Overview
The AD7547KN is a digital-to-analog converter (DAC) produced by Analog Devices Inc., although it is currently obsolete and no longer manufactured. This component was part of the family of DACs designed for various applications requiring precise analog output from digital inputs.
Key Specifications
| Specification | Value |
|---|---|
| Package Type | KDIP (Kovar DIP) or other surface mount packages |
| Number of Bits | 12-bit |
| Supply Voltage | +12 V to +15 V, ±10% tolerance |
| Logic Compatibility | TTL, 74HC, and 5 V CMOS |
| Operating Temperature | Typically -40°C to +85°C |
Key Features
- Dual DACs in One Package: Similar to other models like AD7537, though specific details for AD7547KN are limited due to its obsolete status.
- Space Saving: Available in compact packages such as KDIP and surface mount.
- Low Gain Error: Typically 1 LSB maximum over temperature.
- Fast Interface Timing: Compatible with most microprocessors.
- Separate AGND Lines: Each DAC may have separate analog ground lines for increased versatility.
Applications
- Automatic Test Equipment: Used in automated testing systems.
- Programmable Filters: Utilized in filter circuits that require adjustable parameters.
- Audio Applications: Suitable for audio systems requiring digital-to-analog conversion.
- Synchro Applications: Used in synchro and resolver systems.
- Process Control: Employed in industrial control systems for precise analog output.
Q & A
- What is the AD7547KN? The AD7547KN is a 12-bit digital-to-analog converter produced by Analog Devices Inc., now obsolete.
- What are the key specifications of the AD7547KN? It operates on a +12 V to +15 V supply voltage, is compatible with TTL, 74HC, and 5 V CMOS logic, and has a 12-bit resolution.
- What are the typical applications of the AD7547KN? It is used in automatic test equipment, programmable filters, audio applications, synchro applications, and process control.
- Why is the AD7547KN no longer available? The AD7547KN is obsolete and no longer manufactured by Analog Devices Inc.
- What are the substitutes for the AD7547KN? Direct substitutes like AD7547KNZ are available, though specific details may vary.
- What is the package type of the AD7547KN? It is available in KDIP and surface mount packages.
- Is the AD7547KN compatible with most microprocessors? Yes, it is designed to be compatible with most microprocessors.
- What is the operating temperature range of the AD7547KN? Typically -40°C to +85°C.
- Does the AD7547KN have separate AGND lines for each DAC? Yes, similar to other models, it likely has separate AGND lines for increased versatility.
- Where can I find more detailed specifications for the AD7547KN? Detailed specifications can be found in the datasheet, though it may be challenging due to its obsolete status.
