- Variable Rate Audio, supports all WinCE sample rates
- Tone Control, Bass Boost and 3D Enhancement
On-chip 45mW headphone driver
On-chip 400mW mono or stereo speaker drivers
Stereo, mono or differential microphone input
- Automatic Level Control (ALC)
- Mic insert and mic button press detection
Auxiliary mono DAC (ring tone or DC level generation)
Seamless interface to wireless chipset
Additional PCM/I2S interface to support voice CODEC
PLL derived audio clocks.
Supports input clock ranging from 2.048MHz to 78.6MHz
1.8V to 3.6V supplies (digital down to 1.62V, speaker up to
4.2V)
7x7mm 48-lead QFN package
APPLICATIONS
Personal Digital Assistants (PDA) with or without phone
Smartphones
Handheld and Tablet Computers
WM9714LGEFL---AC 97 Audio CODEC ,wolfson ic .