AT73C213_14 Datasheet, PDF (32/37 Pages) ATMEL Corporation – Supply Input from Main Li-Ion Battery

11. Application Diagram
Figure 11-1. Application Using One Li-Ion Battery
3.6 V
Battery
(Li-Ion or 3 x NiMh or
NiCd)
22u
100n C16
PAINN
VBAT
CBP
8 Ohm
Loudspeaker
C7
8
HPP
Audio PA
HPN
stereo
line input
(e.g. FM Radio)
32 Ohm
Headset
or Line Out
R
L
32
32
mono
differential
input
200
C15 ^R1
LPHN
PAINP
470n
470n
C12 _C8
470n ^C3
mono input
(+)
470n _470n
mono input
(-)
C1
470n
MONOP
MONON
LINER
LINEL
AUXP
AUXN
C6
C4
HSR
100u C5
HSL
100u
10u
INGND
C10
GNDB
AT73C213
VDIG
100n
AVDD
100n
AVDDHS
10µF
2.8V from LDO
C17
2.8V from LDO
C18
C19
REF
C9
VREF
10u
C11
VCM
DIG
10u
SPI_DOUT
SPI_DIN
SPI_CLK
SPI_CSB
Audio
DAC
SMODE
RSTB
MCLK
SDIN
LRFS
BCLK
SPI
Reset active low
I2S
GNDD
32 AT73C213
2744B–PMAAC–11-Apr-08