Overview
The AD7524JR-REEL7, produced by Analog Devices Inc., is a low-cost, 8-bit monolithic CMOS Digital-to-Analog Converter (DAC) designed for direct interface to most microprocessors. This device features an 8-bit DAC with input latches and operates from a supply voltage range of +5 V to +15 V, making it compatible with various microprocessor buses or output ports. The AD7524 is known for its excellent multiplying characteristics, supporting both 2- and 4-quadrant operations, which makes it an ideal choice for microprocessor-controlled gain setting and signal control applications.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 8 bits |
| Converter Primary Function | Precision DAC |
| DAC Type | Current Steering |
| Data Input Format | Offset Binary, Straight Binary |
| Interface | Parallel |
| Operating Temperature Range | -40 to 85 °C |
| Power (typical) | 30 mW |
| Output Current Settling Time (to 1/2 LSB) | 400 ns max (OUT1 Load = 100 Ω, CEXT = 13 pF) |
| AC Feedthrough at OUT1 | 0.25% FSR max (VREF = ±10 V, 100 kHz Sine Wave) |
| Reference Input Resistance (RIN) | 5 kΩ min to 20 kΩ max |
| Output Capacitance (COUT1 and COUT2) | 120 pF max and 30 pF max respectively |
| Package | 16-lead SOIC |
Key Features
- Highly stable thin film R-2R ladder and eight N-channel current switches on a monolithic chip.
- Direct interface to most microprocessor buses or output ports with operation from +5 V to +15 V.
- Excellent multiplying characteristics supporting 2- and 4-quadrant operations.
- Low power dissipation of less than 10 milliwatts.
- TTL compatibility when using a +5 V supply.
- Fast loading speed compatible with most microprocessors.
- Input latches and nonlatched input D/A converter modes).
Applications
- Microprocessor-controlled gain setting and signal control applications.
- Industrial control systems requiring precise analog output control.
- Aerospace and defense applications, especially with the AD7524-EP model which supports AQEC standards).
- Data acquisition systems where high accuracy and stability are required).
Q & A
- What is the resolution of the AD7524JR-REEL7?
The AD7524JR-REEL7 has an 8-bit resolution).
- What is the operating voltage range of the AD7524JR-REEL7?
The device operates from +5 V to +15 V).
- What type of DAC is the AD7524JR-REEL7?
The AD7524JR-REEL7 is a current steering DAC).
- What is the typical power dissipation of the AD7524JR-REEL7?
The typical power dissipation is less than 10 milliwatts).
- What is the output current settling time of the AD7524JR-REEL7?
The output current settling time is 400 ns max (to 1/2 LSB) with OUT1 Load = 100 Ω and CEXT = 13 pF).
- What is the AC feedthrough at OUT1 for the AD7524JR-REEL7?
The AC feedthrough at OUT1 is 0.25% FSR max with VREF = ±10 V and a 100 kHz sine wave).
- What is the package type of the AD7524JR-REEL7?
The package type is 16-lead SOIC).
- Does the AD7524JR-REEL7 support TTL compatibility?
Yes, it supports TTL compatibility when using a +5 V supply).
- What are the primary applications of the AD7524JR-REEL7?
The primary applications include microprocessor-controlled gain setting, signal control, industrial control systems, and aerospace and defense applications).
- Is the AD7524JR-REEL7 suitable for high-accuracy data acquisition systems?
Yes, it is suitable due to its high accuracy and stability).
