Overview
The AD7548JRZ-REEL is a 12-bit monolithic CMOS Digital-to-Analog Converter (DAC) designed for use with 8-bit bus microprocessors. Manufactured by Analog Devices Inc., this component is part of the AD7548 series, known for its precision and versatility in various applications. The AD7548JRZ-REEL is packaged in a 20-lead SOIC (Small Outline Integrated Circuit) and is available in tape and reel format, making it suitable for high-volume production and automated assembly processes.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Bits | 12 | |
| Settling Time | 1.5 | μs (Typical) |
| Supply Voltage (Digital) | 5V, 11.4 V ~ 15.75 V | V |
| Supply Voltage (Analog) | 5V, 11.4 V ~ 15.75 V | V |
| Operating Temperature | 0°C ~ 70°C | °C |
| Package Type | 20-Lead SOIC (Wide) | |
| Output Type | Current - Unbuffered | |
| Integral Nonlinearity (INL) | ±1 (Max) | LSB |
| Differential Nonlinearity (DNL) | ±1 (Max) | LSB |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | |
| Lead Free / RoHS Status | Lead free / RoHS Compliant |
Key Features
- 12-Bit Resolution: Provides high precision in digital-to-analog conversion.
- Parallel Data Interface: Compatible with 8-bit bus microprocessors, allowing data to be loaded in two bytes.
- Flexible Data Loading: Can be configured to accept either left- or right-justified data, with the option to load the least significant byte or most significant byte first.
- Separate Load DAC Control: Allows the user to update the analog output coincident with loading new data or at any time after the data loading event, which is crucial in multi-DAC systems.
- Fast Settling Time: Typical settling time of 1.5 μs, ensuring quick response times.
- Wide Operating Temperature Range: Operates from 0°C to 70°C, making it suitable for various environmental conditions.
- RoHS Compliant: Lead-free and compliant with RoHS regulations, ensuring environmental sustainability.
Applications
The AD7548JRZ-REEL is versatile and can be used in a variety of applications, including:
- Industrial Control Systems: For precise control and monitoring in industrial environments.
- Medical Devices: Where high accuracy and reliability are critical.
- Aerospace and Defense: In systems requiring high precision and robust performance.
- Automotive Systems: For applications such as engine control, navigation, and safety systems.
- Test and Measurement Equipment: To provide accurate analog outputs for various measurement tasks.
Q & A
- What is the resolution of the AD7548JRZ-REEL DAC?
The AD7548JRZ-REEL has a 12-bit resolution.
- What type of data interface does the AD7548JRZ-REEL use?
The AD7548JRZ-REEL uses a parallel data interface compatible with 8-bit bus microprocessors.
- How is data loaded into the AD7548JRZ-REEL?
Data is loaded in two bytes, and the DAC can be configured to accept either left- or right-justified data.
- What is the typical settling time of the AD7548JRZ-REEL?
The typical settling time is 1.5 μs.
- What is the operating temperature range of the AD7548JRZ-REEL?
The operating temperature range is from 0°C to 70°C.
- Is the AD7548JRZ-REEL RoHS compliant?
Yes, the AD7548JRZ-REEL is lead-free and RoHS compliant.
- What package type is the AD7548JRZ-REEL available in?
The AD7548JRZ-REEL is available in a 20-lead SOIC (Wide) package.
- What is the output type of the AD7548JRZ-REEL?
The output type is current - unbuffered.
- What are the typical INL and DNL values for the AD7548JRZ-REEL?
The typical INL and DNL values are ±1 LSB (Max).
- What is the moisture sensitivity level (MSL) of the AD7548JRZ-REEL?
The MSL is 1 (Unlimited).
