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Table 4. DAC8234EVM Bill of Materials

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Item No. Qty Ref Des Description Vendor Mfr Part Number

1 1 N/A Printed wiring board Texas Instruments 6508538

2 6 C1, C6, C10, Capacitor ceramic, 1.0μF 16V X5R TDK C1608X5R1C105K

C11, C14, C15 10% 0603

3 7 C2, C3, C4, Capacitor ceramic 10μF 25V X5R MuRata GRM31CR61E106KA12L

C5, C7, C8, 1206 10%

4 4 C12, C13, Capacitor ceramic 10μF 10V 0603 Panasonic ECJ-1VB1A106M

C16, C17 X5R 20%

5 0 D1 Not installed N/A N/A

6 3 JP1, JP6, JP7 Header strip, 3-pin (1x3) Samtec TSW-103-07-L-S

7 5 JP2, JP3, JP4, Header strip, 2-pin (1x2) Samtec TSW-102-07-L-S

JP5, JP9

8 1 JP8 Header strip, 6-pin (2x3) Samtec TSW-103-07-L-D

9 2 J1A, J2A 10-pin, dual row, SM header (20 Pos.) Samtec TSM-110-01-T-DV-P

(Top Side)

10 0 J1B Not installed N/A N/A

(Bottom Side)

11 1 J2B 10-pin, dual row, SM header (20 Pos.) Samtec SSW-110-22-F-D-VS-K

(Bottom Side)

12 1 J3A 5-pin, dual row, SM header (10 Pos.) Samtec TSM-105-01-T-DV-P

(Top Side)

13 1 J3B

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5-pin, dual row, SM header (10 Pos.) Samtec SSW-105-22-F-D-VS-K

(Bottom Side)

14 0 J4 Not installed N/A N/A

15 5 R1, R2, R3, Resistor 33 Ω 1/10W 5% 0603 SMD Panasonic ERJ-3GEYJ330V

R4, R5

16 6 R6, R7, R8, Resistor 10 kΩ 1/10W 5% 0603 SMD Yageo RC0603JR-0710KL

R9, R10, R11

17 2 R12, R13 Resistor 1.0 kΩ 1/10W 5% 0603 SMD Panasonic ERJ-3GEYJ102V

18 2 R14, R15 Resistor 1.0 Ω 1/10W 5% 0603 Panasonic ERJ-3GEYJ1R0V

19 1 R16 Resistor 200K OHM 1/10W 1% 0603 Panasonic ERJ-3EKF2003V

SMD

20 1 S1 Switch dip tape 4 pos. C&K TDA04H0SB1R

21 2 S2, S3 SW Slide ultra mini sp3t Top Act NKK SS14MDP2

22 3 TP1, TP2, TP3 Test point - single .025 pin, red Keystone 5000

23 2 TP4, TP5 Test point - single .025 pin, black Keystone 5001

24 1 U1 Quad, 14-bit, high-accuracy DAC, Texas Instruments DAC8234SPFB

TQFP package

25 1 U2 OPA227, differential operational Texas Instruments OPA227UA

amplifier

26 1 U3 Single output, 8V voltage regulator Texas Instruments TL750L08CD

27 1 U4 Precision voltage reference 2.5V Texas Instruments REF5025AID

28 1 U5 Precision voltage reference 5.0V Texas Instruments REF5050AID

29 8 N/A 0.100 Shunt - Black Samtec SNT-100-BK-T

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Manufacturer and part number for items may be substituted with electrically equivalent items.

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J3B parts are not shown in the schematic diagram. J3B is installed on the bottom side of the PWB opposite to J3A.

SBAU160–October 2009 DAC8234EVM

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