Cs4207 – Cirrus Logic CS4207 User Manual
Page 12
12
DS880F4
CS4207
* Capacitors must be C0G or equivalent
Speaker Driver
2200 pF
560
*
Speaker Driver
2200 pF
560
*
560
560
1 µF
VREF+
0.1 µF
HP_GND(Thermal Pad)
VL_HD
0.1 µF
+1.5 V to +3.3 V
RESET#
SDI
BITCLK
SYNC
VA
MICIN_L+
SDO
CS4207
MICBIAS
HPOUT_L
HPOUT_R
LINEIN_L+
Left Mic In
LINEIN_C-
R
L
The value of R
L
is dictated by
the microphone cartridge.
HD Audio
Bus
Left Headphone
LINEIN_R+
Right Mic In
FLYP
VHP_FILT+
2.2 µF
Microphone Bias
1 µF
0.47 µF
10 µF
**
**
* *Use low ESR
ceramic capacitors.
LINEOUT_L1+
LINEOUT_L1-
Right Headphone
LINEOUT_R1+
LINEOUT_R1-
0.1 µF
33
MICIN_L-
1 µF
R
L
MICIN_R+
LINEOUT_L2+
LINEOUT_L2-
LINEOUT_R2+
LINEOUT_R2-
GPIO2
GPIO2
GPIO3
GPIO3
SENSE_A
SENSE_A
HPREF
0.1 µF
33
Headphone Ground
+3.3 V
VA_HP
2.2 µF
**
FLYN
VHP_FILT-
+1.8 V
0.1 µF
VD
+3.3 V
AGND
10 µF
0.1 µF
**
VL_IF
0.1 µF
+3.3 V
FLYC
VCOM
10 µF
MICIN_R-
Left Analog Input
1 µF
1800 pF
*
1 µF
Right Analog Input
1 µF
1800 pF
*
SPDIF_IN
SPDIF_OUT1
S/PDIF TX 1
S/PDIF RX
DMIC_SDA1
D-Mic In 1
D-Mic In 2 / S/PDIF TX 2
DMIC_SCL
D-Mic Clk
DMIC_SDA2/
SPDIF_OUT2
10 µF
VBIAS
+
VA_REF
0.1 µF
+3.3 V
Figure 2. Typical Connection Diagram - Portable System
*** See
***