Overview
The AD5302BRMZ-REEL, produced by Analog Devices Inc., is a dual 8-bit buffered voltage output Digital-to-Analog Converter (DAC) housed in a 10-lead MSOP package. This component operates from a single supply voltage ranging from 2.5 V to 5.5 V and is designed for low power consumption, making it suitable for a variety of applications, including portable battery-powered instruments and digital gain and offset adjustments.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Comments |
|---|---|---|---|---|---|
| Resolution | 8 | - | - | Bits | - |
| Relative Accuracy | - | - | ±1 LSB | - | - |
| Differential Nonlinearity (DNL) | - | - | ±0.25 LSB | - | Guaranteed monotonic by design |
| Integral Nonlinearity (INL) | - | - | ±0.5 LSB | - | - |
| Supply Voltage | 2.5 V | - | 5.5 V | V | - |
| Current Consumption @ 3 V | - | 230 μA | - | μA | Including reference current |
| Power-Down Current @ 5 V | - | 200 nA | - | nA | - |
| Output Voltage Range | 0 V | - | VDD V | V | - |
| Output Voltage Settling Time | 6 μs | 8 μs | - | μs | ¼ Scale to ¾ Scale Change |
| Slew Rate | - | 0.7 V/μs | - | V/μs | - |
Key Features
- Dual 8-bit buffered voltage output DACs in a single package.
- Low power consumption: 230 μA at 3 V, and power-down to 200 nA at 5 V.
- Single supply operation from 2.5 V to 5.5 V.
- On-chip rail-to-rail output buffer amplifiers.
- Guaranteed monotonic by design over all codes.
- Power-on reset to 0 V.
- Simultaneous update of DAC outputs via LDAC.
- Low power serial interface with Schmitt-triggered inputs, compatible with SPI, QSPI, MICROWIRE, and DSP interface standards.
Applications
- Portable battery-powered instruments.
- Digital gain and offset adjustment.
- Programmable voltage and current sources.
- Programmable attenuators.
- Qualified for automotive applications.
Q & A
- What is the resolution of the AD5302BRMZ-REEL?
The AD5302BRMZ-REEL has a resolution of 8 bits. - What is the supply voltage range for the AD5302BRMZ-REEL?
The supply voltage range is from 2.5 V to 5.5 V. - What is the typical current consumption at 3 V?
The typical current consumption at 3 V is 230 μA. - What is the power-down current at 5 V?
The power-down current at 5 V is 200 nA. - What is the output voltage range of the AD5302BRMZ-REEL?
The output voltage range is from 0 V to VDD V. - What is the slew rate of the AD5302BRMZ-REEL?
The slew rate is 0.7 V/μs. - Is the AD5302BRMZ-REEL guaranteed to be monotonic?
Yes, the AD5302BRMZ-REEL is guaranteed to be monotonic by design over all codes. - What interface standards is the serial interface compatible with?
The serial interface is compatible with SPI, QSPI, MICROWIRE, and DSP interface standards. - What is the typical output voltage settling time?
The typical output voltage settling time is 8 μs for a ¼ scale to ¾ scale change. - Is the AD5302BRMZ-REEL qualified for automotive applications?
Yes, the AD5302BRMZ-REEL is qualified for automotive applications.
