Overview
The AD7547JRZ is a dual 12-bit current output Digital-to-Analog Converter (DAC) produced by Analog Devices Inc. This device is integrated on a single monolithic chip and includes level shifters, data registers, and control logic, making it easy to interface with microprocessors. The AD7547JRZ is designed for precision applications and offers excellent thermal and gain error tracking due to its monolithic construction.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 12 bits |
| Output Type | Current output |
| Number of DACs | 2 |
| Operating Temperature Range | -40°C to 85°C |
| Logic Compatibility | TTL, 74HC, 5V CMOS |
| Package Type | 24-Lead SOIC (Wide) |
| Moisture Sensitivity Level | Not specified in provided sources |
| Data Inputs | 12 |
| Control Signals | CSA, CSB, WR |
Key Features
- Dual 12-bit current output DACs on a single monolithic chip.
- Level shifters, data registers, and control logic for easy microprocessor interfacing.
- 4-quadrant multiplication capabilities with separate reference inputs and feedback resistors.
- Guaranteed 12-bit monotonicity over the full temperature range.
- Speed compatible with most microprocessors.
- Accepts TTL, 74HC, and 5V CMOS logic level inputs.
Applications
The AD7547JRZ is suitable for various precision applications, including industrial control systems, medical devices, and any system requiring high accuracy and reliable digital-to-analog conversion. Its 4-quadrant multiplication capabilities make it particularly useful in applications involving signal processing and control.
Q & A
- What is the resolution of the AD7547JRZ DAC?
The AD7547JRZ has a resolution of 12 bits. - How many DACs are integrated on the AD7547JRZ chip?
The AD7547JRZ contains two 12-bit DACs. - What is the operating temperature range of the AD7547JRZ?
The operating temperature range is -40°C to 85°C. - What types of logic inputs does the AD7547JRZ accept?
The AD7547JRZ accepts TTL, 74HC, and 5V CMOS logic level inputs. - What is the package type of the AD7547JRZ?
The AD7547JRZ is available in a 24-Lead SOIC (Wide) package. - Does the AD7547JRZ support 4-quadrant multiplication?
Yes, the AD7547JRZ supports 4-quadrant multiplication with separate reference inputs and feedback resistors. - Is the AD7547JRZ guaranteed to be monotonic over its full temperature range?
Yes, the AD7547JRZ is guaranteed to be monotonic over its full temperature range. - How are the data inputs and control signals managed on the AD7547JRZ?
The data is latched into the DAC registers on the rising edge of the WR signal, and the CSA, CSB, and WR control signals manage DAC selection and loading. - What are some typical applications for the AD7547JRZ?
The AD7547JRZ is suitable for industrial control systems, medical devices, and other applications requiring high accuracy and reliable digital-to-analog conversion. - Is the AD7547JRZ compatible with most microprocessors?
Yes, the AD7547JRZ is speed compatible with most microprocessors.
