Ads1256Evm Bill Of Materials - Texas Instruments ADS1256EVM-PDK User Manual

Schematics and Layout
10 Schematics and Layout
A schematic for the ADS1256EVM is appended to this user's guide. The bill of materials is provided in
Table 12. Figure 37
Item No Qty Value
1 1 10kΩ
2 2 47kΩ
3 3 100Ω
4 1 100kΩ
5 2 18pF
6 2 0.1μF
7 2 1μF
8 2 4.7μF
9 1 100μF
10 4 10nF
11 1
12 1
13 1
14 1
15 2
16 2
17 1
18 1
19 3
20 1
21 1
22 1
23 1
24 3
25 1
26 1
27 8
Not
Installed
Not 1
Installed
38
ADS1256EVM and ADS1256EVM-PDK
through Figure 40 illustrate the ADS1256EVM printed circuit board (PCB) layouts.
Table 12. ADS1256EVM Bill of Materials
Ref Des
R1 1/10W 5% chip resistor
R2, R3 1/10W 5% chip resistor
RA1, RA2, RA3 Resistor array, eight terminal,
four resistor
RA4 Resistor array, eight terminal,
four resistor
C21. C22 50V ceramic chip capacitor, ±5%,
C0G
C23, C24 16V ceramic chip capacitor,
±10%, X7R
C3, C18 16V ceramic chip, ±10%, X7R
C19, C20 6.3V ceramic chip ±20%, X5R
C4 10V low ESR tantalum capacitor,
±20%
C1, C2, C7, C10 16V PPS chip capacitor, ±2%
U1 Analog to digital converter
U2 Operational amplifier
U3 +2.5V voltage reference
U4 2
256K I C EEPROM
J1A, J2A 20 pin SMT plug
J1B, J2B 20 pin SMT socket
J3A 10 pin SMT plug
J3B 10 pin SMT socket
J6, J7, J8 Three-position header, 0 .1
spacing
J5 Four-position header, 0 .1in
spacing
J4 2 x 2 position header, 0.1in
spacing
J10 2 x 3 position header, 0.1in
spacing
N/A ADS1256EVM PWB
S1, S2, S3 DP3T Switch
S4 SPDT Switch
X1 Crystal, SMD
N/A Jumper top
C5, C6, C8, C9, C11,
C12,C13, C14, C15,
C16, C17
J9 1×2 Position header, 0.1"
spacing
Copyright © 2003–2018, Texas Instruments Incorporated
Description Vendor
Panasonic
Panasonic
Panasonic
Texas Instruments
Texas nstruments
Texas Instruments
Microchip
Samtec
Samtec
Samtec
Samtec
Samtec
Samtec
Samtec
Samtec
Texas Instruments
E-Switch
Samtec
Samtec
SBAU090E – November 2003 – Revised November 2018
www.ti.com
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