Overview
The AD7322BRUZ-REEL is a 12-bit analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This component is designed for high-speed data acquisition applications, including industrial process control, medical devices, and automotive systems. It features true bipolar operation, allowing for the conversion of both positive and negative voltage levels. The AD7322BRUZ-REEL operates with low power consumption and supports both external and internal reference circuitry. Despite being marked as obsolete, it remains a significant component in various legacy systems.
Key Specifications
| Specification | Value |
|---|---|
| Part Number | AD7322BRUZ-REEL |
| Manufacturer | Analog Devices Inc. |
| Package/Case | 14-TSSOP |
| Number of Bits | 12-bit |
| Number of Analog Input Channels | 2 |
| Input Type | Single-Ended, Pseudo-Differential, Differential |
| Input Voltage Range | ±10 V, ±5 V, ±2.5 V, 0 V to +10 V |
| Sampling Rate | 1 MSPS |
| Digital Interface | SPI, QSPI, DSP, Microwire |
| Operating Temperature Range | -40°C to +85°C |
| Power Supplies | 2.7V to 5.25V (Digital), ±12V to ±16.5V (Analog) |
| Maximum Power Dissipation | 31 mW |
| Integral Nonlinearity Error | ±1.1 LSB |
| Signal-to-Noise Ratio (SNR) | 76 dB (Min) |
Key Features
- 12-bit resolution with single ADC architecture
- Support for 1 or 2 input channels, configurable as single-ended, pseudo-differential, or differential inputs
- SPI, QSPI, DSP, and Microwire compatible digital interface
- True bipolar operation, allowing conversion of both positive and negative voltage levels
- External and internal reference types supported
- Low power consumption, with a maximum of 31 mW at 1 MSPS throughput rate
- Operating temperature range of -40°C to +85°C
- RoHS compliant and lead-free
Applications
- Industrial process control systems
- Medical devices requiring high-speed data acquisition
- Automotive systems that require accurate and fast conversion rates
- Other applications where high-resolution, low-power analog-to-digital conversion is necessary
Q & A
- What is the resolution of the AD7322BRUZ-REEL?
The AD7322BRUZ-REEL has a 12-bit resolution.
- How many analog input channels does the AD7322BRUZ-REEL support?
The AD7322BRUZ-REEL supports 2 analog input channels.
- What are the supported input types for the AD7322BRUZ-REEL?
The AD7322BRUZ-REEL supports single-ended, pseudo-differential, and differential input types.
- What is the sampling rate of the AD7322BRUZ-REEL?
The AD7322BRUZ-REEL has a sampling rate of 1 MSPS.
- What digital interfaces are supported by the AD7322BRUZ-REEL?
The AD7322BRUZ-REEL supports SPI, QSPI, DSP, and Microwire digital interfaces.
- What is the operating temperature range of the AD7322BRUZ-REEL?
The operating temperature range is -40°C to +85°C.
- What are the power supply requirements for the AD7322BRUZ-REEL?
The AD7322BRUZ-REEL requires power supplies ranging from 2.7V to 5.25V for digital circuits and ±12V to ±16.5V for analog inputs.
- Is the AD7322BRUZ-REEL RoHS compliant?
- What is the maximum power dissipation of the AD7322BRUZ-REEL?
The maximum power dissipation is 31 mW at 1 MSPS throughput rate.
- What is the status of the AD7322BRUZ-REEL in terms of production?
The AD7322BRUZ-REEL is marked as obsolete.
