Texas Instruments PurePath Digital TAS5342DDV6EVM User Manual page 32

5
POWER SUPPLIES AND EEPROM
D
C
B
A
5
4
J901 J901
1
2
C900 C900 C901 C901 C952 C952
3 100nF 100nF 10nF 10nF 100nF 100nF
0805 0805 0805 0805 0805 0805
4 50V 50V 50V 50V 50V 50V
0805 0805 0805 0805 0805 0805
Header Header R900 R900 R951 R951
3.30R 3.30R 3.30R 3.30R
0805 0805 0805 0805
GND
GND GND
LAYOUT NOTE: LAYOUT NOTE:
EMI SNUBBER EMI SNUBBER
PLACE TO THE PLACE TO THE
RIGHT OF U100 LEFT OF U100
PVDD FILTER
+5V
+5V
C925 C925 C922 C922
47uF 47uF 100nF 100nF
GND GND
+3.3 V POWER SUPPLY
/RESET_MODULATOR
GND
POWER ON RESET
+3.3V
R910 R910
Not Used Not Used
R911 R911
Not Used Not Used
GND GND
EEPROM FOR INPUT MICRO BOARD
4
3
PVDD
C953 C953 C954 C954 C955 C955 R901 R901
10nF 10nF 100nF 100nF 10nF 10nF 10.0k 10.0k
0805 0805 0805 0805 0805 0805 1206 1206
50V 50V 50V 50V 50V 50V
0805 0805 0805 0805 0805 0805
R952 R952
3.30R 3.30R GND
0805 0805
GND
LAYOUT NOTE:
EMI SNUBBER
PLACE NEAR
J901 PIN 1
+3.3V
U907 U907
3 2
IN OUT +3.3V
4
OUT
C923 C923 C924 C924
TLV1117-33C TLV1117-33C 100nF 100nF 47uF 47uF
GND GND GND
+3.3V
U908 U908
1 5
RESET VDD
2
GND
3 4
RESET MR /RESET
TPS3825-33 TPS3825-33
+3.3V
C911 C911
1 2
U910 U910
1 8
A0 VCC Not Used Not Used
GND
R912 R912
2 7 1 2
A1 WP
Not Used Not Used
3 6
SCL-B
A2 SCL
4 5
SDA-B
VSS SDA
Not Used Not Used
3
2
PVDD
PVDD
J902 J902
1
2
3
/RESET
4
5
PSVC
Header Header
GND
PSVC INTERFACE
2
1
D
C
B
A
/PSU /PSU /PSU Parts List 2.00 Parts List 2.00 Parts List 2.00
AUDIO/IMAGING GROUP AUDIO/IMAGING GROUP AUDIO/IMAGING GROUP
TI TI TI
Home Audio Amplifiers Home Audio Amplifiers Home Audio Amplifiers
ALL RIGHTS RESERVED ALL RIGHTS RESERVED ALL RIGHTS RESERVED
TEXAS INSTRUMENTS INCORPORATED TEXAS INSTRUMENTS INCORPORATED TEXAS INSTRUMENTS INCORPORATED
Project: Project: Project: TAS5342DDV6EVM TAS5342DDV6EVM TAS5342DDV6EVM
Rev: Rev: Rev: 2.00 2.00 2.00
Page Title: Page Title: Page Title: PSU & EEPROM PSU & EEPROM PSU & EEPROM Size: Size: Size: A2 A2 A2
File Name: File Name: File Name: A820-SCH-001.DSN A820-SCH-001.DSN A820-SCH-001.DSN Engineer: Engineer: Engineer: Jonas L. Holm Jonas L. Holm Jonas L. Holm
Date: Date: Date: Tuesday, November 06, 2007 Tuesday, November 06, 2007 Tuesday, November 06, 2007 Page: Page: Page: 7 7 7 of of of 8 8 8
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