Overview
The ADS7822UBG4 is a high-performance, 12-bit analog-to-digital converter (ADC) produced by Texas Instruments, which was previously part of Burr Brown. This microPower™ sampling ADC is designed for applications requiring high speed and low power consumption. It features a successive approximation register (SAR) architecture and supports pseudo-differential or single-ended input configurations. The device operates over a wide temperature range of -40°C to 85°C, making it suitable for various industrial and automotive applications.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Input Channels | 1 |
| Input Type | Pseudo-Differential, Single-Ended |
| Architecture | SAR (Successive Approximation Register) |
| Analog Voltage Supply (AVDD) | 2.7V ~ 3.6V, 5V |
| Digital Voltage Supply | 2.7V ~ 3.6V, 5V |
| Resolution | 12 Bits |
| Sample Rate (Max) | 200 kSPS |
| Operating Temperature Range | -40°C to 85°C |
| Package Type | 8-SOIC (0.154", 3.90mm Width) |
| Power Consumption (Typical) | 1.6 mW |
| Interface | SPI (Serial Peripheral Interface) |
| Reference Type | External |
Key Features
- High-speed sampling rate of up to 200 kSPS.
- Low power consumption of 1.6 mW typical.
- 12-bit resolution with SAR architecture.
- Pseudo-differential or single-ended input configurations.
- Wide operating temperature range of -40°C to 85°C.
- External reference type for flexibility.
- SPI interface for serial data communication.
- Compact 8-SOIC package.
Applications
- Industrial automation and control systems.
- Automotive systems, including engine control and safety systems.
- Medical devices requiring high accuracy and low power consumption.
- Test and measurement equipment.
- Embedded systems in various industries.
Q & A
- What is the resolution of the ADS7822UBG4 ADC?
The ADS7822UBG4 has a resolution of 12 bits.
- What is the maximum sampling rate of the ADS7822UBG4?
The maximum sampling rate is 200 kSPS.
- What are the input configurations supported by the ADS7822UBG4?
The device supports pseudo-differential and single-ended input configurations.
- What is the operating temperature range of the ADS7822UBG4?
The operating temperature range is -40°C to 85°C.
- What type of interface does the ADS7822UBG4 use for data communication?
The device uses an SPI (Serial Peripheral Interface) for data communication.
- What is the typical power consumption of the ADS7822UBG4?
The typical power consumption is 1.6 mW.
- What is the package type of the ADS7822UBG4?
The package type is 8-SOIC (0.154", 3.90mm Width).
- Is the ADS7822UBG4 RoHS compliant?
Yes, the ADS7822UBG4 is RoHS compliant.
- What is the reference type used by the ADS7822UBG4?
The device uses an external reference type.
- What is the lifecycle status of the ADS7822UBG4?
The ADS7822UBG4 is active and recommended for new designs.
