ADS1255IDBT

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ADS1255IDBT

+BOM

IC ADC 24BIT SIGMA-DELTA 20SSOP

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thuộc tính Giá trị
PartStatus Active
BaseProductNumber ADS1255
NumberofBits 24
SamplingRate(PerSecond) 30k
NumberofInputs 1, 2
InputType Differential, Single Ended
DataInterface SPI
Configuration MUX-PGA-ADC
NumberofA/DConverters 1
Architecture Sigma-Delta
ReferenceType External
Voltage-Supply,Analog 5V
Voltage-Supply,Digital 1.8V ~ 3.6V
Features PGA
OperatingTemperature -40°C ~ 85°C
Package 20-SSOP (0.209", 5.30mm Width)
SupplierDevicePackage 20-SSOP
MountingType Surface Mount
Packaging Cut Tape (CT), Tape & Reel (TR)

Tổng quan

Description

The ADS1255IDBT is a low-noise, 24-bit analog-to-digital converter (ADC) designed for precision measurement applications. It features a high sample rate of up to 30 kSPS and offers up to 8 differential input channels, making it suitable for applications such as industrial automation, medical instrumentation, and data acquisition systems.
Key features include programmable gain amplifiers (PGA), integrated reference voltage, and a serial interface (SPI) for easy communication with microcontrollers. The device operates from a single 2.7V to 5.25V supply, ensuring compatibility with a wide range of systems.
The ADS1255IDBT also incorporates advanced digital filtering, providing flexibility in noise reduction and bandwidth management. Its low power consumption and compact package make it an ideal choice for battery-operated devices and space-constrained applications. Overall, the ADS1255IDBT offers high performance, flexibility, and ease of integration for modern electronic systems.

Equivalent

Equivalent products to the ADS1255IDBT ADC include the following chips:
1. MCP3564 - Microchip
2. AD7768-1 - Analog Devices
3. LTC2378-16 - Analog Devices
4. MAX11200 - Maxim Integrated
5. ISLA216P - Integrated Device Technology
These options provide similar performance in terms of resolution, speed, and functionality, making them suitable alternatives in various applications. Always check specific datasheet details for compatibility.

Features

The ADS1255IDBT is a high-precision, 24-bit analog-to-digital converter (ADC) from Texas Instruments. Key features include:
1. High Resolution: 24-bit conversion for accurate signal representation.
2. Data Rates: Supports various data rates up to 30 kSPS, allowing flexibility in applications.
3. Low Noise: Offers low noise performance, essential for precision measurements.
4. Integrated PGA: Includes a programmable gain amplifier (PGA) with gains from 1 to 64, enhancing signal conditioning.
5. Built-in Reference: Features an internal reference voltage, simplifying design requirements.
6. Serial Interface: Utilizes a 4-wire SPI interface for easy communication with microcontrollers.
7. Multiple Channels: Supports up to 5 differential input channels, enabling multi-sensor applications.
8. Low Power Consumption: Operates at low power, making it suitable for battery-powered devices.
9. Temperature Range: Designed for industrial applications with an operating temperature of -40°C to +125°C.
This ADC is ideal for applications in industrial automation, medical devices, and instrumentation.

Pinout

The ADS1255IDBT is a 24-bit analog-to-digital converter (ADC) with a 16-pin TSSOP package. Its pin count and functions are as follows:
1. VREF - Reference voltage input
2. AGND - Analog ground
3. AVDD - Analog power supply
4. DVDD - Digital power supply
5. SCLK - Serial clock input
6. DIN - Serial data input
7. DOUT - Serial data output
8. DRDY - Data ready indicator
9. CS - Chip select input
10. GPIO - General-purpose input/output
11. START - Start conversion input
12. RESET - Reset input
13. CLKOUT - Clock output
14. MISO - Master In Slave Out (data output)
15. MOSI - Master Out Slave In (data input)
16. N/C - No connection
The ADS1255 features differential inputs, programmable gain, and can operate with multiple channels, making it suitable for high-precision measurement applications.

Manufacturer

The ADS1255IDBT is manufactured by Texas Instruments (TI), a prominent American technology company. Texas Instruments specializes in the design and production of semiconductors and various integrated circuits, with a strong focus on analog and embedded processing solutions. Founded in 1930, TI operates globally and serves a diverse range of industries, including automotive, industrial, communications, and consumer electronics.
The ADS1255 is a high-precision, 24-bit analog-to-digital converter (ADC) known for its performance in data acquisition applications. Texas Instruments is recognized for its innovation in electronic components and systems, providing engineers and designers with advanced tools and solutions that enable the development of sophisticated electronic devices. In addition to ADCs, TI's product portfolio includes microcontrollers, amplifiers, power management solutions, and digital signal processors, making it a key player in the semiconductor industry. By prioritizing research and development, Texas Instruments continues to lead in the electronics sector, contributing to advancements in technology worldwide.

Application

The ADS1255IDBT is a high-performance analog-to-digital converter (ADC) primarily used in precision measurement applications. Key application areas include:
1. Medical Devices: For accurate data acquisition in ECG, EEG, and other biomedical sensors.
2. Industrial Automation: In process control, instrumentation, and data logging systems.
3. Weighing Scales: To provide precise weight measurements in digital scales.
4. Electronic Test Equipment: For high-resolution signal measurements in testing scenarios.
5. Environmental Monitoring: In sensors for measuring physical parameters like temperature, pressure, and humidity.
Its high resolution and low noise make it suitable for various demanding applications.

Package

The ADS1255IDBT is packaged in a TQFP (Thin Quad Flat Package) with a 32-lead configuration. This package type offers a compact design suitable for surface mounting on PCBs, facilitating efficient thermal management and minimizing space requirements.

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