Overview
The AD5338BRMZ-1, produced by Analog Devices Inc., is a dual 10-bit buffered voltage output Digital-to-Analog Converter (DAC). This component is part of the AD5337/AD5338/AD5339 family, each offering different resolution levels. The AD5338BRMZ-1 operates from a single 2.5 V to 5.5 V supply and is housed in an 8-lead MSOP package. It is designed for low power consumption, making it suitable for portable battery-operated equipment.
Key Specifications
| Parameter | Value | Unit | Conditions/Comments |
|---|---|---|---|
| Resolution | 10 | Bits | |
| Supply Voltage | 2.5 V to 5.5 V | V | |
| Current Consumption | 250 μA @ 3 V, 300 μA @ 5 V | μA | |
| Power-Down Current | 80 nA @ 3 V, 200 nA @ 5 V | nA | |
| Interface | 2-Wire, I2C-compatible | ||
| Settling Time | 9 μs | μs | 1/4 scale to 3/4 scale change |
| Slew Rate | 0.7 V/μs | V/μs | |
| Integral Nonlinearity (INL) | ±2 LSB | LSB | |
| Differential Nonlinearity (DNL) | ±0.5 LSB | LSB | |
| Temperature Range | −40°C to +105°C | °C | |
| Package | 8-Lead MSOP |
Key Features
- Guaranteed monotonic by design over all codes
- On-chip rail-to-rail output buffer amplifiers
- Power-on reset to 0 V
- Software clear facility to reset all input and DAC registers to 0 V
- Simultaneous update of outputs using the LDAC function
- Data readback facility
- Three power-down modes reducing current consumption to 80 nA @ 3 V or 200 nA @ 5 V
- 2-wire serial interface compatible with SMBus at VDD < 3.6 V
Applications
- Portable battery-powered instruments
- Digital gain and offset adjustment
- Programmable voltage and current sources
- Programmable attenuators
- Industrial process control
Q & A
- What is the resolution of the AD5338BRMZ-1?
The AD5338BRMZ-1 has a resolution of 10 bits. - What is the supply voltage range for the AD5338BRMZ-1?
The supply voltage range is from 2.5 V to 5.5 V. - How much current does the AD5338BRMZ-1 consume in normal operation?
The current consumption is typically 250 μA at 3 V and 300 μA at 5 V. - What is the power-down current consumption of the AD5338BRMZ-1?
The power-down current is 80 nA at 3 V and 200 nA at 5 V. - What type of interface does the AD5338BRMZ-1 use?
The AD5338BRMZ-1 uses a 2-wire, I2C-compatible serial interface. - What is the settling time of the AD5338BRMZ-1?
The settling time is 9 μs for a 1/4 scale to 3/4 scale change. - What is the slew rate of the AD5338BRMZ-1?
The slew rate is 0.7 V/μs. - Is the AD5338BRMZ-1 guaranteed to be monotonic?
Yes, the AD5338BRMZ-1 is guaranteed monotonic by design over all codes. - What are the key features of the power management in the AD5338BRMZ-1?
The AD5338BRMZ-1 features power-on reset to 0 V, software clear, and three power-down modes. - What are some typical applications of the AD5338BRMZ-1?
Typical applications include portable battery-powered instruments, digital gain and offset adjustment, programmable voltage and current sources, programmable attenuators, and industrial process control.
