Overview
The AD7810YR is a high-speed, low-power, 10-bit analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This component operates from a single supply voltage ranging from 2.7 V to 5.5 V, making it suitable for a variety of applications, especially those requiring low power consumption and high accuracy. The AD7810YR features a successive approximation register (SAR) architecture and includes inherent track-and-hold functionality, a pseudo-differential input, and a high-speed serial interface compatible with most microcontrollers.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Bits | 10 | |
| Sampling Rate | 350 ksps | |
| Input Type | Pseudo-Differential | |
| Data Interface | SPI (2-Wire, Serial) | |
| Architecture | SAR (Successive Approximation Register) | |
| Reference Type | External | |
| Supply Voltage (Analog and Digital) | 2.7 V to 5.5 V | |
| Power Consumption (at 10 kSPS) | 270 µW | |
| Power Consumption (at 100 kSPS) | 2.7 mW | |
| Integral Nonlinearity (INL) | ±1 LSB | |
| Differential Nonlinearity (DNL) | ±1 LSB | |
| Operating Temperature Range | –40°C to +105°C | |
| Package Type | 8-SOIC, 8-MSOP, 8-microSOIC |
Key Features
- Low Power Operation: The AD7810YR consumes only 270 µW at a throughput rate of 10 kSPS and 2.7 mW at 100 kSPS, making it ideal for battery-powered applications.
- Automatic Power-Down: The device can automatically power down at the end of a conversion and wake up before the next conversion, significantly reducing power consumption at lower throughput rates.
- High-Speed Serial Interface: Compatible with most microcontrollers, the serial interface allows for easy connection without external circuitry.
- Inherent Track-and-Hold Functionality: This feature ensures accurate conversion of the input signal.
- Small Footprint Packages: Available in 8-lead SOIC, MSOP, and microSOIC packages, making it suitable for space-constrained designs.
- Wide Operating Temperature Range: Fully specified over a temperature range of –40°C to +105°C.
Applications
- Low Power, Hand-Held Portable Applications: Ideal for battery-powered test equipment and communication systems.
- Battery-Powered Devices: Suitable for any application requiring low power analog-to-digital conversion with high accuracy.
- Embedded Systems: Can be used in various embedded systems where low power consumption and high-speed conversion are necessary.
Q & A
- What is the resolution of the AD7810YR ADC?
The AD7810YR is a 10-bit analog-to-digital converter.
- What is the operating supply voltage range of the AD7810YR?
The AD7810YR operates from a single supply voltage ranging from 2.7 V to 5.5 V.
- What is the maximum sampling rate of the AD7810YR?
The maximum sampling rate of the AD7810YR is 350 ksps.
- What type of input does the AD7810YR support?
The AD7810YR supports pseudo-differential inputs.
- How does the AD7810YR reduce power consumption?
The AD7810YR reduces power consumption through an automatic power-down mode, where it powers down at the end of a conversion and wakes up before the next conversion.
- What is the typical power consumption of the AD7810YR at 10 kSPS?
The typical power consumption at 10 kSPS is 270 µW.
- What is the operating temperature range of the AD7810YR?
The AD7810YR is fully specified over a temperature range of –40°C to +105°C.
- What types of packages are available for the AD7810YR?
The AD7810YR is available in 8-lead SOIC, MSOP, and microSOIC packages.
- How does the AD7810YR interface with microcontrollers?
The AD7810YR interfaces with microcontrollers through a high-speed serial interface, compatible with most microcontrollers.
- What is the conversion time of the AD7810YR in high-speed mode?
In high-speed mode, the conversion time of the AD7810YR is 2.3 µs.
