WM9714L_06 WOLFSON [Wolfson Microelectronics plc], WM9714L_06 Datasheet - Page 90

• Manufacturer Part Number: WM9714L_06
• Description: AC 97 Audio CODEC
• Manufacturer: WOLFSON [Wolfson Microelectronics plc]

WM9714L
TYPICAL OUTPUT CONFIGURATIONS
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The WM9714L has three outputs capable of driving loads down to 16
HPL, HPR and MONO - and four outputs capable of driving loads down to 8
drivers) – SPKL, SPKR, OUT3 and OUT4. The combination of output drivers, mixers and mixer
inverters means that many output configurations can be supported. Below are some examples of
typical output configurations for smartphone applications.
STEREO SPEAKER
Figure 35 shows a typical output configuration for stereo speakers with headphones, ear speaker and
hands-free operation. The table shows suggested mixer outputs to select for each output PGA for a
given operating scenario. (Note the inverted mixer outputs can be achieved using the mixer output
inverters INV1 and INV2).
Figure 35 Stereo Speaker Output Configuration
(headphone / line drivers) –
PP Rev 3.0 June 2006
(loudspeaker / line
Pre-Production
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