Overview
The AD7524JNZ is a low-cost, 8-bit monolithic CMOS Digital-to-Analog Converter (DAC) produced by Analog Devices Inc. This device is designed for direct interface to most microprocessors and features excellent multiplying characteristics, making it suitable for various microprocessor-controlled gain setting and signal control applications. The AD7524 operates from a supply voltage range of +5 V to +15 V and is known for its high accuracy and low power dissipation.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 8 bits |
| Supply Voltage | +5 V to +15 V |
| Power Dissipation | < 10 milliwatts (typical) |
| Input High Voltage | +2.4 V to +13.5 V |
| Input Low Voltage | +0.8 V to +1.5 V |
| Input Current | ±1 µA (max at VIN = 0 V or VDD) |
| Input Capacitance | 5 pF (max for DB0–DB7), 20 pF (max for WR, CS) |
| Chip Select to Write Setup Time | 170 ns (min for AD7524J, K, L, A, B, C), 170 ns (min for AD7524S, T, U) |
| Write Pulse Width | 170 ns (min for AD7524J, K, L, A, B, C), 240 ns (min for AD7524S, T, U) |
| Data Setup Time | 135 ns (min for AD7524J, K, L, A, B, C), 135 ns (min for AD7524S, T, U) |
| Data Hold Time | 10 ns (min for all grades) |
| Temperature Range | –40°C to +85°C (J, K, L versions), –55°C to +125°C (S, T, U versions) |
| Package | 16-Lead PDIP |
Key Features
- Direct interface to most microprocessor buses or output ports.
- Excellent multiplying characteristics (2- or 4-quadrant).
- High accuracy to 1/8 LSB.
- Low power dissipation (< 10 milliwatts typical).
- TTL compatibility when using a +5 V supply.
- Increased loading speed for compatibility with most microprocessors.
- Advanced thin-film on CMOS fabrication process.
Applications
The AD7524JNZ is ideal for various applications including microprocessor-controlled gain setting, signal control, and other digital-to-analog conversion needs. It is particularly useful in systems that require precise analog output from digital inputs, such as in industrial control systems, medical devices, and aerospace applications.
Q & A
- What is the resolution of the AD7524JNZ?
The AD7524JNZ has an 8-bit resolution. - What is the supply voltage range for the AD7524JNZ?
The supply voltage range is from +5 V to +15 V. - What is the typical power dissipation of the AD7524JNZ?
The typical power dissipation is less than 10 milliwatts. - Is the AD7524JNZ compatible with TTL logic?
Yes, it is TTL compatible when using a +5 V supply. - What are the key applications of the AD7524JNZ?
Key applications include microprocessor-controlled gain setting, signal control, and other digital-to-analog conversion needs. - What is the temperature range for the AD7524JNZ?
The temperature range varies by version: –40°C to +85°C for J, K, L versions, and –55°C to +125°C for S, T, U versions. - What package type is the AD7524JNZ available in?
The AD7524JNZ is available in a 16-Lead PDIP package. - What is the input current requirement for the AD7524JNZ?
The input current is ±1 µA (max at VIN = 0 V or VDD). - What is the data hold time for the AD7524JNZ?
The data hold time is 10 ns (min for all grades). - Does the AD7524JNZ require additional components for operation?
Most applications require the addition of only an output operational amplifier and a voltage or current reference.
