Texas Instruments ADCx120Q1EVM-PDK, Руководство пользователя

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7 Schematic and Bill of Materials
7.1 ADCx120Q1EVM-PDK Schematic and Bill of Materials
This section provides the schematics and bill of materials (BOM) for the ADCx120Q1EVM-PDK.
7.1.1 ADCx120Q1EVM-PDK Schematic
Figure 7-1 shows the schematics for the ADCx120Q1EVM-PDK.
DC133
GND GND
AVDD IOVDD
GND
GND
GND
GND
16V
0.1uF
C11
16V
0.1uF
C10
SDOUT
BCLK
FSYNC
GPIO1
MICBIAS
GND
IN1P_J
IN1M_J
IN2P
IN2M
16V
0.1uF
C15
16V
0.1uF
C17
GND GND GND GND 16V
1uF
C26
GND
GND
GPIO1
GND
MCLK
GPIO1 Selection
GPIO1
VREF AREG DREG
TP1
IN1P
TP2
IN1M
TP3
IN2P
TP4
IN2M
GPIO1 is optional for MCLK or INTz
GND
TLV320ADCx120 CIRCUIT
IN2P_GPI1
IN2M_GPO1
MICBIAS_GPI2
IOVDD-MB IOVDD
GND
TP9
GND
TP14
GND
GND
TP12
MICBIAS
MICBIAS
TP8
AVDD
DNP
AVDD
TP13
IOVDD
DNP
IOVDD
Power Test Points
VREF AREG
DREG
TP6
AREG
TP7
DREG
TP11
VREF
SCL
SDA
MICBIAS
IN1P_J
IN1M_J
GND
AMIC1P
AMIC1M
J13
GND
16V
0.1uF
C21
On-Board Microphone
SCL
SDA
SS0
SCLK
MISO
MOSI
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
33 34
35 36
37 38
39 40
4
1
4
2
4
3
4
4
J18
GND
+5V
IOVDD-MB
DIN1
SDOUT
MCLK
BCLK
FSYNC
DIN2
DOUT2
GPO2
GPI2
GND GND
DIN3
DIN4
DOUT3
DOUT4
SS1
Connector to AC-MB
TP5
IOVDD-MB
TP10
+5V
+5V IOVDD-MB
RSTz
Power
Power LED
A0
1
A1
2
A2
3
VSS
4
SDA
5
SCL
6
WP
7
VCC
8
U5
24LC512-I/ST
IOVDD-MB IOVDD-MB
SCL
SDA
2.2k
R13
16V
0.1uF
C19
GND
GND GND
EEPROM for Firmware ID
2.2k
R16
IOVDD-MB
2.2k
R17
Main
Digital Signal Test Points
SDOUT
MCLK
BCLK
FSYNC SCL
SDA
TP17
SDOUT
TP15
FSYNC
TP16
BCLK
TP18
MCLK
TP19
SCL
TP20
SDA
GPIO1
TP22
GPIO1
From Motherboard
From DUT
To DUT
Jumper Description
J14
Designator Function
MICBIAS Connection to On-Board Mic
IN1P Connection to On-Board Mic
IN1M Connection to On-Board Mic
J15
J16
J5-J12
Capacitor Bypass for direct connection from
DUT input pins to input terminals
Designator Function
Connection to DUT GPO J13
16V
1uF
C2
16V
1uF
C3
16V
1uF
C4
16V
1uF
C5
16V
1uF
C13
10V
10uF
C16
10V
10uF
C18
10V
10uF
C9
16V
1uF
C14
AVDD
16
IOVDD
9
IN1M
2
IN1P
1
IN2M_GPO1
4
IN2P_GPI1
3
AREG
17
BCLK
7
DREG
14
FSYNC
8
GPIO1
11
MICBIAS_GPI2
19
SCL
13
SDA
12
SDOUT
6
VREF
18
Thermal_Pad(VSS)
21
VSS
5
VSS
10
VSS
15
VSS
20
PCM3120QRTERQ1
U1
AVDD
GND
VDD
5
CLK
4
DATA
1
SELECT
2
GND
3
MK2
MMICT5818-00-012
J12
GND
16V
0.1uF
C20
On-Board Microphone
33 R5
0
R6
0
R8
1
2
3
J8
AVDD
GND
1
2
3
4
J3
1
2
3
4
J1
GPO1
1 2
J9
+3.3V
+1.8V
GND GND
GND GND
16V
1µF
C1
+5V
16V
1µF
C7
16V
1µF
C8
5V to 3.3V/1.8V LDO
1 2
J14
1 2 3
J11
AVDD
+3.3V +1.8V
GPI1
GPI1
GND
2
1 6
Q1A
SI1035X-T1-GE3
5
4
3
Q1B
SI1035X-T1-GE3
Red
1
2
D2
LTST-C150CKT
5.1k
R12
10k
R14
442
R15
GND
+3.3V IOVDD
16V
1uF
C6
DNP
GND
EN1
1
IN
2
EN2
3
GND
4
OUT2
5
OUT1
6
TLV7103318QDSERQ1
U2
IN1P
IN1M
GPO1
IN2M_GPO1
1
2
3
4
J2
J5
J4
J6
1 2 3
J7
J17
J16
J15
J19
GPI2
0
R4
DNP
GND
0
R3
DNP
GND
0
R7
DNP
MICBIAS
0
R2
DNP
VDD
1
2
3
GND
4
MK1
ICS-40740
Green
1
2
D1
442
R18
AVDD
GND
Green
1
2
D3
IOVDD
GND
IOVDD
AVDD AVDD
1
2
3
Q2
BSS138W
442
R19
10.0k
R1
MICBIAS
INTz
1
2
J10
ED555/2DS
0
R10
0
R11
DNP
33
R9
Figure 7-1. ADCx120Q1EVM-PDK Schematics
Schematic and Bill of Materials www.ti.com
20 ADCx120Q1EVM-PDK, PCMD3140Q1EVM-PDK Evaluation Module SBAU398 – MARCH 2022
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