Overview
The AD7303BR-REEL7 is a dual 8-bit digital-to-analog converter (DAC) produced by Analog Devices Inc. This component operates within a voltage range of +2.7 V to +5.5 V and is available in an 8-pin microSOIC package. It features a versatile 3-wire serial interface compatible with SPI, QSPI, and Microwire standards, making it suitable for a variety of applications requiring precise analog output control.
Key Specifications
| Parameter | Value | Units | Comments |
|---|---|---|---|
| Voltage - Supply, Digital | 2.7 V ~ 5.5 V | V | |
| Voltage - Supply, Analog | 2.7 V ~ 5.5 V | V | |
| Number of D/A Converters | 2 | ||
| Number of Bits | 8 | ||
| Settling Time | 2 µs | µs | |
| Operating Temperature | -40°C ~ 105°C | °C | |
| Package / Case | 8-MSOP | ||
| INL/DNL (LSB) | ±1 (Max) | LSB | |
| Output Type | Voltage - Buffered | ||
| Data Interface | SPI |
Key Features
- Dual 8-bit digital-to-analog converters in a single package.
- Operates from a single +2.7 V to +5.5 V supply.
- Internal and external reference capability.
- Individual DAC power-down function.
- Three-wire serial interface compatible with SPI, QSPI, and Microwire standards.
- High-speed serial clock frequency up to 30 MHz.
- Internal power-on reset sets the output to zero scale.
Applications
- Digitally controlled calibration.
- Instrumentation.
- Automotive applications.
- General-purpose digital-to-analog conversion in various industrial and consumer electronics.
Q & A
- What is the voltage supply range for the AD7303BR-REEL7?
The AD7303BR-REEL7 operates from a single +2.7 V to +5.5 V supply.
- How many DACs are included in the AD7303BR-REEL7?
The AD7303BR-REEL7 includes two 8-bit digital-to-analog converters.
- What type of interface does the AD7303BR-REEL7 use?
The AD7303BR-REEL7 uses a three-wire serial interface compatible with SPI, QSPI, and Microwire standards.
- What is the settling time of the AD7303BR-REEL7?
The settling time of the AD7303BR-REEL7 is 2 µs.
- What is the operating temperature range of the AD7303BR-REEL7?
The operating temperature range is -40°C to 105°C.
- What package type is the AD7303BR-REEL7 available in?
The AD7303BR-REEL7 is available in an 8-MSOP package.
- Does the AD7303BR-REEL7 support individual DAC power-down?
Yes, the AD7303BR-REEL7 supports individual DAC power-down.
- What is the maximum serial clock frequency for the AD7303BR-REEL7?
The maximum serial clock frequency is up to 30 MHz.
- Does the AD7303BR-REEL7 have an internal power-on reset?
Yes, the AD7303BR-REEL7 has an internal power-on reset that sets the output to zero scale).
- What are some common applications of the AD7303BR-REEL7?
Common applications include digitally controlled calibration, instrumentation, automotive applications, and general-purpose digital-to-analog conversion).
