Overview
The AD7920BKSZ-REEL7 is a high-performance, 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is part of the AD7910/AD7920 series, known for their high speed, low power consumption, and compact packaging. The AD7920 operates from a single power supply ranging from 2.35 V to 5.25 V and features a throughput rate of up to 250 kSPS. It is housed in a 6-lead SC70 package, offering significant space-saving advantages. The device includes a low-noise, wide bandwidth track-and-hold amplifier and a successive approximation ADC, making it suitable for a variety of applications requiring precise and efficient analog-to-digital conversion.
Key Specifications
| Parameter | Value | Description |
|---|---|---|
| Resolution | 12 bits | The number of bits in the digital output of the ADC. |
| Sampling Rate | Up to 250 kSPS | The maximum rate at which the ADC can sample the analog input signal. |
| Power Supply | 2.35 V to 5.25 V | The voltage range of the single power supply required to operate the ADC. |
| Package Type | 6-Lead SC70 | The physical package of the component, which is compact and space-efficient. |
| Input Type | Single-Ended | The type of analog input signal the ADC can handle. |
| Analog Input Range | 0 to VDD | The range of the analog input signal that the ADC can convert. |
| Architecture | Successive Approximation (SAR) | The type of ADC architecture used in the component. |
| Operating Temperature | -40°C to +85°C | The temperature range over which the component is designed to operate. |
Key Features
- High Throughput Rate: The AD7920 can achieve throughput rates of up to 250 kSPS, making it suitable for high-speed applications.
- Low Power Consumption: The device uses advanced design techniques to achieve very low power dissipation at high throughput rates, with a power-down mode to maximize power efficiency.
- Compact Packaging: Available in a 6-lead SC70 package, offering significant space-saving advantages.
- Flexible Power and Serial Clock Management: The conversion rate is determined by the serial clock speed, allowing for reduced power consumption when in power-down mode.
- Internal Reference: The reference voltage is derived from the power supply (VDD), providing the widest dynamic input range.
- No Pipelined Delays: The conversion process and data acquisition are controlled using the chip select (CS) and serial clock, with no pipelined delays associated with the part.
Applications
The AD7920BKSZ-REEL7 is versatile and can be used in a variety of applications, including:
- Industrial Control Systems: High-speed and precise analog-to-digital conversion is crucial in industrial control systems.
- Medical Devices: The low power consumption and high accuracy make it suitable for medical devices that require reliable data acquisition.
- Aerospace and Defense: The component's robust design and wide operating temperature range make it suitable for harsh environments.
- Automotive Systems: The AD7920 can be used in automotive systems that require high-speed data acquisition and low power consumption.
Q & A
- What is the resolution of the AD7920BKSZ-REEL7?
The AD7920BKSZ-REEL7 has a resolution of 12 bits.
- What is the maximum sampling rate of the AD7920BKSZ-REEL7?
The maximum sampling rate is up to 250 kSPS.
- What is the power supply range for the AD7920BKSZ-REEL7?
The power supply range is from 2.35 V to 5.25 V.
- What type of package does the AD7920BKSZ-REEL7 come in?
The component is housed in a 6-lead SC70 package.
- What is the input type of the AD7920BKSZ-REEL7?
The input type is single-ended.
- How is the analog input range defined for the AD7920BKSZ-REEL7?
The analog input range is from 0 to VDD.
- What is the architecture of the AD7920BKSZ-REEL7?
The architecture is Successive Approximation (SAR).
- Does the AD7920BKSZ-REEL7 have any pipelined delays?
No, there are no pipelined delays associated with the part.
- How is the conversion rate controlled in the AD7920BKSZ-REEL7?
The conversion rate is determined by the serial clock speed.
- What is the operating temperature range of the AD7920BKSZ-REEL7?
The operating temperature range is from -40°C to +85°C.
