Overview
The AD7943ARS-BREEL is a 12-bit multiplying Digital-to-Analog Converter (DAC) produced by Analog Devices Inc. This component is designed to offer high performance and low power consumption, making it suitable for a variety of applications that require precise analog output. The AD7943 is part of a family of DACs that include the AD7945 and AD7948, each offering similar functionality but with different package options.
Key Specifications
| Parameter | Value | Units | Test Conditions/Comments |
|---|---|---|---|
| Resolution | 12 bits | - | - |
| Relative Accuracy | 0.5 LSBs INL and DNL | - | VDD = +3 V to +5.5 V; VREF = +0 V to 2.45 V; TA = TMIN to TMAX |
| Supply Voltage | +3 V to +5.5 V | V | - |
| Output Voltage Settling Time | 600 ns (typ) | ns | To 0.01% of Full-Scale Range; VREF = +10 V |
| Digital to Analog Glitch Impulse | 60 nV-s (typ) | nV-s | Measured with VREF = 0 V |
| STB Pulsewidth | 40 ns (min) | ns | - |
| Data Setup Time | 15 ns (min) | ns | - |
| Data Hold Time | 35 ns (min) | ns | - |
| Package Type | 20-lead SSOP | - | - |
Key Features
- 12-bit resolution with 0.5 LSBs INL and DNL for high accuracy.
- Guaranteed specifications with +3.3 V/+5 V supply voltage.
- Low power consumption.
- Fast interface with 40 ns strobe pulsewidth.
- Multiple package options including 16-lead DIP, 16-lead SOP, and 20-lead SSOP.
- High-speed digital interface with short setup and hold times.
Applications
The AD7943ARS-BREEL is suitable for various applications requiring precise digital-to-analog conversion, such as:
- Industrial control systems.
- Aerospace and defense systems.
- Medical devices.
- Automotive systems.
- Test and measurement equipment.
Q & A
- What is the resolution of the AD7943ARS-BREEL?
The AD7943ARS-BREEL has a 12-bit resolution. - What is the typical output voltage settling time of the AD7943ARS-BREEL?
The typical output voltage settling time is 600 ns to 0.01% of the full-scale range. - What are the supply voltage ranges for the AD7943ARS-BREEL?
The supply voltage ranges from +3 V to +5.5 V. - What is the package type of the AD7943ARS-BREEL?
The package type is 20-lead SSOP. - What is the digital to analog glitch impulse of the AD7943ARS-BREEL?
The digital to analog glitch impulse is 60 nV-s (typical). - What are the typical applications of the AD7943ARS-BREEL?
The AD7943ARS-BREEL is used in industrial control systems, aerospace and defense systems, medical devices, automotive systems, and test and measurement equipment. - How does the AD7943ARS-BREEL compare to older models like the AD7543?
The AD7943ARS-BREEL offers superior speed and power consumption performance compared to older models like the AD7543. - What is the minimum STB pulsewidth for the AD7943ARS-BREEL?
The minimum STB pulsewidth is 40 ns. - What are the data setup and hold times for the AD7943ARS-BREEL?
The data setup time is 15 ns (min), and the data hold time is 35 ns (min). - Is the AD7943ARS-BREEL available in different package types?
Yes, the AD7943 family is available in various package types including 16-lead DIP, 16-lead SOP, and 20-lead SSOP.
