Texas Instruments ADS1131REF, User Manual

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Bill of Materials
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Table 9. ADS1x31REF Bill of Materials (continued)
Item
No ADS1131 ADS1231 Value Ref Des Description Vendor Part Number
23 1 1 J5 3.5mm PCB Terminal Block, 2 position On Shore ED555/2DS
Technology
24 1 1 L1 Ferrite Bead Core, 4A 100MHz Panasonic EXC-ML20A390U
25 1 1 LCD1 8 Character LCD Display, Reflective Varitronix VIM-878-DP-RC-S-LV
Type
26 2 2 0 Ω R23, R24 1/10W 5% Chip Resistor Panasonic ERJ-3GEY0R00V
27 1 1 20 Ω R17 1/4W 5% Chip Resistor Panasonic ERJ-8GEYJ200V
28 2 2 33 Ω R2, R3 1/10W 5% Chip Resistor Panasonic ERJ-3GEYJ330V
29 4 4 100 Ω R12 to R15 1/10W 5% Chip Resistor Panasonic ERJ-3GEYJ101V
30 1 1 220 Ω R11 1/10W 5% Chip Resistor Panasonic ERJ-3GEYJ221V
31 1 1 1.5k Ω R1 1/10W 5% Chip Resistor Panasonic ERJ-3GEYJ152V
32 8 8 10k Ω R4-R10, R16 1/10W 5% Chip Resistor Panasonic ERJ-3GEYJ103V
33 2 2 20k Ω R25, R26 1/10W 1% Chip Resistor Panasonic ERJ-3EKF2002V
34 2 2 47k
Ω
R18, R27 1/10W 5% Chip Resistor Panasonic ERJ-3GEYJ473V
35 1 1 200k Ω R22 Potentiometer 200K Ohm 1/4 " SQ Bourns 3362U-1-204LF
36 3 3 221k Ω R19 to R21 1/10W 1% Chip Resistor Panasonic ERJ-3EKF2213V
37 6 6 SW1 to SW6 Pushbutton Switch ITT KSA1M211LFT
38 1 1 SW7 DPDT Slide Switch, Top Actuator NKK SS22SDP2
39 1 1 SW8 SPDT Slide Switch, Top Actuator NKK SS12SDP2
40 1 1 SW9 4PDT Slide Switch, RA Actuator E-Switch EG4208
41 0 0 TP1 to TP14, Not Installed
TP16 to TP18
42 1 1 TP15 Testpoint Keystone 5011
Electronics
43 1 0 U6 Two-Channel Analog to Digital Texas Instruments ADS1131ID
Converter
0 1 Two-Channel Analog to Digital Texas Instruments ADS1231ID
Converter
44 1 1 U5 Microcontroller with LCD Drivers Texas Instruments MSP430F449IPZ
45 2 2 U2, U3 Linear Voltage Regulator, +3.3V Texas Instruments TPS77133DGK
46 1 1 U1 Linear Voltage Regulator, +5V Texas Instruments TPS76350DBV
47 1 1 U4 USB to Serial Converter Texas Instruments TUSB3410VF
48 2 2 U8, U9 Digital Isolator Texas Instruments ISO721D
49 2 2 U7, U10 Inverter, Single Gate Texas Instruments SN74LVC1G04DBVR
50 1 1 12MHz X1 Quartz Crystal SMD ECS Inc. ECS-120-20-23B-TR
51 1 1 32.678kHz X2 Quartz Crystal Epson C-002RX
32.7680K-E:PBFREE
52 1 1 N/A ADS1x31 REF PWB Texas Instruments 6517107
53 4 4 N/A 1/4
"
x .75 hex 4-40 Brass Threaded Keystone 1656A
Standoff Electronics
54 4 4 N/A Phillips Machine Screw, 1/2 " 4-40 Building Fasteners PMSSS 440 0050 PH
55 2 2 N/A Shorting Block Samtec SNT-100-BK-G-H
24 Schematic and Layout SBAU175A – July 2010 – Revised August 2011
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