Overview
The AD7528JR-REEL, produced by Analog Devices Inc., is a monolithic dual 8-bit digital-to-analog converter (DAC) known for its excellent DAC-to-DAC matching. This component is particularly useful in applications requiring precise analog output control, such as audio, graphics, and process control systems. The AD7528 is available in 20-lead DIP and 20-terminal surface mount packages, making it versatile for various design needs. It operates from a +5V to +15V power supply, dissipating only 20mW of power, and is bus compatible with most 8-bit microprocessors.
Key Specifications
| Parameter | Value |
|---|---|
| Number of D/A Converters | 2 |
| Number of Bits | 8 |
| Settling Time | 400ns |
| Output Type | Current - Unbuffered |
| Differential Output | No |
| Data Interface | Parallel |
| Reference Type | External |
| Voltage - Supply, Analog/Digital | +5V to +15V |
| INL/DNL (LSB) | ±1 (Max), ±1 (Max) |
| Architecture | R-2R |
| Operating Temperature | -40°C to +85°C |
| Supplier Device Package | 20-SOIC |
| Mounting Type | Surface Mount |
Key Features
- Two independent 8-bit DACs with excellent DAC-to-DAC matching.
- On-chip latches for each DAC, facilitating easy microprocessor interface.
- TTL/CMOS compatible input port.
- Four quadrant multiplication characteristics with separate reference input and feedback resistor for each DAC.
- Low power consumption: 20mW.
- Wide operating voltage range: +5V to +15V.
- Bus compatible with most 8-bit microprocessors (e.g., 6800, 8080, 8085, Z80).
Applications
- Digital control of gain/attenuation and filter parameters.
- Stereo audio circuits.
- X-Y graphics systems.
- Data acquisition systems.
- Instrumentation equipment.
- Industrial control systems.
- Test and measurement instruments.
Q & A
- What is the AD7528JR-REEL?
The AD7528JR-REEL is a dual 8-bit digital-to-analog converter produced by Analog Devices Inc.
- What are the key applications of the AD7528JR-REEL?
Key applications include digital control of gain/attenuation, stereo audio circuits, X-Y graphics systems, data acquisition systems, instrumentation equipment, industrial control systems, and test and measurement instruments.
- What is the operating voltage range of the AD7528JR-REEL?
The AD7528JR-REEL operates from a +5V to +15V power supply.
- What is the settling time of the AD7528JR-REEL?
The settling time is 400ns.
- Is the AD7528JR-REEL RoHS compliant?
No, the AD7528JR-REEL is not RoHS compliant.
- What type of data interface does the AD7528JR-REEL use?
The AD7528JR-REEL uses a parallel data interface.
- What is the architecture of the DACs in the AD7528JR-REEL?
The DACs use an R-2R architecture.
- What is the operating temperature range of the AD7528JR-REEL?
The operating temperature range is -40°C to +85°C.
- Is the AD7528JR-REEL compatible with most 8-bit microprocessors?
Yes, it is bus compatible with most 8-bit microprocessors, including 6800, 8080, 8085, and Z80.
- What is the power consumption of the AD7528JR-REEL?
The power consumption is 20mW.
