Overview
The AD7528KP-REEL is a dual 8-bit digital-to-analog converter (DAC) produced by Analog Devices Inc. This monolithic device features two highly matched CMOS DACs, making it suitable for a variety of applications, particularly in audio, graphics, and process control areas. The AD7528KP-REEL is available in a 20-lead PLCC (J-Lead) package and operates from a +5V to +15V power supply, dissipating only 20 mW of power. It includes separate on-chip latches for each DAC, facilitating easy interface with microprocessors such as the 6800, 8080, 8085, and Z80.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | AD7528KP-REEL |
| Number of Bits | 8 |
| Number of D/A Converters | 2 |
| Settling Time | 400 ns |
| Output Type | Current - Unbuffered |
| Differential Output | No |
| Data Interface | Parallel |
| Reference Type | External |
| Voltage - Supply, Analog | +5 V to +15 V |
| Voltage - Supply, Digital | +5 V to +15 V |
| INL/DNL (LSB) | ±0.5 (Max), ±1 (Max) |
| Architecture | R-2R |
| Operating Temperature | -40°C to +85°C |
| Mounting Type | Surface Mount |
| Package/Case | 20-LCC (J-Lead) |
Key Features
- DAC-to-DAC Matching: Excellent matching between the two DACs, making it ideal for applications requiring precise analog output matching.
- Low Power Consumption: Operates with a power dissipation of only 20 mW.
- Wide Operating Voltage Range: Can operate from +5 V to +15 V for both analog and digital supplies.
- Parallel Data Interface: Compatible with most 8-bit microprocessors, including 6800, 8080, 8085, and Z80.
- External Reference Input: Allows for flexible reference voltage configuration for each DAC.
- R-2R Architecture: Uses an inverted R-2R ladder structure for stable and accurate analog output.
Applications
- Audio Systems: Suitable for audio applications due to its high precision and low noise characteristics.
- Graphics and Display Systems: Ideal for generating precise analog signals in graphics and display applications.
- Process Control Systems: Used in process control for accurate and reliable analog output signals.
- Industrial Automation: Can be used in various industrial automation applications requiring precise analog-to-digital conversion.
Q & A
- What is the AD7528KP-REEL?
The AD7528KP-REEL is a dual 8-bit digital-to-analog converter (DAC) produced by Analog Devices Inc..
- What is the package type of the AD7528KP-REEL?
The AD7528KP-REEL is available in a 20-lead PLCC (J-Lead) package.
- What is the operating voltage range of the AD7528KP-REEL?
The device operates from +5 V to +15 V for both analog and digital supplies.
- What is the settling time of the AD7528KP-REEL?
The settling time of the AD7528KP-REEL is 400 ns.
- Does the AD7528KP-REEL have differential output?
No, the AD7528KP-REEL does not have differential output.
- What type of data interface does the AD7528KP-REEL use?
The AD7528KP-REEL uses a parallel data interface.
- What is the architecture of the AD7528KP-REEL's DACs?
The DACs in the AD7528KP-REEL use an R-2R architecture.
- What are the typical applications of the AD7528KP-REEL?
The AD7528KP-REEL is typically used in audio, graphics, process control, and industrial automation applications.
- Is the AD7528KP-REEL RoHS compliant?
No, the AD7528KP-REEL contains lead and is not RoHS compliant.
- What is the operating temperature range of the AD7528KP-REEL?
The operating temperature range of the AD7528KP-REEL is -40°C to +85°C.
