Overview
The AD7920AKS-REEL7 is a 12-bit successive approximation (SAR) analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is part of the AD7920 series and is packaged in a 6-lead SC70 package, offering significant space-saving advantages. The AD7920 is designed for high-speed and low-power applications, making it suitable for a variety of industrial, medical, and consumer electronics.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 12 bits |
| Conversion Rate | Up to 250 kSPS |
| Power Supply Range | 2.35 V to 5.25 V |
| Analog Input Range | 0 V to VDD |
| Package Type | 6-lead SC70 |
| Operating Temperature Range | -40°C to +85°C |
| Serial Clock Frequency | Up to 5 MHz |
| Power Consumption | Low power, with power-down mode for efficiency |
Key Features
- High-speed conversion rate of up to 250 kSPS with a 5 MHz clock.
- Low power consumption with a power-down mode to maximize power efficiency.
- Flexible power and serial clock speed management.
- No pipeline delays, with conversion initiated on the falling edge of the chip select (CS) signal.
- On-chip track-and-hold, A/D converter, and serial interface.
- Internal reference derived from the power supply, providing the widest dynamic input range.
Applications
- Industrial automation and control systems.
- Medical devices requiring high-speed and low-power ADCs.
- Consumer electronics such as audio and video equipment.
- Embedded systems and microcontroller-based projects.
- Automotive and aerospace applications where space and power efficiency are critical.
Q & A
- What is the resolution of the AD7920AKS-REEL7?
The AD7920AKS-REEL7 has a resolution of 12 bits.
- What is the maximum conversion rate of the AD7920AKS-REEL7?
The maximum conversion rate is up to 250 kSPS with a 5 MHz clock.
- What is the power supply range for the AD7920AKS-REEL7?
The power supply range is from 2.35 V to 5.25 V.
- What is the analog input range for the AD7920AKS-REEL7?
The analog input range is from 0 V to VDD.
- What package type is the AD7920AKS-REEL7 available in?
The AD7920AKS-REEL7 is available in a 6-lead SC70 package.
- Does the AD7920AKS-REEL7 have a power-down mode?
Yes, the AD7920AKS-REEL7 features a power-down mode to maximize power efficiency.
- How is the conversion initiated on the AD7920AKS-REEL7?
The conversion is initiated on the falling edge of the chip select (CS) signal.
- Does the AD7920AKS-REEL7 require an external reference voltage?
No, the reference for the AD7920AKS-REEL7 is derived internally from the power supply.
- What is the operating temperature range for the AD7920AKS-REEL7?
The operating temperature range is from -40°C to +85°C.
- How does the serial clock input affect the AD7920AKS-REEL7?
The serial clock input accesses data from the part and provides the clock source for the successive approximation A/D converter.
