STMicroelectronics STM32L476 User Manual

Schematics UM1879 32/41 UM1879 Rev 4
Figure 17. Audio DAC and microphone MEMS
810
Audio Codec and Microphone MEMS
MB1184 C-01
6/15/2015
Title:
Size: Reference:
Date: Sheet: of
A4
Revision:
STM32L476G-D ISCOProject:
SAI 1_FS
SAI 1_SD
SAI 1_SC K
I2C1_SCL
I2C1_SDA
AUDIO _RS T
SAI1_MCK
3V
I2C address 0x94
2V5
3V
PE3
PB7
PB6
PE2
1
3
2
CN6
ST-225-02
I2C1_SCL
I2C1_SDA
SAI1_MCK
SAI 1_SC K
SAI 1_SD
SAI 1_FS
AUDIO_RST
SDA
1
SCL
2
A0
3
SPKR_OUTA+
4
VP
5
SPKR_OUTA-
6
SPKR_OUTB+
7
VP
8
SPKR_OUTB-
9
-VHPFILT
10
FLYN
11
FLYP
12
+VHP
13
HP/LINE_OUTB
14
HP/LINE_OUTA
15
VA
16
AGND
17
FILT+
18
VQ
19
TSTO
20
AIN4A
21
AIN4B
22
AIN3A
23
AIN3B
24
AIN2A
25
AIN2B
26
AFILTA
27
AFILTB
28
AIN1A
29
AIN1B
30
SPKR/HP
31
RESET
32
VL
33
VD
34
DGND
35
TSTO
36
MCLK
37
SCLK
38
SDIN
39
LRCK
40
GND/Thermal Pad
41
U13
CS43L22
C68
1uF_POL_10%_TANA
C65
100nF_X7R_10%_0402
R60
10K_1%_0402
C56
1uF_X5R_10%_0603
C66
1uF_X5R_10%_0603
C59
150pF_NPO_5%_0603
C58
100nF_X7R_10%_0402
C64
22nF_X7R_10%_0603
PE4
PE5
PE6
C53
150pF_NPO_5%_0603
C60
1uF_X5R_10%_0603
C50
100nF_X7R_10%_0402
C62
100nF_X7R_10%_0402
C51
100nF_X7R_10%_0402
C57
1uF_X5R_10%_0603
C52
100nF_X7R_10%_0402
R70
51_1%_0402
C63
22nF_X7R_10%_0603
R69
51_1%_0402
R76
0_5%_0402
3V
PE9
PE7
3V
AUDIO_DIN
AUDIO_CLK
AUDIO_DIN
AUDIO _CLK
C70
100nF_X7R_10%_0402
C69
100nF_X7R_10%_0402
R77
0_5%_0402
R75
[NA]
GND
5
LR
2
CLK
3
VDD
1
DOUT
4
U17
MP34DT01
GND

STMicroelectronics STM32L476 Specifications

General

Brand	STMicroelectronics
Model	STM32L476
Category	Motherboard
Language	English