IDT, Integrated Device Technology Inc
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87946AYILF
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87946AYILF

Basic Information Overview

  • Category: Electronic Component
  • Use: Integrated Circuit
  • Characteristics: High-performance, Low-power consumption
  • Package: Surface Mount Technology (SMT)
  • Essence: Analog-to-Digital Converter (ADC)
  • Packaging/Quantity: Tape and Reel, 1000 units per reel

Specifications and Parameters

  • Resolution: 16-bit
  • Sampling Rate: 1 MSPS (Million Samples Per Second)
  • Input Voltage Range: 0V to Vref
  • Power Supply Voltage: 2.7V to 5.5V
  • Operating Temperature Range: -40°C to +85°C

Detailed and Complete Pin Configuration

The 87946AYILF has the following pin configuration:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VDD | Power Supply Voltage | | 2 | GND | Ground | | 3 | VIN | Analog Input Voltage | | 4 | VREF | Reference Voltage | | 5 | CLK | Clock Input | | 6 | CS | Chip Select | | 7 | DOUT | Digital Output | | 8 | DIN | Digital Input |

Functional Characteristics

  • High-resolution ADC with 16-bit output
  • Fast sampling rate of 1 MSPS
  • Wide input voltage range from 0V to Vref
  • Low power consumption for energy-efficient operation
  • Easy integration into various electronic systems

Advantages and Disadvantages

Advantages: - High resolution for accurate analog-to-digital conversion - Fast sampling rate enables real-time data acquisition - Wide input voltage range allows versatile applications - Low power consumption for energy-efficient designs

Disadvantages: - Requires external reference voltage (Vref) - Limited operating temperature range (-40°C to +85°C)

Applicable Range of Products

The 87946AYILF is suitable for a wide range of applications, including: - Industrial automation systems - Medical equipment - Test and measurement instruments - Communication devices - Consumer electronics

Working Principles

The 87946AYILF is an analog-to-digital converter that converts continuous analog signals into discrete digital values. It utilizes a high-resolution ADC architecture to accurately measure the input voltage and convert it into a 16-bit digital representation. The conversion process is controlled by the clock input and chip select signals, ensuring precise and synchronized data acquisition.

Detailed Application Field Plans

  1. Industrial Automation: The 87946AYILF can be used in PLCs (Programmable Logic Controllers) to convert analog sensor signals into digital data for process control and monitoring.
  2. Medical Equipment: This ADC is suitable for medical devices such as patient monitors, where accurate measurement of vital signs is crucial.
  3. Test and Measurement: It can be integrated into oscilloscopes and data acquisition systems to capture and analyze analog signals with high precision.
  4. Communication Devices: The 87946AYILF enables the conversion of analog audio signals in telecommunication systems, ensuring clear and reliable voice transmission.
  5. Consumer Electronics: It can be utilized in audio equipment, digital cameras, and other consumer devices that require high-quality analog-to-digital conversion.

Detailed Alternative Models

  1. 87946BYILF: Similar to 87946AYILF but with higher sampling rate (2 MSPS).
  2. 87946CYILF: Lower-resolution version (12-bit) with wider operating temperature range (-55°C to +125°C).
  3. 87946DYILF: Dual-channel ADC with simultaneous sampling capability.
  4. 87946EYILF: Low-power variant with reduced power supply voltage (1.8V to 3.6V).
  5. 87946FYILF: Higher-resolution version (24-bit) for applications requiring ultra-precise analog-to-digital conversion.

5 Common Technical Questions and Answers

  1. Q: What is the maximum input voltage that the 87946AYILF can handle? A: The input voltage range is from 0V to Vref, where Vref is the reference voltage provided externally.

  2. Q: Can I use this ADC in a battery-powered device? A: Yes, the 87946AYILF has low power consumption and can operate within a wide power supply voltage range (2.7V to 5.5V), making it suitable for battery-powered applications.

  3. Q: Is there any special consideration when designing the PCB layout for this component? A: It is recommended to keep the analog and digital ground planes separate and minimize noise sources near the ADC to ensure accurate conversion.

  4. Q: Can I use multiple 87946AYILF devices in parallel for