Texas Instruments ADS1178EVM, Руководство пользователя, Страница: 33 / 52

www.ti.com
Schematics and Layout
Table 9. ADS1278EVM Bill of Materials (continued)
Item No. Qty Value Ref Des Description Vendor Part Number
24 1 0.47
µ
F C1 Capacitor, X5R Ceramic 0.47
µ
F
±
10%, TDK C1608X5R1A474KT
10WV, Size = 0603
25 2 1
µ
F C27, C81 Capacitor, X7R Ceramic 1
µ
F
±
10%, TDK C1608X7R1C105KT
16WV, Size = 0603
26 1 4.7
µ
F C25 Capacitor, X7R Ceramic 4.7
µ
F
±
10%, Murata GRM21BR61C475KA88L
6.3WV, Size = 0805
27 5 10
µ
F C21-C24, C82 Capacitor, X5R Ceramic 10
µ
F
±
20%, TDK C3216X5R1C106MT
16WV, Size = 1206
28 2 22
µ
F C30, C31 Capacitor, X5R Ceramic 22
µ
F
±
20%, TDK C3225X5R1C226MT
16WV, Size = 1210
29 1 100
µ
F C2 Capacitor, X5R Ceramic 100
µ
F
±
-20%, TDK C3225X5R0J107MT
6.3WV, Size = 1210
30 1 U4 Precision Delta-Sigma ADC, 8 Differential Texas ADS1278IPAP
Input Instruments (ADS1278EVM) or
ADS1178IPAP
(ADS1178EVM)
31 1 U2 Precision Voltage Reference, 2.5V Texas REF5025ID
Instruments
32 1 U3 Operational Amplifier, Dual Texas OPA2350EA
Instruments
33 1 U1 Precision Voltage Reference Texas REF3125AIDBZ
Instruments
34 8 U8-U15 Fully-Differential Amplifier Texas OPA1632DGN
Instruments
35 1 U19 Single, Inverter Texas SN74LVC1G04DBVR
Instruments
36 1 U20 Single, D Flip Flop Texas SN74LVC2G74DCTR
Instruments
35 1 U6 Single, 2-Line to 1 Data Texas SN74LVC2G157DCT
Selector/Multiplexer Instruments
36 1 U16 LDO Voltage Regulator, 1.8V, 200mA Texas TPS73018DBV
Instruments
37 1 U5 Dual Output 800mA dc/dc Switchboost Texas TPS65131RGET
Converter Instruments
38 2 U17, U18 Texas PCA9535RGE
16-Bit I
2
C I/O Expander
Instruments
39 1 U21 EEPROM, 1.8V, 256K Microchip 24AA256-I/ST
39 1 27MHz U7 3.3 V Oscillator CTS CB3LV-3I-27M0000
40 2 J5A, J9A 20-pin SMT Plug Samtec TSM-110-01-L-DV-P
41 2 J5B, J9B 20-pin SMT Socket Samtec SSW-110-22-F-D-VS-K
42 1 J3A 10-pin SMT Plug Samtec TSM-105-01-L-DV-P
43 1 J3B 10-pin SMT Socket Samtec SSW-105-22-F-D-VS-K
44 1 J2 Header Strip, 8-pin () Samtec TSW-104-07-L-D
45 1 J6 Header Strip, 4-pin () Samtec TSW-102-07-L-D
46 3 J4, J17, J18 Header Strip, 2-pin () Samtec TSW-102-07-L-S
47 4 J1, J15, J16, Header Strip, 4-pin () Samtec TSW-103-07-L-S
J19
48 2 J7, J8 Terminal Block 3.5mm 9-Position PCB On Shore ED555/9DS
Technology
49 1 N/A ADS1278EVM or ADS1178EVM PWB Texas 6492526 or 6487236
Instruments
50 2 D1, D2 Schottky Diode, 20V, 1A ON MBRM120LT1G
Semiconduct
or
51 5 J10-J14 Bus Wire (18-22 Gauge)
52 2 L1, L2 Inductor, 4.7
µ
H, 1.8A, 6x6mm, SMD EPCOS B82462G4472M
53 9 S1-S9 Switch, Mini Slide, DPDT NKK SS22SDP2
54 1 S10 DIP Switch, Half-Pitch, 8-Position C&K TDA08H0SB1
SBAU129C – November 2007 – Revised July 2008 ADS1178EVM, ADS1278EVM, ADS1178EVM-PDK, and ADS1278EVM-PDK 33
Submit Documentation Feedback