Overview
The AD7920BRMZ-REEL7 is a 12-bit, high-speed, low-power successive-approximation analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is part of the AD7910/AD7920 family, which offers high throughput rates and low power consumption, making it suitable for a variety of applications requiring precise and efficient analog-to-digital conversion.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Throughput Rate | Up to 250 kSPS |
| Power Supply Range | 2.35 V to 5.25 V |
| Analog Input Range | 0 V to VDD |
| Package Type | 8-Lead MSOP |
| Operating Temperature Range | -40°C to +85°C |
| Conversion Time | Determined by the serial clock (SCLK) speed |
| Power Consumption | Low power dissipation at high throughput rates |
Key Features
- High-speed successive-approximation ADC with throughput rates up to 250 kSPS
- Low power consumption, with advanced design techniques to minimize power dissipation
- Flexible power and serial clock speed management, allowing for reduced power consumption in power-down mode
- On-chip track-and-hold amplifier capable of handling input frequencies in excess of 6 MHz
- No external reference required; reference derived from the power supply (VDD)
- Compact 8-Lead MSOP package, offering significant space-saving advantages
- Serial interface controlled by CS and SCLK, allowing easy interfacing with microprocessors or DSPs
Applications
The AD7920BRMZ-REEL7 is suitable for a wide range of applications that require high-speed, low-power analog-to-digital conversion. These include:
- Industrial automation and control systems
- Medical devices and diagnostic equipment
- Aerospace and defense systems
- Automotive systems, including sensor interfaces and data acquisition
- Consumer electronics, such as audio and video processing
Q & A
- What is the resolution of the AD7920BRMZ-REEL7?
The AD7920BRMZ-REEL7 has a resolution of 12 bits.
- What is the maximum throughput rate of the AD7920BRMZ-REEL7?
The maximum throughput rate is up to 250 kSPS.
- What is the power supply range for the AD7920BRMZ-REEL7?
The power supply range is from 2.35 V to 5.25 V.
- What is the analog input range for the AD7920BRMZ-REEL7?
The analog input range is from 0 V to VDD.
- Does the AD7920BRMZ-REEL7 require an external reference voltage?
No, the reference voltage is derived internally from the power supply (VDD).
- How is the conversion process controlled in the AD7920BRMZ-REEL7?
The conversion process is controlled using the CS (Chip Select) and SCLK (Serial Clock) inputs.
- What is the package type of the AD7920BRMZ-REEL7?
The package type is an 8-Lead MSOP.
- What is the operating temperature range of the AD7920BRMZ-REEL7?
The operating temperature range is from -40°C to +85°C.
- How does the AD7920BRMZ-REEL7 manage power consumption?
The device features low power dissipation at high throughput rates and a power-down mode to reduce power consumption when not converting.
- Can the AD7920BRMZ-REEL7 be used in high-frequency applications?
Yes, the on-chip track-and-hold amplifier can handle input frequencies in excess of 6 MHz.
