Overview
The AD7812YRZ-REEL is a high-performance, 10-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the AD7812 series, known for its high speed, low power consumption, and versatility in various applications. The AD7812 operates from a single supply voltage ranging from 2.7 V to 5.5 V and features a successive approximation register (SAR) architecture, ensuring accurate and reliable conversions. It includes an on-chip track/hold amplifier and a 2.5 V on-chip reference, with the option to use an external reference voltage as well.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 10 |
| Sampling Rate | 350 kSPS |
| Number of Inputs | 7-8 |
| Input Type | Pseudo-differential, Single-ended |
| Data Interface | DSP-/Microcontroller-compatible serial interface |
| Analog Supply Voltage | 2.7 V to 5.5 V |
| Digital Supply Voltage | 2.7 V to 5.5 V |
| Operating Temperature Range | -40°C to 105°C |
| Package Type | 20-Lead SOIC (Wide) |
Key Features
- High sampling rate of 350 kSPS for rapid data acquisition.
- Multiple input channels (7-8) with configurable single-ended or pseudo-differential input types.
- SAR architecture for accurate and reliable conversions.
- Compatible with DSP and microcontroller interfaces for seamless integration.
- Selectable external or internal reference voltage.
- Automatic power-down mode for reduced power consumption during slower throughput rates.
- Robust operating temperature range of -40°C to 105°C, suitable for industrial and extreme environment applications.
Applications
- Data acquisition systems.
- Signal processing.
- Medical instrumentation.
- Industrial control systems.
Q & A
- What is the resolution of the AD7812YRZ-REEL ADC?
The AD7812YRZ-REEL has a 10-bit resolution.
- What is the sampling rate of the AD7812YRZ-REEL?
The sampling rate is 350 kSPS.
- How many input channels does the AD7812YRZ-REEL have?
The device has 7-8 input channels.
- What types of input configurations are supported by the AD7812YRZ-REEL?
The device supports both single-ended and pseudo-differential input configurations.
- What is the operating supply voltage range for the AD7812YRZ-REEL?
The operating supply voltage range is from 2.7 V to 5.5 V for both analog and digital supplies.
- Can the AD7812YRZ-REEL use an external reference voltage?
Yes, the device can use an external reference voltage by connecting it to the VREF pin and setting the EXTREF bit in the control register.
- What is the operating temperature range of the AD7812YRZ-REEL?
The operating temperature range is from -40°C to 105°C.
- Is the AD7812YRZ-REEL compatible with DSP and microcontroller interfaces?
Yes, it is compatible with the serial interfaces of most DSPs and microcontrollers.
- Can multiple AD7812YRZ-REEL devices share the same serial bus?
Yes, multiple devices can share the same serial bus and be individually addressed by hardwiring the device address pin.
- What is the package type of the AD7812YRZ-REEL?
The package type is a 20-Lead SOIC (Wide).
