Thales Gemalto AGS2-E - Page 33

Audio Codec Adapter Setup for Cinterion
®
Modules
6 Appendix C - NAU8822 Codec Adapter Schematics
33
 audio_codec_adapter_setup_v04 2019-10-16
Confidential / Released
Page 33 of 34
Figure 22: NAU8822 codec adapter board schematics (sheet 4)
4u7
C410
100u
C411
X400
1
2
3
4
100u
C412
GND
4u7
C400
10n
C405
10n
C406
10n
C407
GND
GND GND
AC_MICBIAS
AC_RSPKOUT
AC_LSPKOUT
AC_LSPKOUT
AC_RSPKOUT
JIS C 6560
JIS C 6560
X401
1
2
3
4
JIS C 6560
JIS C 6560
X402
1
2
3
4
JIS C 6560
JIS C 6560
X403
1
2
3
4
JIS C 6560
JIS C 6560
X404
1
2
3
4
0R
R423
0R
R425
0R
R424
0R
R422
0R
R431
0R
R426
0R
R432
0R
R427
0R
R430
0R
R428
0R
R429
0R
R420
0R
R421
GND
GND
AC_MICBIAS
GND
100u
C401
100u
C402
GND
0R
R410
0R
R411
0R
R412
0R
R415
0R
R416
0R
R409
0R
R408
0R
R407
0R
R406
1k
R404
1k
R403
2k2
R400
2k2
R402
2k2
R405
470R
R401
1u
C408
1u
C409
1u
C404
1u
C403
0R
R413
2k2
R414
GND
33p
C420
33p
C421
33p
C422
33p
C423
33p
C424
33p
C425
33p
C426
33p
C427
33p
C428
33p
C429
33p
C430
33p
C431
GND GNDGND
GNDGND
GNDGND
GNDGND
GND GNDGND
AC_LMICN
AC_LMICP
AC_RMICP
AC_RMICN
AC_RHP
AC_LHP
+5V0
MIC1P
MIC1N
??
DUMMY
DUMMY
DUMMY
DUMMY
DUMMY
Westernbuchse
Left MIC
Right MIC
Handset
Speaker
Headphone
ANALOG AUDIO
DUMMY