ADS1293CISQX/NOPB
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Texas Instruments ADS1293CISQX/NOPB

Manufacturer No:
ADS1293CISQX/NOPB
Manufacturer:
Texas Instruments
Package:
Tape & Reel (TR)
Description:
IC AFE 3 CHAN 24BIT 28WQFN
Delivery:
Payment:
iso14001
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iso9001
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Product Introduction

Overview

The ADS1293CISQX/NOPB, produced by Texas Instruments, is a highly integrated, low-power analog front-end (AFE) designed specifically for biopotential measurements, particularly in electrocardiogram (ECG) applications. This device is optimized for portable, low-power medical, sports, and fitness devices, offering high levels of integration and exceptional performance. It enables the creation of scalable medical instrumentation systems with reduced size, power, and overall cost.

Key Specifications

ParameterValueUnit
Number of Channels3
Resolution24-bit
Data RateUp to 25.6 ksps
Differential Input Voltage Range±400 mV
Analog Supply Voltage2.7 V to 5.5 V
Digital I/O Supply Voltage1.65 V to 3.6 V
Input-Referred Noise7 µVpp (40-Hz Bandwidth)
Input Bias Current175 pA
Power Consumption per Channel0.3 mW
Operating Temperature Range-20°C to 85°C
Package Type28-pin WQFN
Package Size5-mm × 5-mm × 0.8-mm

Key Features

  • Three high-resolution digital ECG channels with simultaneous pace output
  • EMI-hardened inputs
  • Low power consumption: 0.3 mW/channel
  • Right-leg drive amplifier and Wilson/Goldberger reference terminals
  • AC and DC lead-off detection
  • ALARMB pin for interrupt-driven diagnostics
  • Battery voltage monitoring
  • Built-in oscillator and reference
  • Flexible power-down and standby modes
  • Self-diagnostics alarm system

Applications

  • Portable 1/2/3/5/6/7/8/12-lead ECG devices
  • Patient vital sign monitoring: Holter, event, stress, and telemedicine
  • Automated external defibrillators
  • Sports and fitness devices (heart rate and ECG monitoring)

Q & A

  1. What is the primary application of the ADS1293CISQX/NOPB?
    The primary application is for biopotential measurements, particularly in electrocardiogram (ECG) devices.
  2. How many channels does the ADS1293CISQX/NOPB have?
    The device has three high-resolution digital ECG channels.
  3. What is the resolution of the ADS1293CISQX/NOPB?
    The resolution is 24-bit.
  4. What is the maximum data rate of the ADS1293CISQX/NOPB?
    The maximum data rate is up to 25.6 ksps.
  5. What is the differential input voltage range of the ADS1293CISQX/NOPB?
    The differential input voltage range is ±400 mV.
  6. What are the power supply voltage ranges for the analog and digital I/O?
    The analog supply voltage range is 2.7 V to 5.5 V, and the digital I/O supply voltage range is 1.65 V to 3.6 V.
  7. What is the input-referred noise of the ADS1293CISQX/NOPB?
    The input-referred noise is 7 µVpp (40-Hz Bandwidth).
  8. Does the ADS1293CISQX/NOPB have built-in diagnostic features?
    Yes, it includes a self-diagnostics alarm system and an ALARMB pin for interrupt-driven diagnostics.
  9. What is the operating temperature range of the ADS1293CISQX/NOPB?
    The operating temperature range is -20°C to 85°C.
  10. What is the package type and size of the ADS1293CISQX/NOPB?
    The package type is 28-pin WQFN, and the size is 5-mm × 5-mm × 0.8-mm.

Product Attributes

Number of Bits:24
Number of Channels:3
Power (Watts):- 
Voltage - Supply, Analog:2.7V ~ 5.5V
Voltage - Supply, Digital:1.65V ~ 3.6V
Mounting Type:Surface Mount
Package / Case:28-WFQFN Exposed Pad
Supplier Device Package:28-WQFN (5x5)
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Similar Products

Part Number ADS1293CISQX/NOPB ADS1293CISQ/NOPB ADS1293CISQE/NOPB
Manufacturer Texas Instruments Texas Instruments Texas Instruments
Product Status Active Active Active
Number of Bits 24 24 24
Number of Channels 3 3 3
Power (Watts) - - -
Voltage - Supply, Analog 2.7V ~ 5.5V 2.7V ~ 5.5V 2.7V ~ 5.5V
Voltage - Supply, Digital 1.65V ~ 3.6V 1.65V ~ 3.6V 1.65V ~ 3.6V
Mounting Type Surface Mount Surface Mount Surface Mount
Package / Case 28-WFQFN Exposed Pad 28-WFQFN Exposed Pad 28-WFQFN Exposed Pad
Supplier Device Package 28-WQFN (5x5) 28-WQFN (5x5) 28-WQFN (5x5)

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