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4 Schematic, PCB Layout, and Bill of Materials

This section contains the schematics, printed circuit board (PCB) layout diagrams, and a complete bill of materials for the DAC82002EVM.

4.1 Schematic

AGND

3.3V_PS

SCK_ISO

MOSI_ISO

VBUS

1

D-

2

D+

3

ID

4

GND

5

6

7

8

11

1

0

9

J2

L1

4.7µF

C7

D1

USB_VBUS

D2

D3

10.0

R8

10.0

R9

AGND

F

T

DI_X

S

CI

F

T

DI_X

S

CO

AGND

AGND

100pF

C5

470nF
25V

C6

AGND

AGND

SS_ISO

AGND

AGND

AGND

AGND

AGND

AGND

AGND

USB_VBUS

TP4

TP5

TP6

USB_VBUS

3.3V_PS

10uF

C18

AGND

4.7µF

C4

4.7µF

C36

3.3V_PS

3.3V_PS

TP14

TP15

TP16

TP17

TP18

TP19

AGND

TP20

TP7

USB_DM_N

USB_DP_P

1

2

3

U8A

4

5

6

U8B

10

8

9

U8C

VCC

14

GND

7

U8E

SCK_ISO

FTDI_SCLK

FTDI_SDIN

FTDI_SYNC

VDD

AGND

MOSI_ISO

SS_ISO

TP26
TP27

TP24
TP25

10k

R34

1

2

J13

FTDI_EN

FTDI_EN

FTDI_EN

FTDI_EN

11

12

13

U8D

AGND

100nF

C37

AGND

VDD

AGND

1

2

Y1

0

R11

100V
20pF

C14

100V
20pF

C15

IN

1

OUT

5

2

EN

3

NC

4

GND

U3

100nF

C2

100nF

C3

100nF

C8

10k

R5

100nF

C12

12.0k

R1

47.0k

R4

1.00M

R10

VCCIN

26

VCCIO

7

VOUT3V3

25

DCNF0

4

DCNF1

5

IO2

11

IO3

12

SS

32

SS0O

17

RESET

3

BCD_DET

31

DEBUGGER

1

DM

22

DP

23

EP

33

INTR/WAKEUP/GPIO3

16

MISO

9

MOSI

10

RREF

21

SCK

8

SCL/SS1O/GPIO0

13

SDA/SS2O/GPIO1

14

STEST_RST

2

SUSP_OUT/SS3O/GPIO2

15

VBUS_DET

30

VPP

29

XSCI

18

XSCO

19

AGND

27

DGND

6

DGND

28

UGND

20

UGND

24

U2

FT4222HQ-D-R

AGND

USB_DP_P
USB_DM_N

FTDI_XSCI
FTDI_XSCO

3.3V_PS

USB_VBUS

3.3V_PS

AGND

Figure 4-1. DAC82002EVM Schematic Page 1

www.ti.com

Schematic, PCB Layout, and Bill of Materials

SBAU401 – AUGUST 2022

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DAC82002EVM User's Guide

11

Copyright © 2022 Texas Instruments Incorporated

Содержание DAC82002EVM

Страница 1: ...commercial unbuffered voltage output DAC in a variety of configurations Throughout this document the terms evaluation board evaluation module and EVM are synonymous with the DAC82002EVM This document...

Страница 2: ...Connection Detection 9 Figure 3 6 Low Level Configuration Page 10 Figure 3 7 Low Level Configuration Page Options 10 Figure 4 1 DAC82002EVM Schematic Page 1 11 Figure 4 2 DAC82002EVM Schematic Page 2...

Страница 3: ...Contents of DAC82002EVM Kit Item Quantity DAC82002EVM evaluation board PCB 1 USB micro B plug to USB A plug cable 1 1 2 Related Documentation from Texas Instruments The following document provides inf...

Страница 4: ...folder After the software is downloaded navigate to the download folder and run the DAC82002EVM software installer executable file When the DAC82002EVM software is launched an installation dialog win...

Страница 5: ...nd drivers to the local machine Figure 2 2 shows the FTDI USB drivers installation window that is automatically launched after the DAC82002EVM software installation is complete Figure 2 2 FTDI USB Dri...

Страница 6: ...DAC82002EVM are crucial to the proper operation of the EVM Table 2 2 provides the details of the configurable jumper settings on the EVM Figure 4 1 defines the DAC82002EVM pin numbers Table 2 2 DAC82...

Страница 7: ...mplifiers with other options DAC82002 OPA 388 OPA 2328 OPA 2328 OPA 388 MUX VOUTA MUX USB FT4222 SPI External VDD VOUTB REF5025 2 5 V External VREF 3 3 V Figure 3 1 DAC82002EVM Hardware Simplified Sch...

Страница 8: ...5 C6 C2 C3 B2 B3 B6 100nF C13 100nF C20 100nF C27 100nF C30 100nF C32 100nF C35 0 R13 0 R15 0 R17 0 R18 0 R19 0 R20 0 R21 0 R24 0 R27 0 R30 0 R32 0 R16 VOUTA VREF 0 R28 AGND VOUTA VREF 0 R12 0 R23 0 R...

Страница 9: ...Figure 3 5 shows that if the onboard controller is connected correctly the status bar at the bottom of the screen displays CONNECTED If the controller is not properly connected or not connected at all...

Страница 10: ...en to the registers by entering a value in the value column of the GUI Figure 3 6 Low Level Configuration Page To store the values of the register map locally select Save Configuration under the File...

Страница 11: ..._ISO TP26 TP27 TP24 TP25 10k R34 1 2 J13 FTDI_EN FTDI_EN FTDI_EN FTDI_EN 11 12 13 U8D AGND 100nF C37 AGND VDD AGND 1 2 Y1 0 R11 100V 20pF C14 100V 20pF C15 IN 1 OUT 5 2 EN 3 NC 4 GND U3 100nF C2 100nF...

Страница 12: ...4 2 DAC82002EVM Schematic Page 2 Schematic PCB Layout and Bill of Materials www ti com 12 DAC82002EVM User s Guide SBAU401 AUGUST 2022 Submit Document Feedback Copyright 2022 Texas Instruments Incorp...

Страница 13: ...100nF C27 100nF C30 100nF C32 100nF C35 0 R13 0 R15 0 R17 0 R18 0 R19 0 R20 0 R21 0 R24 0 R27 0 R30 0 R32 0 R16 VOUTA VREF 0 R28 AGND VOUTA VREF 0 R12 0 R23 0 R29 0 R14 VOUTA VREF 0 R25 AGND VOUTB VRE...

Страница 14: ...igure 4 4 DAC82002EVM PCB Components Layout Schematic PCB Layout and Bill of Materials www ti com 14 DAC82002EVM User s Guide SBAU401 AUGUST 2022 Submit Document Feedback Copyright 2022 Texas Instrume...

Страница 15: ...ure 4 5 DAC82002EVM PCB Layers www ti com Schematic PCB Layout and Bill of Materials SBAU401 AUGUST 2022 Submit Document Feedback DAC82002EVM User s Guide 15 Copyright 2022 Texas Instruments Incorpora...

Страница 16: ...402 402 C0402C102J3RACTU Kemet C38 C39 2 8 pF CAP CERM 8 pF 50 V 6 25 C0G NP0 0402 402 CC0402DRNPO9BN8R0 Yageo D1 D2 D3 3 24 V PulseGuard ESD suppressor 24 VDC SMT 0603 TVS diode PGB1010603MR Littelfu...

Страница 17: ...E Connectivity TP1 TP2 TP3 TP4 TP5 TP6 TP8 TP9 TP10 TP11 TP12 TP21 TP23 TP24 TP25 TP26 TP27 1 Test point miniature white TH White miniature test point 5002 Keystone TP7 TP20 1 Test point miniature red...

Страница 18: ...fter PW0014A large T and R PW0014A SN74LV4T125PWR Texas Instruments XU5 XU6 XU7 3 Socket DIP 8 2 54 mm pitch Socket DIP 8 2 54 mm pitch 4808 3004 CP 3M Y1 1 Crystal 12 MHz 30 ppm 18 pF SMD 11 4 mm 4 7...

Страница 19: ...ther than TI b the nonconformity resulted from User s design specifications or instructions for such EVMs or improper system design or c User has not paid on time Testing and other quality control tec...

Страница 20: ...These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not in...

Страница 21: ...instructions set forth by Radio Law of Japan which includes but is not limited to the instructions below with respect to EVMs which for the avoidance of doubt are stated strictly for convenience and s...

Страница 22: ...any interfaces electronic and or mechanical between the EVM and any human body are designed with suitable isolation and means to safely limit accessible leakage currents to minimize the risk of electr...

Страница 23: ...R DAMAGES ARE CLAIMED THE EXISTENCE OF MORE THAN ONE CLAIM SHALL NOT ENLARGE OR EXTEND THIS LIMIT 9 Return Policy Except as otherwise provided TI does not offer any refunds returns or exchanges Furthe...

Страница 24: ...change without notice TI grants you permission to use these resources only for development of an application that uses the TI products described in the resource Other reproduction and display of thes...

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