Overview
The AD5760ACPZ-REEL7 is a high-precision, 16-bit, unbuffered voltage output digital-to-analog converter (DAC) produced by Analog Devices Inc. This device operates from a bipolar supply of up to 33 V, making it versatile for a wide range of applications. It features a true 16-bit accuracy with a relative accuracy specification of ±0.5 LSB and guaranteed monotonic operation with a ±0.5 LSB differential nonlinearity (DNL) maximum range specification. The AD5760 is designed with a versatile 3-wire serial interface compatible with standard SPI, QSPI, MICROWIRE, and DSP interface standards, operating at clock rates of up to 35 MHz.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Resolution | 16 Bits | ||||
| Integral Nonlinearity Error (Relative Accuracy) | -0.5 LSB | +0.5 LSB | B grade, VREFx = ±10 V | ||
| Differential Nonlinearity (DNL) | -0.5 LSB | +0.5 LSB | Guaranteed monotonic | ||
| Positive Reference Input Range | 5 V | VDD - 2.5 V | V | ||
| Negative Reference Input Range | VSS + 2.5 V | 0 V | V | ||
| Positive Analog Supply Range | 7.5 V | 16.5 V | V | ||
| Negative Analog Supply Range | -16.5 V | -7.5 V | V | ||
| Operating Temperature Range | -40°C | +125°C | °C | ||
| DC Output Impedance (Normal Mode) | 3.4 kΩ | Ω | |||
| DC Output Impedance (Output Clamped to Ground) | 6 kΩ | Ω | |||
| SCLK Cycle Time | 40 ns | 92 ns | ns | Minimum, readback mode |
Key Features
- True 16-bit Accuracy: Ensures high precision with a relative accuracy of ±0.5 LSB and guaranteed monotonic operation with a ±0.5 LSB DNL maximum range specification.
- Versatile Serial Interface: Compatible with standard SPI, QSPI, MICROWIRE, and DSP interface standards, operating at clock rates of up to 35 MHz.
- Power-on Reset Circuit: Ensures the DAC output powers up to 0 V in a known output impedance state and remains in this state until a valid write to the device takes place.
- Output Clamp Feature: Places the output in a defined load state.
- Bipolar Supply Operation: Operates from a bipolar supply of up to 33 V, providing flexibility in various applications.
Applications
- Industrial Control Systems: Suitable for precise control and measurement in industrial environments.
- Aerospace and Defense: Used in applications requiring high accuracy and reliability.
- Medical Devices: Ideal for medical equipment that demands precise voltage output.
- Automotive Systems: Applied in automotive control systems for accurate voltage control.
- Test and Measurement Equipment: Utilized in various test and measurement instruments for precise voltage generation.
Q & A
- What is the resolution of the AD5760ACPZ-REEL7 DAC?
The AD5760ACPZ-REEL7 has a true 16-bit resolution.
- What is the relative accuracy of the AD5760ACPZ-REEL7?
The relative accuracy is ±0.5 LSB.
- What is the operating voltage range for the positive and negative analog supplies?
The positive analog supply range is 7.5 V to 16.5 V, and the negative analog supply range is -16.5 V to -7.5 V.
- What serial interfaces is the AD5760ACPZ-REEL7 compatible with?
The device is compatible with standard SPI, QSPI, MICROWIRE, and DSP interface standards.
- What is the maximum clock rate for the serial interface?
The maximum clock rate is up to 35 MHz.
- Does the AD5760ACPZ-REEL7 have a power-on reset feature?
Yes, it has a power-on reset circuit that ensures the DAC output powers up to 0 V in a known output impedance state.
- What is the DC output impedance of the AD5760ACPZ-REEL7 in normal mode?
The DC output impedance in normal mode is 3.4 kΩ.
- What is the DC output impedance when the output is clamped to ground?
The DC output impedance when the output is clamped to ground is 6 kΩ.
- What is the operating temperature range of the AD5760ACPZ-REEL7?
The operating temperature range is -40°C to +125°C.
- What are some typical applications of the AD5760ACPZ-REEL7?
Typical applications include industrial control systems, aerospace and defense, medical devices, automotive systems, and test and measurement equipment.
