SBAU378A September   2021  – January 2022 ADS1148 , ADS1248

 

  1.   Trademarks
  2. 1Introduction
  3. 2Getting Started With the ADS1x48EVM
  4. 3ADS1x48EVM Overview
    1. 3.1 Analog and Digital Power Supplies
    2. 3.2 Voltage Reference Options
    3. 3.3 Clock Options
    4. 3.4 Digital Interface
    5. 3.5 Analog Input Connections
      1. 3.5.1 Connecting a Thermocouple to J5 on the ADS1x48EVM
      2. 3.5.2 Connecting a Thermistor to J5 on the ADS1x48EVM
        1. 3.5.2.1 Using Thermistor RT1 for Thermocouple Cold Junction Compensation
      3. 3.5.3 Connecting an RTD to J6 on the ADS1x48EVM
        1. 3.5.3.1 Connecting a 2-Wire RTD Using a Low-Side RREF to J6 on the ADS1x48EVM
        2. 3.5.3.2 Connecting a 2-Wire RTD Using a High-Side RREF to J6 on the ADS1x48EVM
        3. 3.5.3.3 Connecting a 3-Wire RTD Using One IDAC and a Low-Side RREF to J6 on the ADS1x48EVM
        4. 3.5.3.4 Connecting a 3-Wire RTD Using One IDAC and a High-Side RREF to J6 on the ADS1x48EVM
        5. 3.5.3.5 Connecting a 3-Wire RTD Using Two IDACs and a Low-Side RREF to J6 on the ADS1x48EVM
        6. 3.5.3.6 Connecting a 3-Wire RTD Using Two IDACs and a High-Side RREF to J6 on the ADS1x48EVM
        7. 3.5.3.7 Connecting a 4-Wire RTD Using a Low-Side RREF to J6 on the ADS1x48EVM
        8. 3.5.3.8 Connecting a 4-Wire RTD Using a High-Side RREF to J6 on the ADS1x48EVM
        9. 3.5.3.9 Summary of ADS1x48EVM RTD Configuration Settings
      4. 3.5.4 Connecting a General-Purpose Input to J5 on the ADS1x48EVM
  5. 4ADS1x48EVM GUI
    1. 4.1 Home
      1. 4.1.1 Menu Bar
        1. 4.1.1.1 File Menu
        2. 4.1.1.2 Options Menu
        3. 4.1.1.3 Tools Menu
        4. 4.1.1.4 Help Menu
    2. 4.2 Data Capture
      1. 4.2.1 Time Domain and Histogram Statistics
      2. 4.2.2 Time Domain Plot
      3. 4.2.3 Histogram Plot
      4. 4.2.4 FFT Statistics and Plot
    3. 4.3 Register Map
      1. 4.3.1 Register Read and Write Options
        1. 4.3.1.1 Read Register Options
        2. 4.3.1.2 Write Register Options
  6. 5Bill of Materials, Printed Circuit Board Layout, and Schematic
    1. 5.1 Bill of Materials
    2. 5.2 Printed Circuit Board Layout
    3. 5.3 Schematic
  7. 6Revision History

5.1 Bill of Materials

Table 5-1 lists the bill of materials (BOM) for the ADS1x48EVM.

Table 5-1 Bill of Materials
DesignatorQuantityDescriptionPart NumberManufacturer
C1, C5, C10, C12, C185CAP, CERM, 0.01 uF, 25 V, +/- 5%, C0G/NP0, 0603C0603H103J3GACTUKemet
C2, C3, C4, C6, C7, C8, C11, C218CAP, CERM, 1000 pF, 100 V, +/- 5%, C0G/NP0, 0603GRM1885C2A102JA01DMuRata
C9, C14, C15, C19, C23, C246CAP, CERM, 10 uF, 25 V, +/- 20%, X5R, 0603GRT188R61E106ME13DMuRata
C13, C20, C223CAP, CERM, 0.1 uF, 25 V, +/- 10%, X7R, 0603C0603C104K3RACTUKemet
C16, C172CAP, CERM, 1 uF, 25 V, +/- 10%, X7R, 0603C0603C105K3RACTUKemet
D1, D22LED, Green, SMD150060GS75000Wurth Elektronik
J1/J3, J2/J42Receptacle, 2.54mm, 10x2, Tin, THSSQ-110-03-T-DSamtec
J5, J62Terminal Block, 3.5mm, 6x1, Tin, TH0393570006Molex
JP1, JP22Header, 100mil, 3x1, Gold, THTSW-103-07-G-SSamtec
JP3, JP4, JP5, JP64Header, 2mm, 2x1, Tin, THTMM-102-01-T-SSamtec
R1, R2, R7, R8, R175RES, 10.0 k, 1%, 0.1 W, 0603RC0603FR-0710KLYageo
R31RES, 470, 5%, 0.1 W, 0603RC0603JR-07470RLYageo
R41RES, 390, 1%, 0.1 W, 0603RC0603FR-07390RLYageo
R5, R9, R273RES, 100 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603CRCW0603100KFKEAVishay-Dale
R6, R252RES, 0.1, 1%, 0.1 W, AEC-Q200 Grade 1, 0603ERJ-L03KF10CVPanasonic
R10, R12, R13, R16, R20, R21, R22, R288RES, 4.12 k, 1%, 0.1 W, 0603RC0603FR-074K12LYageo
R111RES, 4.02 k, 0.1%, 0.125 W, 0805RT0805BRD074K02LYageo America
R151RES, 470 k, 1%, 0.1 W, 0603RC0603FR-07470KLYageo
R18, R292RES, 680, 1%, 0.1 W, 0603RC0603FR-07680RLYageo
R19, R30, R31, R32, R33, R34, R357RES, 47, 5%, 0.1 W, AEC-Q200 Grade 0, 0603CRCW060347R0JNEAVishay-Dale
R261RES, 1.1, 5%, 0.125 W, AEC-Q200 Grade 0, 0805ERJ-6GEYJ1R1VPanasonic
SH-JP1, SH-JP22Shunt, 100mil, Gold plated, BlackSNT-100-BK-GSamtec
SH-JP3, SH-JP4, SH-JP5, SH-JP64Shunt, 2mm, Gold plated, Black2SN-BK-GSamtec
TP11Test Point, Miniature, Black, TH5001Keystone
TP21Test Point, Miniature, White, TH5002Keystone
U11I2C BUS EEPROM (2-Wire), TSSOP-B8BR24G32FVT-3AGE2Rohm
U213 µVpp/V Noise, 3 ppm/°C Drift Precision Series Voltage Reference, DGK0008A (VSSOP-8)REF5025IDGKTTexas Instruments
U3124-Bit (or 16-bit), 2kSPS, 8-Ch, Delta-Sigma ADC for Precision Sensor Measurement, PW0028A (TSSOP-28)ADS1248IPWR (or ADS1148IPWR)Texas Instruments
R140RES, 10.0 k, 1%, 0.1 W, 0603RC0603FR-0710KLYageo
R23, R240RES, 10.0 M, 1%, 0.1 W, AEC-Q200 Grade 0, 0603CRCW060310M0FKEAVishay-Dale
RT10Thermistor NTC, 10k ohm, 3%, 0603ERT-J1VR103HPanasonic