Overview
The AD7812YNZ is a high-speed, low-power, 10-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This device operates from a single supply voltage ranging from 2.7 V to 5.5 V and is designed for various data acquisition applications. It features a successive approximation (SAR) architecture and includes an on-chip track and hold amplifier, as well as a high-speed serial interface compatible with most digital signal processors (DSPs) and microcontrollers.
Key Specifications
| Specification | Value |
|---|---|
| Number of Bits | 10 |
| Sampling Rate (Per Second) | 350 kSPS |
| Number of Inputs | 8 (single-ended or pseudo differential) |
| Input Type | Single Ended or Pseudo Differential |
| Data Interface | Serial |
| Architecture | SAR (Successive Approximation) |
| Reference Type | Internal (2.5 V ± 2.5%) or External |
| Voltage - Supply, Analog | 2.7 V ~ 5.5 V |
| Voltage - Supply, Digital | 2.7 V ~ 5.5 V |
| Operating Temperature | -40°C ~ 105°C |
| Package / Case | 20-Lead PDIP (0.3", 7.62mm) |
Key Features
- Low power consumption: Typically 10 mW at 350 kSPS, with automatic power-down mode for reduced power dissipation at lower throughput rates.
- High-speed sampling: Supports up to 350 kSPS.
- On-chip track and hold amplifier and reference circuit: The on-chip 2.5 V reference can be powered down when using an external reference.
- Flexible input configuration: Inputs can be configured as single-ended or pseudo differential channels.
- Hardware and software control: Provides both hardware and software control for convert start and power-down.
- DSP/microcontroller-compatible serial interface: Allows easy integration with digital signal processors and microcontrollers.
Applications
The AD7812YNZ is suitable for a variety of applications, including data acquisition systems, industrial control systems, medical devices, and automotive systems. Its low power consumption and high-speed sampling capabilities make it particularly useful in battery-powered devices and systems requiring high accuracy and reliability.
Q & A
- What is the resolution of the AD7812YNZ ADC?
The AD7812YNZ has a resolution of 10 bits. - What is the sampling rate of the AD7812YNZ?
The sampling rate of the AD7812YNZ is up to 350 kSPS. - How many input channels does the AD7812YNZ have?
The AD7812YNZ has 8 input channels that can be configured as single-ended or pseudo differential. - What is the supply voltage range for the AD7812YNZ?
The supply voltage range for the AD7812YNZ is 2.7 V to 5.5 V. - What type of architecture does the AD7812YNZ use?
The AD7812YNZ uses a successive approximation (SAR) architecture. - Does the AD7812YNZ have an on-chip reference?
Yes, the AD7812YNZ has an on-chip 2.5 V reference, but it can also use an external reference. - What is the operating temperature range of the AD7812YNZ?
The operating temperature range of the AD7812YNZ is -40°C to 105°C. - What type of package does the AD7812YNZ come in?
The AD7812YNZ comes in a 20-Lead PDIP package. - Is the AD7812YNZ qualified for automotive applications?
Yes, the AD7812YNZ is qualified for automotive applications. - Can the AD7812YNZ be used in battery-powered devices?
Yes, the AD7812YNZ is suitable for battery-powered devices due to its low power consumption and automatic power-down mode.
