Overview
The AD5318ARUZ-REEL7 is an octal 10-bit digital-to-analog converter (DAC) manufactured by Analog Devices Inc. This integrated circuit is designed to provide high precision and low power consumption, making it suitable for a variety of applications. The device operates from a single supply voltage ranging from 2.5 V to 5.5 V and features a versatile 3-wire serial interface compatible with standard SPI, QSPI, MICROWIRE, and DSP interface standards. Each of the eight DACs has a buffered voltage output, allowing for rail-to-rail operation with a slew rate of 0.7 V/μs.
Key Specifications
| Specification | Value |
|---|---|
| Number of Bits | 10 |
| Number of D/A Converters | 8 |
| Output Type | Voltage - Buffered |
| Architecture | String DAC |
| INL/DNL (LSB) | ±0.5, ±0.05 |
| Settling Time | 9 µs |
| Data Interface | SPI, DSP |
| Package / Case | 16-TSSOP (0.173", 4.40mm Width) |
| Operating Temperature | -40°C ~ 125°C |
| Voltage - Supply, Analog/Digital | 2.5 V ~ 5.5 V |
| Reference Type | External |
| Differential Output | No |
Key Features
- High Precision: The AD5318ARUZ-REEL7 offers ±0.5 LSB INL and ±0.05 LSB DNL, ensuring high accuracy in digital-to-analog conversion.
- Low Power Consumption: The device consumes a typical 0.7 mA at 3 V, making it suitable for power-sensitive applications.
- Versatile Interface: It features a 3-wire serial interface that is compatible with standard SPI, QSPI, MICROWIRE, and DSP interface standards, allowing for flexible integration into various systems.
- Rail-to-Rail Output: The on-chip output amplifiers provide rail-to-rail output swing with a slew rate of 0.7 V/μs.
- Configurable Reference Inputs: The reference inputs can be configured as buffered, unbuffered, or VDD inputs, offering flexibility in system design.
- Power-On Reset and Power-Down Mode: The device includes a power-on reset circuit and a power-down mode, ensuring that the DAC outputs power up to 0 V and can be turned off individually with high impedance output.
Applications
- Industrial Process Control: Suitable for applications such as temperature or pressure control in industrial equipment.
- Automotive Systems: Used in automotive applications where precision and low power consumption are critical.
- Consumer Products: Ideal for consumer electronics requiring high accuracy and low power, such as in audio and video equipment.
- Optical Networking and Automatic Test Equipment: Can be used in optical networking and automatic test equipment due to its high precision and versatility.
- Mobile Communications and Programmable Attenuators: Suitable for mobile communications and programmable attenuators where precise analog output is necessary.
Q & A
- What is the resolution of the AD5318ARUZ-REEL7 DAC?
The AD5318ARUZ-REEL7 is a 10-bit digital-to-analog converter.
- What is the operating voltage range of the AD5318ARUZ-REEL7?
The device operates from a single supply voltage ranging from 2.5 V to 5.5 V.
- What type of interface does the AD5318ARUZ-REEL7 use?
The device features a 3-wire serial interface compatible with standard SPI, QSPI, MICROWIRE, and DSP interface standards.
- What is the settling time of the AD5318ARUZ-REEL7?
The settling time is 9 µs.
- Does the AD5318ARUZ-REEL7 have a power-on reset feature?
Yes, the device includes a power-on reset circuit that ensures the DAC outputs power up to 0 V.
- Can the reference inputs of the AD5318ARUZ-REEL7 be configured?
Yes, the reference inputs can be configured as buffered, unbuffered, or VDD inputs.
- What is the typical power consumption of the AD5318ARUZ-REEL7 at 3 V?
The device consumes a typical 0.7 mA at 3 V.
- What is the operating temperature range of the AD5318ARUZ-REEL7?
The operating temperature range is -40°C to 125°C.
- Does the AD5318ARUZ-REEL7 have a power-down mode?
Yes, the device has a power-down mode in which all DACs can be turned off individually with high impedance output.
- What type of package does the AD5318ARUZ-REEL7 come in?
The device comes in a 16-TSSOP package.
