Overview
The AD7943BRSZ-REEL is a 12-bit digital-to-analog converter (DAC) manufactured by Analog Devices Inc. This component is part of the AD7943 series, which offers superior speed and power consumption performance, making it a suitable replacement for industry-standard DACs like the AD7543, AD7545, and AD7548. The AD7943BRSZ-REEL is available in a 20-lead SSOP (Shrink Small Outline Package) and is designed for single-supply applications.
Key Specifications
| Parameter | Value | Units | Test Conditions/Comments |
|---|---|---|---|
| Resolution | 12 Bits | 1 LSB = VREF/2^12 = 2.44 mV when VREF = 10 V | |
| Output High Voltage (VOH) | VDD – 0.2 V min | V | |
| Power Supply Range (VDD) | 3.0/5.5 V min/max | V | |
| Power Supply Sensitivity | –75 dB typ | dB | ∆Gain/∆VDD |
| Current Consumption (IDD) | 5 µA max | µA | VINH = VDD – 0.1 V min, VINL = 0.1 V max |
| Settling Time | 600 ns (Typ) | ns | |
| Sampling Rate | 1.7 MS/s | S/s | |
| Interface Type | Serial | ||
| Operating Temperature Range | –40°C to +85°C | °C | |
| Package Type | 20-lead SSOP |
Key Features
- High Resolution: 12-bit resolution providing precise analog output.
- Low Power Consumption: Maximum current consumption of 5 µA, making it suitable for power-sensitive applications.
- Fast Settling Time: Settling time of 600 ns, ensuring rapid conversion and output stability.
- Serial Interface: Supports serial input loading, facilitating easy integration into digital systems.
- Wide Operating Temperature Range: Operates from –40°C to +85°C, making it versatile for various environmental conditions.
- Compact Packaging: Available in a 20-lead SSOP package, ideal for space-constrained designs.
- RoHS Compliant: Lead-free and compliant with RoHS standards, ensuring environmental sustainability.
Applications
- Industrial Control Systems: Used in control systems that require precise analog outputs for actuation and monitoring.
- Medical Devices: Suitable for medical equipment that demands high accuracy and low power consumption.
- Aerospace and Defense: Employed in various aerospace and defense applications where reliability and precision are critical.
- Automotive Systems: Used in automotive systems for control and monitoring functions.
- Consumer Electronics: Found in consumer electronics that require high-resolution analog outputs, such as audio and video equipment.
Q & A
- What is the resolution of the AD7943BRSZ-REEL?
The AD7943BRSZ-REEL has a 12-bit resolution.
- What is the typical settling time of the AD7943BRSZ-REEL?
The typical settling time is 600 ns.
- What is the maximum current consumption of the AD7943BRSZ-REEL?
The maximum current consumption is 5 µA.
- What is the operating temperature range of the AD7943BRSZ-REEL?
The operating temperature range is from –40°C to +85°C.
- What type of interface does the AD7943BRSZ-REEL support?
The AD7943BRSZ-REEL supports a serial interface.
- Is the AD7943BRSZ-REEL RoHS compliant?
Yes, the AD7943BRSZ-REEL is RoHS compliant.
- What is the package type of the AD7943BRSZ-REEL?
The package type is a 20-lead SSOP.
- What is the sampling rate of the AD7943BRSZ-REEL?
The sampling rate is 1.7 MS/s.
- Can the AD7943BRSZ-REEL be used in single-supply applications?
Yes, the AD7943BRSZ-REEL is designed for single-supply applications.
- What are some common applications of the AD7943BRSZ-REEL?
Common applications include industrial control systems, medical devices, aerospace and defense, automotive systems, and consumer electronics.
