Overview
The AD7995YRJZ-0500RL7 is a 10-bit, 4-channel analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This device is part of the AD7991/AD7995/AD7999 family and is designed for high-performance data acquisition. It features a multiplexer and a track-and-hold amplifier, allowing it to handle input frequencies up to 14 MHz. The ADC communicates via a 2-wire serial interface compatible with I2C standards, supporting standard, fast, and high-speed modes. The device is optimized for low power consumption, entering a shutdown state when not performing conversions.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 10 bits | |
| Number of Channels | 4 | |
| Analog Input Voltage Range | 0 to VDD | V |
| Reference Input Voltage Range | 1.2 to VDD | V |
| Input Capacitance (Channels 0-2 during acquisition) | 3-4 pF | pF |
| Input Capacitance (Channels 0-2 outside acquisition) | 4-5 pF | pF |
| Input Capacitance (Channel 3 during acquisition) | 5 pF | pF |
| Input Capacitance (Channel 3 outside acquisition) | 5 pF | pF |
| Gain Error | ±0.175 LSB | LSB |
| Gain Error Matching | ±0.06 LSB | LSB |
| Gain Temperature Drift | 0.50 ppm/°C | ppm/°C |
| Operating Temperature Range | -40°C to +125°C | °C |
| Package Type | 8-Lead SOT-23 |
Key Features
- 10-bit resolution with 4-channel multiplexed analog-to-digital conversion.
- Track-and-hold amplifier capable of handling input frequencies up to 14 MHz.
- 2-wire serial interface compatible with I2C standards, supporting standard, fast, and high-speed modes.
- Low power consumption with shutdown mode when not performing conversions.
- Flexible reference input: can use VDD or an external reference applied through VIN3/VREF.
- High accuracy with low gain error and offset error.
Applications
The AD7995YRJZ-0500RL7 is suitable for a variety of applications requiring high-performance data acquisition, such as:
- Industrial automation and control systems.
- Medical devices and diagnostic equipment.
- Aerospace and defense systems.
- Automotive systems, including sensor interfaces and data logging.
- Consumer electronics, such as smart home devices and IoT applications.
Q & A
- What is the resolution of the AD7995YRJZ-0500RL7 ADC?
The AD7995YRJZ-0500RL7 has a 10-bit resolution. - How many analog input channels does the AD7995YRJZ-0500RL7 have?
The device has 4 analog input channels. - What is the input voltage range for the analog inputs?
The analog input voltage range is from 0 to VDD. - What type of serial interface does the AD7995YRJZ-0500RL7 use?
The device uses a 2-wire serial interface compatible with I2C standards. - What are the supported I2C modes for the AD7995YRJZ-0500RL7?
The device supports standard, fast, and high-speed I2C modes. - How does the AD7995YRJZ-0500RL7 manage power consumption?
The device enters a shutdown state when not performing conversions to minimize power consumption. - What is the operating temperature range of the AD7995YRJZ-0500RL7?
The operating temperature range is from -40°C to +125°C. - What package type is the AD7995YRJZ-0500RL7 available in?
The device is available in an 8-Lead SOT-23 package. - Can the AD7995YRJZ-0500RL7 use an external reference voltage?
Yes, the device can use an external reference voltage applied through the VIN3/VREF input. - What are some typical applications for the AD7995YRJZ-0500RL7?
Typical applications include industrial automation, medical devices, aerospace and defense systems, automotive systems, and consumer electronics.
