LTC2980IY#PBF

Product Overview

Category: Integrated Circuit (IC)

Use: The LTC2980IY#PBF is a high-performance temperature-to-digital converter designed for precision measurement applications. It provides accurate temperature readings with a wide range of sensor types.

Characteristics: - High accuracy and resolution - Wide temperature measurement range - Supports various sensor types - Low power consumption - Small form factor

Package: The LTC2980IY#PBF comes in a compact 16-pin SSOP package, which allows for easy integration into electronic systems.

Essence: The essence of the LTC2980IY#PBF lies in its ability to convert temperature measurements from different sensors into digital data, enabling precise temperature monitoring and control.

Packaging/Quantity: The LTC2980IY#PBF is typically sold in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Temperature Measurement Range: -270°C to +1372°C
• Resolution: 0.1°C
• Accuracy: ±0.25°C (typical)
• Sensor Types Supported: Thermocouples, RTDs, thermistors, diodes, and more
• Supply Voltage: 2.7V to 5.5V
• Power Consumption: 10mW (typical)
• Communication Interface: I2C

Pin Configuration

The LTC2980IY#PBF features a 16-pin SSOP package with the following pin configuration:

1. VDD: Supply voltage input
2. GND: Ground reference
3. SDA: I2C serial data input/output
4. SCL: I2C serial clock input
5. ALERT: Interrupt output
6. AIN1: Analog input 1
7. AIN2: Analog input 2
8. AIN3: Analog input 3
9. AIN4: Analog input 4
10. AIN5: Analog input 5
11. AIN6: Analog input 6
12. AIN7: Analog input 7
13. AIN8: Analog input 8
14. REF: Reference voltage output
15. VIO: Digital I/O voltage
16. VREG: Internal regulator output

Functional Features

1. High Accuracy: The LTC2980IY#PBF offers precise temperature measurements with a resolution of 0.1°C and an accuracy of ±0.25°C (typical).
2. Wide Temperature Range: It supports a broad temperature measurement range from -270°C to +1372°C, making it suitable for various applications.
3. Sensor Compatibility: The converter is compatible with different sensor types, including thermocouples, RTDs, thermistors, and diodes, providing flexibility in temperature sensing.
4. Low Power Consumption: With a power consumption of only 10mW (typical), the LTC2980IY#PBF is energy-efficient and suitable for battery-powered devices.
5. Compact Form Factor: The 16-pin SSOP package allows for easy integration into space-constrained electronic systems.

Advantages and Disadvantages

Advantages: - High accuracy and resolution - Wide temperature measurement range - Support for various sensor types - Low power consumption - Compact form factor

Disadvantages: - Limited pin count for analog inputs - Requires external components for sensor connections

Working Principles

The LTC2980IY#PBF utilizes a delta-sigma ADC (Analog-to-Digital Converter) architecture to convert analog temperature signals into digital data. It employs a precision reference and a programmable gain amplifier to achieve high accuracy and resolution. The device communicates with a microcontroller or other digital systems through the I2C interface, allowing for easy integration into existing setups.

Detailed Application Field Plans

The LTC2980IY#PBF finds applications in various fields that require precise temperature measurements, such as: - Industrial process control - HVAC (Heating, Ventilation, and Air Conditioning) systems - Medical equipment - Automotive electronics - Aerospace and defense systems - Scientific research

Detailed and Complete Alternative Models

1. MAX31865: A similar temperature-to-digital converter with support for multiple sensor types and high accuracy.
2. ADT7420: A digital temperature sensor with an integrated ADC and high precision.
3. MCP9808: A low-power temperature sensor with I2C interface and high accuracy.

These alternative models offer comparable features and can be considered as alternatives to the LTC2980IY#PBF based on specific application requirements.

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