Overview
The AD7452BRTZ-R2 is a high-performance, 12-bit successive approximation analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed for high throughput and low power consumption, making it suitable for a variety of applications requiring precise analog-to-digital conversion. The AD7452 operates with either 3 V or 5 V power supplies and features a fully differential analog input, which enhances its accuracy and noise immunity.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Throughput Rate | Up to 555 kSPS |
| Power Supply | 3 V or 5 V |
| Power Consumption (3 V supply) | 3.3 mW max at 555 kSPS |
| Analog Input | Fully differential |
| Reference Voltage (5 V supply) | Up to 3.5 V |
| Reference Voltage (3 V supply) | Up to 2.2 V |
| Package | 8-lead SOT-23 |
| Operating Temperature | –40°C to +85°C |
| Output Coding | Twos complement |
Key Features
- High throughput with low power consumption, achieving up to 555 kSPS with a 10 MHz serial clock.
- Flexible power supply options: operates with either 3 V or 5 V power supplies.
- Fully differential analog input for improved noise immunity and accuracy.
- On-chip differential track-and-hold amplifier and successive approximation ADC.
- Serial interface for data access and clock source.
- Power-down option for reduced power consumption between conversions.
- No pipeline delays due to SAR architecture.
Applications
The AD7452BRTZ-R2 is suitable for various applications that require high-speed, low-power analog-to-digital conversion. These include:
- Industrial control systems.
- Medical devices.
- Aerospace and defense systems.
- Automotive systems.
- Data acquisition systems.
Q & A
- What is the resolution of the AD7452BRTZ-R2?
The AD7452BRTZ-R2 has a resolution of 12 bits. - What are the power supply options for the AD7452BRTZ-R2?
The device operates with either 3 V or 5 V power supplies. - What is the maximum throughput rate of the AD7452BRTZ-R2?
The maximum throughput rate is up to 555 kSPS with a 10 MHz serial clock. - What type of analog input does the AD7452BRTZ-R2 have?
The device features a fully differential analog input. - What is the package type of the AD7452BRTZ-R2?
The device is housed in an 8-lead SOT-23 package. - Does the AD7452BRTZ-R2 have a power-down feature?
Yes, it has a power-down option for reduced power consumption between conversions. - What is the output coding format of the AD7452BRTZ-R2?
The output coding is in twos complement format. - What is the operating temperature range of the AD7452BRTZ-R2?
The operating temperature range is –40°C to +85°C. - Does the AD7452BRTZ-R2 require an external reference voltage?
Yes, it requires an external reference voltage applied to the VREF pin. - What is the maximum reference voltage for a 3 V supply?
The maximum reference voltage for a 3 V supply is 2.2 V.
