Overview
The AD5624RBRMZ-5, produced by Analog Devices Inc., is a member of the nanoDAC® family. This component is a low-power, quad, 12-bit buffered voltage-out digital-to-analog converter (DAC). It operates from a single 2.7 V to 5.5 V supply and features an on-chip reference with a 5 ppm/°C temperature coefficient. The device is designed for high precision and low power consumption, making it suitable for a variety of applications, including process controls, data acquisition systems, and portable battery-powered instruments.
Key Specifications
| Parameter | Value | Unit | Conditions/Comments |
|---|---|---|---|
| Resolution | 12 bits | ||
| Relative Accuracy | ±0.5 LSB | ||
| Differential Nonlinearity | ±0.25 LSB | ||
| Zero-Code Error | ±1 mV | All zeroes loaded to DAC register | |
| Full-Scale Error | −0.1 ± 1 % of FSR | All ones loaded to DAC register | |
| Gain Error | ±1.5 % of FSR | ||
| Power Supply Voltage | 2.7 V to 5.5 V | V | |
| Current Consumption (Normal Mode) | 0.45 mA to 0.9 mA | mA | Internal reference off |
| Current Consumption (Power-Down Mode) | 0.48 μA to 1 μA | μA | |
| Settling Time | 4.5 μs | μs | ¼ to ¾ scale settling to ±0.5 LSB |
| Slew Rate | 1.8 V/μs | V/μs | |
| Serial Interface Clock Rate | Up to 50 MHz | MHz | Compatible with SPI, QSPI, MICROWIRE, and DSP interface standards |
| Package Type | 10-TFSOP, 10-MSOP |
Key Features
- Low power consumption, making it suitable for portable battery-operated equipment.
- On-chip 1.25 V or 2.5 V reference with 5 ppm/°C temperature coefficient.
- Guaranteed monotonic by design.
- Power-on reset to zero scale.
- Per-channel power-down feature reducing current consumption to 480 nA at 5 V.
- Software-selectable output loads while in power-down mode.
- Versatile 3-wire serial interface compatible with SPI, QSPI, MICROWIRE, and DSP interface standards, operating up to 50 MHz.
- On-chip precision output amplifier enabling rail-to-rail output swing.
Applications
- Process controls.
- Data acquisition systems.
- Portable battery-powered instruments.
- Digital gain and offset adjustment.
- Programmable voltage and current sources.
- Programmable attenuators.
Q & A
- What is the resolution of the AD5624RBRMZ-5?
The AD5624RBRMZ-5 has a resolution of 12 bits.
- What is the operating voltage range of the AD5624RBRMZ-5?
The device operates from a single 2.7 V to 5.5 V supply.
- What is the temperature coefficient of the on-chip reference?
The on-chip reference has a temperature coefficient of 5 ppm/°C.
- What is the settling time of the AD5624RBRMZ-5?
The settling time is 4.5 μs from ¼ to ¾ scale settling to ±0.5 LSB.
- What is the slew rate of the AD5624RBRMZ-5?
The slew rate is 1.8 V/μs.
- What serial interface standards is the AD5624RBRMZ-5 compatible with?
The device is compatible with SPI, QSPI, MICROWIRE, and DSP interface standards.
- What is the power consumption in normal mode and power-down mode?
In normal mode, the current consumption is 0.45 mA to 0.9 mA. In power-down mode, it is 0.48 μA to 1 μA.
- Does the AD5624RBRMZ-5 have a power-on reset feature?
Yes, the device has a power-on reset circuit that ensures the DAC output powers up to 0 V.
- What are the typical applications of the AD5624RBRMZ-5?
Typical applications include process controls, data acquisition systems, portable battery-powered instruments, digital gain and offset adjustment, and programmable voltage and current sources.
- What package types are available for the AD5624RBRMZ-5?
The device is available in 10-TFSOP and 10-MSOP packages.
