Overview
The AD5320BRMZ-REEL, produced by Analog Devices Inc., is a single, 12-bit buffered voltage output digital-to-analog converter (DAC) designed for low-power applications. It operates from a single supply voltage ranging from 2.7 V to 5.5 V and consumes a typical current of 115 μA at 3 V. The device features an on-chip precision output amplifier that enables rail-to-rail output swing, making it suitable for a variety of precision analog output requirements.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Description |
|---|---|---|---|---|---|
| VDD | 2.7 | - | 5.5 | V | Supply Voltage |
| IDD (Active) | - | 115 | - | μA | Current Consumption at 3 V |
| IDD (All Power-Down Modes) | 0.05 | 1 | - | μA | Current Consumption in Power-Down Modes |
| Resolution | - | 12 | - | Bits | DAC Resolution |
| Output Voltage Range | 0 | - | VDD | V | Rail-to-Rail Output Swing |
| Temperature Range | -40 | - | 105 | °C | Operating Temperature Range |
| t13 (SCLK Cycle Time) | 50 | - | - | ns | Minimum SCLK Cycle Time at TMIN to TMAX |
Key Features
- Low power consumption: 115 μA at 3 V and low power-down modes (as low as 0.05 μA to 1 μA).
- Rail-to-rail output swing enabled by an on-chip precision output amplifier.
- Power-on reset to zero volts and three power-down functions.
- Low power serial interface with Schmitt-triggered inputs and SYNC interrupt facility.
- Guaranteed monotonic by design over all codes.
- Operating temperature range of -40°C to +105°C.
Applications
- Portable battery-powered instruments.
- Digital gain and offset adjustment.
- Programmable voltage and current sources.
- Programmable attenuators.
- Opto-isolated interfaces and other precision analog output applications.
Q & A
- What is the supply voltage range of the AD5320BRMZ-REEL? The supply voltage range is from 2.7 V to 5.5 V.
- What is the typical current consumption of the AD5320BRMZ-REEL at 3 V? The typical current consumption is 115 μA at 3 V.
- Does the AD5320BRMZ-REEL have rail-to-rail output capability? Yes, it has rail-to-rail output swing enabled by an on-chip precision output amplifier.
- What are the power-down modes of the AD5320BRMZ-REEL? The device has three power-down functions with current consumption as low as 0.05 μA to 1 μA.
- What is the resolution of the AD5320BRMZ-REEL DAC? The resolution is 12 bits.
- What is the operating temperature range of the AD5320BRMZ-REEL? The operating temperature range is -40°C to +105°C.
- Does the AD5320BRMZ-REEL have a power-on reset feature? Yes, it has a power-on reset to zero volts.
- What type of interface does the AD5320BRMZ-REEL use? It uses a low power serial interface with Schmitt-triggered inputs and SYNC interrupt facility.
- What are some common applications of the AD5320BRMZ-REEL? Common applications include portable battery-powered instruments, digital gain and offset adjustment, and programmable voltage and current sources.
- Is the AD5320BRMZ-REEL guaranteed to be monotonic over all codes? Yes, it is guaranteed to be monotonic by design over all codes.
