WM8959 Wolfson Microelectronics Ltd., WM8959 Datasheet - Page 37
WM8959
Manufacturer Part Number
WM8959
Description
Mobile Multimedia DAC with Dual-mode Class AB/D Speaker Driver
Manufacturer
Wolfson Microelectronics Ltd.
Datasheet
1.WM8959.pdf
(155 pages)
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Figure 18 LIN1 or RIN1 as Line Inputs
Figure 20 LIN3 or RIN3 as Line Inputs
Figure 22 LIN4 and RIN4 as Rx Voice Inputs with Direct Low Power Path to Ear Speaker
Figure 23 LIN4 or RIN4 as Line Inputs
CODEC
Voice
Rx+
Rx-
RIN3/ GPI8
LIN3/ GPI7
RIN4/ RXP
LIN4/ RXN
RIN1
RIN2
LIN2
LIN1
-
+
-
+
-
+
-
+
RIN12
LIN12
LIN34
RIN34
en
+
+
-
-
and output
To input
mixers
Low power
Low power
voice path
voice path
to OUT3
to OUT4
Figure 19 LIN2 or RIN2 as Line Inputs
Figure 21 Fully Balanced Differential Input
OUT4 MIX
OUT3 MIX
SPKMIX
+
+
+
SPK
PP, May 2008, Rev 3.1
HP
HP
HP
HP
OUT3
OUT4
LOUT
SPKN
SPKP
ROUT
WM8959
Rx+
Rx-
handset ear
Differential
output to
speaker
37
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