SBAU171D May   2010  – January 2016 ADS1198 , ADS1298

 

  1.   ADS1298ECG-FE/ADS1198ECG-FE
    1.     Trademarks
    2. 1 ADS1298ECG-FE/ADS1198ECG-FE Overview
      1. 1.1 Important Disclaimer Information
      2. 1.2 Introduction
      3. 1.3 Supported Features
      4. 1.4 Features Not Supported in Current Version
      5. 1.5 ADS1x98ECG-FE Hardware
      6. 1.6 Minimum System Requirements for ADS1x98ECG-FE Evaluation Software
    3. 2 Quick Start
      1. 2.1 Default Jumper/Switch Configuration
      2. 2.2 ADS1x98ECG-FE Operation
    4. 3 Using the ADS1298ECG-FE Software
      1. 3.1 Application User Menu
      2. 3.2 Top-Level Application Controls
      3. 3.3 About Tab
      4. 3.4 ADC Register Tab
        1. 3.4.1 Standby and Reset Controls
        2. 3.4.2 Channel Registers Tab (ADC Register)
          1. 3.4.2.1 Global Channel Registers
          2. 3.4.2.2 Channel Control Registers
        3. 3.4.3 LOFF and RLD Tab (ADC Register)
          1. 3.4.3.1 Lead-Off Detection and Current Direction Control Registers
          2. 3.4.3.2 Right Leg Drive Derivation Control Registers
        4. 3.4.4 GPIO and OTHER Registers Tab (ADC Register)
          1. 3.4.4.1 Wilson Central and Augmented Lead Registers
        5. 3.4.5 Register Map (ADC Register)
      5. 3.5 Analysis Tab
        1. 3.5.1 Scope Tab (Anaysis)
          1. 3.5.1.1 Zoom Tool
        2. 3.5.2 Histogram Tab (Analysis)
        3. 3.5.3 FFT Tab
        4. 3.5.4 ECG Tab (Analysis)
      6. 3.6 Save Tab
    5. 4 ADS1x98ECG-FE Input Signals
      1. 4.1 Input Short Testing
      2. 4.2 Internal Test Signals Input
      3. 4.3 Temperature Sensor
      4. 4.4 Normal Electrode Input
        1. 4.4.1 Capturing 12-Lead ECG Signals
      5. 4.5 MVDD Input, RLD Measurement, RLD Positive Electrode Driver, and RLD Negative Electrode Driver
      6. 4.6 Lead Derivation
      7. 4.7 Wilson Center Terminal (WCT)
      8. 4.8 Right Leg Drive
        1. 4.8.1 RLD Common Mode Voltage
        2. 4.8.2 Driving the RLD Cable Shield
      9. 4.9 PACE Detection
    6. 5 ADS1298ECG-FE/ADS1198ECG-FE Hardware Details
      1. 5.1 Jumper Description
      2. 5.2 Power Supply
      3. 5.3 Clock
      4. 5.4 Reference
      5. 5.5 Analog Output Signals
      6. 5.6 Digital Signals
      7. 5.7 Analog Input Signals
        1. 5.7.1 Patient Simulator Input
        2. 5.7.2 Arbitrary Input Signals
  2. ASchematics, BOM, Layout, and ECG Cable Details
    1. A.1 Overview
    2. A.2 ADS1x98ECG-FE Front-End Board Schematics
    3. A.3 Bill of Materials
      1. Table 13. Bill of Materials: ADS1x98ECG-FE
    4. A.4 Printed Circuit Board Layout
    5. A.5 ECG Cable Details
  3. BExternal Optional Hardware
    1. B.1 Optional External Hardware (Not Included)
    2. B.2 ADS1x98ECG-FE Power-Supply Recommendations
  4. CSoftware Installation
    1. C.1 Minimum Requirements
    2. C.2 Installing the Software

A.3 Bill of Materials

Table 13 lists the bill of materials for the ADS1x98ECG-FE.

Table 13. Bill of Materials: ADS1x98ECG-FE

Count RefDes Description Size Part Number MFR
1 NA Printed wiring board 6514709 TI
15 C1, C2, C3, C4, C5, C6, C11, C17, C47, C48, C49, C52, C58, C76, C77 Capacitor, ceramic 1µF 25V 10% X5R 0603 GRM188R61E105KA12D Murata
0 C7, C8, C15, C19, C21, C22, C25, C27, C34, C36, C38, C40, C41, C42, C43, C44, C56, C62, C67, C78, C79, C81, C83, C85, C87, C89 Not installed
1 C9 Capacitor, ceramic 22µF 6.3V 10% X5R 0805 JMK212BJ226KG-T Taiyo Yuden
11 C10, C45, C46, C50, C51, C54, C55, C60, C61, C65, C66 Capacitor, ceramic 10µF 10V 10% X5R 0805 GRM219R61A106KE44D Murata
10 C12, C13, C14, C16, C18, C57, C69, C70, C94, C95 Capacitor, ceramic 0.1µF 50V 10% X7R 0603 GRM188R71H104KA93D Murata
1 C20 Capacitor, ceramic 10nF 50V 10% X7R 0603 GRM188R71H103KA01D Murata
20 C23, C24, C26, C28, C29, C30, C31, C32, C72, C73, C74, C75, C80, C82, C84, C86, C88, C91, C92, C93 Capacitor, ceramic 47pF 50V 5% C0G 0603 GRM1885C1H470JA01D Murata
0 C33, C35, C37 Not installed
0 C39 Not installed
4 C53, C59, C63, C64 Capacitor, ceramic 2.2µF 6.3V 10% X5R 0603 GRM185R60J225KE26D Murata
2 C68, C71 Capacitor, ceramic 100µF 10V 20% X5R 1210 LMK325BJ107MM-T Taiyo Yuden
1 C90 Capacitor, ceramic 1000pF 50V 5% X7R 0603 C1608X7R1H102J TDK
0 D1 - D10 Not installed
1 J1 Connector, DSUB Rcpt 15-position R/A PCB SLD D15S13A4GV00LF FCI
2 J2, J3 10x2x0.1 female (installed from bottom side) SSW-110-21-FM-D Samtec
1 J4 5x2x0.1 female (installed from bottom side) SSW-105-21-FM-D Samtec
0 J5 Not installed
4 JP1, JP4, JP5, JP16 2-position jumper 0 .1" spacing TSW-102-07-T-S Samtec
0 JP3 Not installed
0 JP6, JP7, JP8, JP9, JP10, JP11, JP12, JP13, JP14, JP17, JP25 Not installed
9 JP2, JP15, JP18, JP19, JP20, JP21, JP22, JP23, JP24 3-position jumper 0.1" spacing TSW-103-07-T-S Samtec
8 JP26, JP27, JP28, JP29, JP30, JP31, JP32, JP33 2x2x0.1, 2-pin dual row header TSW-102-07-T-D Samtec
5 L1 - L5 Ferrite bead 470Ω 0805 BK2125HM471-T Taiyo Yuden
0 R1, R4, R5, R11, R12, R15, R16, R19, R20, R23, R24, R27, R28, R31, R32, R35, R36, R41, R42, R45 - R51, R54, R55, R58 - R66, R68, R69, R70 Not installed
0 R2 Not installed
5 R3, R71, R72, R73, R74 Resistor, 0.0Ω 1/10W 5% SMD 0603 RC0603JR-070RL Yageo
14 R6, R7, R10, R14, R18, R22, R26, R30, R34, R38, R40, R44, R67, R75 Resistor, 10.0kΩ 1/10W 1% SMD 0603 RC0603FR-0710KL Yageo
1 R8 Resistor, 392kΩ 1/10W 1% SMD 0603 RC0603FR-07392KL Yageo
10 R9, R13, R17, R21, R25, R29, R33, R37, R39, R43 Resistor, 22.1kΩ 1/10W 1% SMD 0603 RC0603FR-0722K1L Yageo
1 R52 Resistor, 47.5kΩ 1/10W 1% SMD 0603 RC0603FR-0747K5L Yageo
1 R53 Resistor, 43.2kΩ 1/10W 1% SMD 0603 RC0603FR-0743K2L Yageo
1 R56 Resistor, 49.9kΩ 1/10W 1% SMD 0603 RC0603FR-0749K9L Yageo
1 R57 Resistor, 46.4kΩ 1/10W 1% SMD 0603 RC0603FR-0746K4L Yageo
5 TP1, TP2, TP8, TP11, TP12 Test point PC Mini .040"D BLACK 5001 Keystone
8 TP3, TP4, TP5, TP6, TP7, TP9, TP10, TP13 Test point PC Mini .040"D RED 5000 Keystone
1 U1(1) IC ADC 24BIT SPI 32KSPS 64TQFP ADS1298IPAG TI
IC ADC 16BIT SPI 8KSPS 64TQFP ADS1198IPAG TI
0 U2 Not Installed
0 U3, U4, U5 Not installed
1 U6 IC UNREG CHRG PUMP V INV SOT23-5 TPS60403DBVR TI
1 U7 IC LDO REG 250MA 3.0V SOT23-5 TPS73230DBVT TI
1 U8 IC LDO REG NEG 200MA ADJ SOT23-5 TPS72301DBVT TI
1 U9 IC LDO REG 250MA ADJ-V SOT23-5 TPS73201DBV TI
1 U10 IC EEPROM 256KBIT 400KHZ 8TSSOP 24AA256-I/ST Microchip
1 OSC1 OSC 2.0480 MHz 3.3V HCMOS SMT FXO-HC735-2.048MHZ Fox
(1) Installed device is determined by Installed Device checkbox located near lower left corner of the board.