Overview
The AD7816ARM-REEL, produced by Analog Devices Inc., is a high-performance, low-power analog-to-digital converter (ADC) with integrated temperature sensing capabilities. This device is part of the AD7816 series, which is designed for applications requiring accurate temperature monitoring and analog-to-digital conversion. The AD7816ARM-REEL operates from a single 2.7 V to 5.5 V power supply and features a 10-bit successive approximation ADC, an on-chip temperature sensor, and an on-chip clock oscillator.
Key Specifications
| Parameter | Value | Notes |
|---|---|---|
| Resolution | 10-bit | |
| Conversion Time | 9 μs (typical) | For analog channels |
| Temperature Sensor Accuracy | ±2°C (max) | Ambient temperature at 25°C |
| Temperature Measurement Range | -55°C to +125°C | |
| Temperature Resolution | 0.25°C/LSB | |
| Supply Voltage | 2.7 V to 5.5 V | |
| Power Consumption | 40 μW (typical) at 1 kSPS | Automatic power-down feature |
| Interface | SPI, QSPI, MICROWIRE | Compatible with various microcontroller protocols |
| Package | 8-lead MSOP |
Key Features
- On-chip Temperature Sensor: Allows for accurate measurement of ambient temperature with an accuracy of ±2°C.
- Low Power Consumption: Features an automatic power-down mode to achieve low power consumption, typically 40 μW at 1 kSPS.
- Flexible Serial Interface: Compatible with SPI, QSPI, and MICROWIRE protocols, making it easy to integrate with most microcontrollers.
- High Accuracy and Resolution: 10-bit resolution ADC with inherent track-and-hold functionality and an on-chip reference (2.5 V).
- Wide Operating Temperature Range: Operates from -55°C to +125°C, making it suitable for a variety of applications.
Applications
- Industrial and Commercial Equipment: Ideal for temperature monitoring in industrial settings.
- HVAC Systems: Used in heating, ventilation, and air conditioning systems for precise temperature control.
- Automotive Applications: Suitable for automotive systems requiring accurate temperature sensing.
- Consumer Electronics: Used in various consumer electronic devices that require temperature monitoring.
- Medical Devices: Applied in medical equipment where precise temperature measurement is critical.
Q & A
- What is the resolution of the AD7816ARM-REEL ADC?
The AD7816ARM-REEL has a 10-bit resolution.
- What is the operating temperature range of the AD7816ARM-REEL?
The device operates from -55°C to +125°C.
- What is the accuracy of the on-chip temperature sensor?
The on-chip temperature sensor has an accuracy of ±2°C.
- What are the compatible interface protocols for the AD7816ARM-REEL?
The device is compatible with SPI, QSPI, and MICROWIRE protocols.
- What is the typical power consumption of the AD7816ARM-REEL at 1 kSPS?
The typical power consumption is 40 μW at 1 kSPS.
- What is the package type of the AD7816ARM-REEL?
The device is available in an 8-lead MSOP package.
- How does the automatic power-down feature work?
The automatic power-down feature reduces power consumption by shutting down the device when not in use, especially at slower throughput rates.
- Can the AD7816ARM-REEL be used in automotive applications?
Yes, it is suitable for automotive applications due to its wide operating temperature range and high accuracy.
- What is the conversion time for the analog channels?
The conversion time for the analog channels is typically 9 μs.
- Is the AD7816ARM-REEL RoHS compliant?
Yes, the AD7816ARM-REEL is lead-free and RoHS compliant.
