Overview
The AD7457BRTZ-REEL7 is a low-power, pseudo-differential, 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is designed for high-performance applications requiring low power consumption and high accuracy. It operates at a sampling rate of up to 100 kSPS and is packaged in an 8-lead SOT-23 package, making it suitable for space-constrained designs.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12-bit |
| Sampling Rate | Up to 100 kSPS |
| Input Type | Pseudo-differential |
| Package Type | 8-Lead SOT-23 |
| Operating Temperature Range | -40°C to +85°C |
| Power Supply | Single supply: 2.7 V to 5.5 V |
| Power Consumption | Typically 3.5 mW at 3 V and 100 kSPS |
Key Features
- Low power consumption, typically 3.5 mW at 3 V and 100 kSPS, making it suitable for battery-powered devices.
- Pseudo-differential analog input structure, which allows for a high degree of flexibility in the configuration of the analog input.
- High accuracy with a maximum INL of ±1 LSB and a maximum DNL of ±1 LSB.
- Serial interface compatible with SPI, QSPI, and DSP interface standards.
- Small 8-lead SOT-23 package, ideal for space-constrained applications.
Applications
- Battery-powered devices, such as portable medical equipment and handheld instruments.
- Industrial control systems, including process control and automation.
- Automotive systems, particularly those requiring low power and high accuracy.
- Consumer electronics, such as audio and video equipment.
- Medical devices, including patient monitoring systems and diagnostic equipment.
Q & A
- What is the resolution of the AD7457BRTZ-REEL7 ADC?
The AD7457BRTZ-REEL7 has a resolution of 12 bits.
- What is the maximum sampling rate of the AD7457BRTZ-REEL7?
The maximum sampling rate is up to 100 kSPS.
- What type of input does the AD7457BRTZ-REEL7 support?
The AD7457BRTZ-REEL7 supports pseudo-differential analog inputs.
- What is the operating temperature range of the AD7457BRTZ-REEL7?
The operating temperature range is -40°C to +85°C.
- What is the typical power consumption of the AD7457BRTZ-REEL7 at 3 V and 100 kSPS?
The typical power consumption is 3.5 mW.
- What type of package does the AD7457BRTZ-REEL7 come in?
The AD7457BRTZ-REEL7 is packaged in an 8-lead SOT-23 package.
- Is the AD7457BRTZ-REEL7 compatible with SPI, QSPI, and DSP interfaces?
Yes, it is compatible with these serial interface standards.
- What are some typical applications for the AD7457BRTZ-REEL7?
Typical applications include battery-powered devices, industrial control systems, automotive systems, consumer electronics, and medical devices.
- What is the maximum INL and DNL for the AD7457BRTZ-REEL7?
The maximum INL is ±1 LSB and the maximum DNL is ±1 LSB.
- What is the power supply range for the AD7457BRTZ-REEL7?
The power supply range is from 2.7 V to 5.5 V.
