LinkIt 2523 HDK v11 User's Guide
© 2015 - 2016 MediaTek Inc.
Page 60 of 82
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Figure 39. CONNECTIVITY_GPS_MT2523G
Note: 60-2
The gain of class-D amplifier is set to 12dB (4V/V);
Note 60-2:
Note: 60-3
Note: 60-3
AMIC
Note 60-3: ESD diodes are for ehnhacement proposal; also could be cost reduction.
Note: 60-3
Note: 60-3
C6017
C / 1 / uF / 0402
2
1
C6004
C / 33 / pF / 0402 / NC
R6005
R / 100 / ohm / 0402
ESD6006
ESD5Z5.0T1G
A
K
E
S
D
60
04
E
S
D
5Z
5.
0T
1G
A
K
C6021
C / 100 / nF / 0402
2
1
C6010
C / 33 / pF / 0402 / NC
BEAD6001
L / BLM15AG100SN1 / 0402
2
1
R6014
R / 0 / ohm / 0402
1
2
R6016
R / 0 / ohm / 0402
1
2
C6001
C / 100 / nF / 0402
TP6001
NC
1
C6006
C / 100 / pF / 0402 / NC
C6009
C / 33 / pF / 0402 / NC
R
600
8
R
/
4
70
/
oh
m
/
040
2
R6015
R / 0 / ohm / 0402
1
2
TP6003
MIC6001
MIC / SPU0410HR5H-PB
FILTER/SMD/SPU0410HR5H-PB
OUT
4
GND
2
GND
3
VDD
1
C6018
C / 100 / nF / 0402
2
1
C6003
C / 33 / pF / 0402 / NC
ESD6001
ESD5451NKM / NC
A
K
R6019
R / 0 / ohm / 0402
1
2
TP6004
R6004
R / 1 / K / 0402
C6025
C / 22 / uF / 0402
C6007
C / 22 / uF / 0402
C6014
C / 33 / pF / 0402
2
1
C6019
C / 4.7 / uF / 0402 / X5R
2
1
R6013
R / 300 / K / 0402 / NC
1
2
C6024
C / 33 / pF / 0402
2
1
R6017
R / 0 / ohm / 0402 / NC
1
2
C6015
C / 33 / pF / 0402
2
1
ESD6002
ESD5451NKM / NC
A
K
C6005
C / 4.7 / uF / 0603
R
600
7
R
/
4
70
/
K
/
04
02
1
2
R6010
R / 47 / K / 0402
1
2
R
600
9
R
/
4
70
/
oh
m
/
040
2
U6001
U / TPA2010D1
VDD
B1
IN+
A1
IN-
C1
SHUNTDOWN
C2
PVDD
B2
GND
A2
GND
B3
VO-
A3
VO+
C3
XMIC
R6018
R / 0 / ohm / 0402 / NC
1
2
C6012
C / 100 / nF / 0402
2
1
E
S
D
60
05
E
S
D
5Z
5.
0T
1G
A
K
R6020
R / 0 / ohm / 0402
1
2
CON6001
JACK_CON/5P/EJ-3699M-GP
AUDIOJACK/5P/SMD/EJ-3699M-GP
1
2
3
5
4
C6013
C / 100 / pF / 0402
2
1
C6011
C / 33 / pF / 0402 / NC
R6006
R / 100 / ohm / 0402
E
S
D
60
03
E
S
D
5Z
5.
0T
1G
A
K
R6011
R / 75 / K / 0402
1
2
C6016
C / 1 / uF / 0402
2
1
R6003
R / 0 / ohm / 0402 / NC
1
2
R6012
R / 75 / K / 0402
1
2
R6001
R / 1.5 / K / 0402
C6023
C / 100 / pF / 0402
2
1
C6022
C / 33 / pF / 0402
2
1
C6008
C / 33 / pF / 0402 / NC
C6002
C / 100 / nF / 0402
R6002
R / 0 / ohm / 0402 / NC
1
2
C6020
C / 100 / nF / 0402
2
1
AU_MICBIAS0
VIO28
AU_MICBIAS0
VBAT
EAR_EINT
[10,93]
AU_HPR
[11]
AU_HPL
[11]
AU_HSP
[11]
AU_HSN
[11]
SPK_AMP_PDN
[10]
AU_VIN0_N
[11]
AU_VIN0_P
[11]
AU_VIN1_N
[11]
ACCDET
[11]
AU_VIN1_P
[11]
Speaker is an optional component
Note 60-4:
Note: 60-4
Title
Size
Date:
Sheet
of
MediaTek HDK MT2523G
60_PERI_Audio_IO
C
60
99
Thursday , March 31, 2016
SPK1
SPK / 2403-260-00071-190-EN
SPEAKER/SMD/2403-260-00071/WS3330
1
2
AU_SPKN
AU_SPKP
AU_SPK_N
AU_SPK_P
Speaker
R6021
R / 0 / ohm / 0402
1
2
R6022
R / 0 / ohm / 0402
1
2
R6023
R / 0 / ohm / 0402
1
2
Schematic design notice of "60_PERI_Audio_IO" page.
Note 60-1:
JACK_GND
Note: 60-1
Note: 60-1
The GND of headset microphone and Headset earphone
In shielding
XMIC_SLT
XMP3_R_SLT
XMP3_L
XMP3_R
XMIC
XMP3_R
R6024
R / 0 / ohm / 0402
1
2
R6025
R / 0 / ohm / 0402
1
2
XMP3_L
Headset earphone
Headset microphone
default open
XMP3_L_SLT
JACK_GND
EAR_EINT_1
should be connected together first, then connected to main GND.
SHORT6001
SHORT / NC-MMD-L6-4MIL
1
2