Overview
The AD7418ARM-REEL is a digital temperature sensor and analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is designed to provide accurate temperature measurements and analog-to-digital conversion in a compact package. It operates over a wide temperature range and is suitable for various industrial, automotive, and consumer applications.
Key Specifications
| Parameter | Description |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Package | 8-MSOP (0.118", 3.00mm Width) |
| Operating Temperature | -40°C to 125°C |
| Supply Voltage | 2.7 V to 5.5 V |
| Resolution | 10-bit |
| Conversion Time | Typically 27 μs (max 30 μs) |
| Interface | I²C-compatible serial interface |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| RoHS Status | Not Compliant |
| Temperature Accuracy | ±2°C (±3°C over full range) |
Key Features
- On-chip temperature sensor with a measurement range of -40°C to 125°C.
- 10-bit successive approximation ADC with a single conversion time of typically 27 μs.
- I²C-compatible serial interface with selectable serial bus address, allowing up to 8 devices on a single bus.
- Automatic power-down at the end of a conversion to reduce power consumption.
- Programmable limit and shutdown mode for enhanced functionality.
- External reference input option with an internal 2.5 V reference available.
Applications
- Data acquisition with ambient temperature monitoring.
- Industrial process control.
- Automotive applications, including battery-charging systems.
- Personal computers and other consumer electronics requiring temperature monitoring.
Q & A
- What is the operating temperature range of the AD7418ARM-REEL?
The AD7418ARM-REEL operates over a temperature range of -40°C to 125°C.
- What is the resolution of the ADC in the AD7418ARM-REEL?
The ADC has a resolution of 10 bits.
- What is the supply voltage range for the AD7418ARM-REEL?
The supply voltage range is from 2.7 V to 5.5 V.
- What type of interface does the AD7418ARM-REEL use?
The AD7418ARM-REEL uses an I²C-compatible serial interface.
- Is the AD7418ARM-REEL RoHS compliant?
No, the AD7418ARM-REEL is not RoHS compliant.
- What is the typical conversion time for the ADC?
The typical conversion time is 27 μs, with a maximum of 30 μs.
- Can multiple AD7418ARM-REEL devices be connected to a single bus?
- Does the AD7418ARM-REEL have automatic power-down features?
- What is the accuracy of the temperature sensor?
The temperature accuracy is ±2°C at 25°C and ±3°C over the full temperature range.
- Can an external reference be used with the AD7418ARM-REEL?
