Overview
The AD7812YRUZ-REEL7 is a high-speed, low-power, 10-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the AD7812 series and is designed for high-performance applications requiring precise and rapid analog-to-digital conversions. It operates from a single 2.7 V to 5.5 V supply and features a successive approximation (SAR) architecture, making it suitable for a wide range of applications including data acquisition systems, industrial control systems, medical instrumentation, and communication systems.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 10 |
| Number of Inputs | 7 or 8 |
| Input Type | Pseudo-Differential, Single-Ended |
| Sampling Rate | Up to 350 kSPS |
| Reference Type | Internal (2.5 V ± 2.5%), External |
| Supply Voltage | 2.7 V to 5.5 V |
| Operating Temperature | -40°C to 105°C |
| Package | 20-Lead TSSOP |
| Mounting Type | Surface Mount |
| Data Interface | DSP-/Microcontroller-Compatible Serial Interface |
| Power Consumption | Typically 10 mW, reduced to 315 µW @ 10 kSPS with power-down mode |
Key Features
- High-speed successive approximation (SAR) ADC with a conversion time of 2.3 µs.
- On-chip track/hold amplifier and 2.5 V on-chip reference (±2.5%).
- Option to use an external reference by connecting it to the VREF pin.
- Configurable input channels as single-ended or pseudo-differential using the control register.
- Software convert start and software power-down capabilities.
- Compatible with the serial interfaces of most DSPs and microcontrollers.
- Automatic power-down mode to reduce power consumption at lower throughput rates.
- RoHS compliant and lead-free.
Applications
- Data Acquisition Systems
- Industrial Control Systems
- Medical Instrumentation
- Communication Systems
Q & A
- What is the resolution of the AD7812YRUZ-REEL7 ADC?
The AD7812YRUZ-REEL7 has a 10-bit resolution.
- How many input channels does the AD7812YRUZ-REEL7 have?
The AD7812YRUZ-REEL7 has 7 or 8 multiplexed input channels.
- What is the sampling rate of the AD7812YRUZ-REEL7?
The sampling rate of the AD7812YRUZ-REEL7 is up to 350 kSPS.
- What are the supply voltage ranges for the AD7812YRUZ-REEL7?
The supply voltage ranges for the AD7812YRUZ-REEL7 are from 2.7 V to 5.5 V.
- What types of input configurations are supported by the AD7812YRUZ-REEL7?
The AD7812YRUZ-REEL7 supports both single-ended and pseudo-differential input configurations.
- Can the AD7812YRUZ-REEL7 use an external reference voltage?
Yes, the AD7812YRUZ-REEL7 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 AD7812YRUZ-REEL7?
The operating temperature range of the AD7812YRUZ-REEL7 is from -40°C to 105°C.
- What is the package type of the AD7812YRUZ-REEL7?
The AD7812YRUZ-REEL7 is packaged in a 20-Lead TSSOP.
- Is the AD7812YRUZ-REEL7 RoHS compliant?
Yes, the AD7812YRUZ-REEL7 is RoHS compliant and lead-free.
- What are some typical applications of the AD7812YRUZ-REEL7?
The AD7812YRUZ-REEL7 is typically used in data acquisition systems, industrial control systems, medical instrumentation, and communication systems.
