Overview
The DAC8571IDGKRG4, produced by Texas Instruments, is a 16-bit, low-power, voltage-output digital-to-analog converter (DAC) with an I2C compatible two-wire serial interface. This device is designed for applications requiring high precision and low power consumption. It features a micropower operation with a typical current consumption of 160 µA at 5 V and supports single-supply operation from +2.7 V to +5.5 V. The DAC8571IDGKRG4 is housed in a small 8-lead MSOP package and is specified over a temperature range of -40°C to 105°C, making it ideal for portable battery-operated equipment and various industrial applications.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Resolution | 16 | - | - | Bits |
| Relative Accuracy | - | ±0.098 | - | % of FSR |
| Differential Nonlinearity | - | ±0.25 | ±1 | LSB |
| Offset Error | 0.3 | ±1.0 | - | mV |
| Full-Scale Error | 0.5 | ±3.0 | - | mV |
| Supply Voltage | +2.7 | - | +5.5 | V |
| Supply Current (Active) | 140 | 200 | 225 | µA |
| Supply Current (Power-Down) | 0.05 | - | 1 | µA |
| Settling Time | - | 10 | - | µs |
| I2C Clock Frequency | 100 kHz | - | 3.4 MHz | - |
Key Features
- Micropower operation: 160 µA at 5 V
- Power-On Reset to Zero output
- Single supply: +2.7 V to +5.5 V
- 16-bit monotonic DAC with ±4 mV absolute accuracy at all codes
- I2C interface with standard, fast, and high-speed modes up to 3.4 MHz
- On-chip rail-to-rail output buffer
- Double-buffered input register
- Supports synchronous multichannel update and power-down operations
- Small 8-lead MSOP package
- Operating temperature range: -40°C to 105°C
Applications
- Process Control
- Data Acquisition Systems
- Closed-Loop Servo Control
- PC Peripherals
- Portable Instrumentation
Q & A
- What is the resolution of the DAC8571?
The DAC8571 has a resolution of 16 bits.
- What is the typical supply current of the DAC8571 at 5 V?
The typical supply current is 160 µA at 5 V.
- What is the operating voltage range of the DAC8571?
The DAC8571 operates from a single supply of +2.7 V to +5.5 V.
- What is the settling time of the DAC8571?
The settling time is typically 10 µs.
- Does the DAC8571 support high-speed I2C mode?
Yes, it supports I2C modes up to 3.4 MHz.
- What is the package type of the DAC8571?
The DAC8571 is available in an 8-lead MSOP package.
- What is the temperature range for the DAC8571?
The operating temperature range is -40°C to 105°C.
- Does the DAC8571 have power-down modes?
Yes, it supports power-down operations with a current consumption of 0.05 µA to 1 µA.
- What is the output range of the DAC8571?
The output range is from 0 V to VDD.
- Can the DAC8571 perform synchronous multichannel updates?
Yes, it supports synchronous multichannel updates through the I2C bus.
