ADS1254E/2K5

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ADS1254E/2K5

IC ADC 24BIT SIGMA-DELTA 20SSOP

  • Manufacturer
  • Mfr. Part #ADS1254E/2K5
  • Package SSOP (DBQ)-20
  • Datasheet
  • In Stock6006

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Specifications

Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
NumberofBits 24
SamplingRate(PerSecond) 20k
NumberofInputs 4
InputType Differential
DataInterface SPI
Configuration MUX-ADC
NumberofA/DConverters 1
Architecture Sigma-Delta
ReferenceType External
Voltage-SupplyAnalog 5V
Voltage-SupplyDigital 1.8V ~ 3.6V
OperatingTemperature -40°C ~ 85°C
Package/Case 20-SSOP (0.154, 3.90mm Width)
SupplierDevicePackage 20-SSOP

Overview

Description

The ADS1254E/2K5 is a high-performance, 24-bit analog-to-digital converter (ADC) designed for precision measurement applications. It features a low-noise, delta-sigma architecture, providing high resolution and accuracy with an impressive performance range. The device supports a maximum data rate of 30 kSPS and offers a programmable gain amplifier (PGA) to accommodate a wide variety of input signal levels.
Key features include an integrated low-drift voltage reference, a flexible input multiplexer allowing for single-ended or differential inputs, and onboard digital filtering capabilities. The ADS1254E/2K5 operates with a single 2.7V to 5.25V supply, making it suitable for portable and battery-powered applications.
Communication is facilitated via a SPI interface, allowing for easy integration with microcontrollers and digital signal processors. Its low power consumption and compact design make it ideal for applications in industrial automation, medical devices, and sensor monitoring systems. The device is also noted for its thermal performance and stability, ensuring reliable operation in various environmental conditions.

Features

The ADS1254E/2K5 is a high-performance, 24-bit analog-to-digital converter (ADC) designed for precision applications. Key features include:
1. Sampling Rate: Up to 30 kSPS with low noise performance.
2. Resolution: 24-bit resolution providing high accuracy and detail in measurements.
3. Input Channels: 4 differential inputs or 8 single-ended inputs, allowing flexibility in sensor integration.
4. Built-in Programmable Gain Amplifier (PGA): Gain settings from 1 to 128 to accommodate various input signal ranges.
5. Low Noise: Features low noise performance, making it suitable for precision applications in industrial and medical devices.
6. Integrated Reference Voltage: Simplifies design by eliminating the need for external reference components.
7. I2C/SPI Interface: Supports both I2C and SPI communication for easy integration with microcontrollers and processors.
8. On-chip Temperature Sensor: Monitors the chip temperature for enhanced performance and reliability.
9. Power Consumption: Low power consumption enhances battery life in portable applications.
Overall, the ADS1254E/2K5 is ideal for high-precision measurement applications in various fields.

Package

The ADS1254E/2K5 is available in a TQFP (Thin Quad Flat Package) with 32 pins. This package type allows for a compact design suitable for applications requiring high-performance analog-to-digital conversion.

Pinout

The ADS1254E/2K5 is a 24-bit analog-to-digital converter (ADC) with a total pin count of 28.
Key functions of its pins include:
1. Power Supply Pins:
- VDD: Power supply for the ADC.
- VREF: Reference voltage input.
2. Analog Input Pins:
- IN0 to IN3: Differential analog input channels.
- REFP and REFM: Reference voltage inputs for the differential measurements.
3. Digital Interface Pins:
- SCLK: Serial clock input.
- DIN: Serial data input.
- DOUT: Serial data output.
- CS: Chip select for SPI communication.
4. Control and Configuration Pins:
- DRDY: Data ready output.
- RESET: Reset pin to initialize the ADC.
- CLK: Internal clock signal input.
5. Miscellaneous:
- GPIO pins for general-purpose use.
This configuration allows the ADS1254E to effectively interface with various microcontrollers or digital systems, enabling high-resolution data conversion.

Manufacturer

The ADS1254E/2K5 is manufactured by Texas Instruments (TI), a leading semiconductor company based in the United States. Founded in 1930, Texas Instruments specializes in designing and manufacturing a wide range of analog and digital semiconductor devices. The company is well-known for its innovation in integrated circuits, particularly in analog signal processing, embedded processing, and microcontrollers. TI serves various industries such as automotive, industrial, communications, and consumer electronics, providing solutions for applications that require precision and efficiency in data conversion, power management, and sensor interfacing. The ADS1254E is a high-performance, 24-bit analog-to-digital converter (ADC) designed for applications that demand high accuracy and low noise in signal processing.

Application

The ADS1254E/2K5 is a high-performance ADC suitable for various applications, including industrial process control, medical instrumentation, weigh scales, and data acquisition systems. It is ideal for precision measurement tasks in environments requiring high accuracy and low noise, such as sensor interfacing, strain gauge measurements, and environmental monitoring. Its multi-channel capability also makes it suitable for applications in automotive and consumer electronics for signal conditioning and analysis.

Equivalent

Equivalent products to the ADS1254E/2K5 include the AD7793 and LTC2440 from Analog Devices and Linear Technology, respectively. These chips also offer high-resolution analog-to-digital conversion but may have different specifications and features. When looking for alternatives, consider factors such as sampling rate, resolution, and interface compatibility. Always refer to the manufacturer's datasheets for detailed comparisons.

Shipping

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Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

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