Overview
The AD5321BRMZ-REEL, produced by Analog Devices Inc., is a 12-bit digital-to-analog converter (DAC) designed for single-supply operation. This device is part of the AD5301/AD5311/AD5321 family, which offers high precision and flexibility in various applications. The AD5321 features a 2-wire (I2C-compatible) serial interface, allowing for easy communication and control. It operates from a single supply voltage ranging from 2.5 V to 5.5 V and includes an on-chip output amplifier that provides rail-to-rail output swing. The device also includes power-down modes and a power-on reset function, ensuring a defined state at startup.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Supply Voltage (VDD) | 2.5 V to 5.5 V |
| Output Voltage Range | Rail-to-rail |
| Slew Rate | 0.7 V/μs |
| Settling Time (to ±0.5 LSB) | 6 μs (at 8 bits, half-scale) |
| Temperature Range | -40°C to +105°C (B Version) |
| Package | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) |
| Serial Interface | I2C-compatible, 2-wire serial bus |
Key Features
- Single-supply operation from 2.5 V to 5.5 V
- On-chip output amplifier with rail-to-rail output swing
- Three programmable power-down modes
- Power-on reset function ensuring a defined state at startup
- I2C-compatible 2-wire serial interface
- High accuracy and linearity
- Ability to use up to four DACs on one bus using A0 and A1 pins
Applications
The AD5321BRMZ-REEL is suitable for a variety of applications requiring precise digital-to-analog conversion, such as industrial control systems, medical devices, and automotive systems. Its high accuracy, low power consumption, and flexible power-down modes make it an ideal choice for battery-powered devices and systems where power management is critical.
Q & A
- What is the resolution of the AD5321BRMZ-REEL?
The AD5321BRMZ-REEL has a resolution of 12 bits. - What is the operating supply voltage range for the AD5321BRMZ-REEL?
The device operates from a single supply voltage ranging from 2.5 V to 5.5 V. - What type of serial interface does the AD5321BRMZ-REEL use?
The AD5321BRMZ-REEL uses an I2C-compatible 2-wire serial interface. - What are the power-down modes available on the AD5321BRMZ-REEL?
The device has three programmable power-down modes, including a high impedance output and an output pulled low by an on-chip resistor. - What is the slew rate of the output amplifier?
The slew rate of the output amplifier is 0.7 V/μs. - How many devices can be connected on one bus using the A0 and A1 pins?
Up to four devices can be connected on one bus using the A0 and A1 pins. - What is the temperature range for the B Version of the AD5321BRMZ-REEL?
The temperature range for the B Version is -40°C to +105°C. - Does the AD5321BRMZ-REEL have a power-on reset function?
Yes, the device includes a power-on reset function that ensures it powers up in a defined state. - What is the settling time for the AD5321BRMZ-REEL?
The settling time to ±0.5 LSB (at 8 bits, half-scale) is 6 μs. - In what package types is the AD5321BRMZ-REEL available?
The device is available in 8-TSSOP and 8-MSOP packages.
