Overview
The DAC7311IDCKT is a 12-bit, single-channel, ultra-low power digital-to-analog converter (DAC) produced by Texas Instruments. This device is part of the DACx311 family, which includes 8-bit, 10-bit, and 12-bit resolution DACs. The DAC7311IDCKT is designed for battery-powered applications and offers low power consumption, making it an excellent choice for portable and energy-efficient systems. It operates within a wide power supply range of 2.0 V to 5.5 V and features a power-on reset to zero scale, ensuring reliable startup conditions. The device is packaged in a small 6-pin SC70 (SOT-SC70) package, providing a compact solution for various applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 12-bit | |
| Package Type | SOT-SC70 (DCK) | |
| Pins | 6 | |
| Operating Temperature Range | -40 to 125 | °C |
| Power Supply Range | 2.0 V to 5.5 V | |
| Normal Mode Current Consumption | 80 µA at 2.0 V, 110 µA at 3.6 V to 5.5 V | µA |
| Power-Down Current Consumption | 0.1 µA at 2.0 V, 0.5 µA at 5 V | µA |
| Serial Clock Frequency | Up to 50 MHz | |
| Output Voltage Range | 0 to AVDD | V |
| Output Voltage Settling Time | 6 to 10 µs (RL = 2 kΩ, CL = 200 pF) | µs |
Key Features
- Ultra-low power operation: 80 µA at 2.0 V and 0.1 µA in power-down mode at 2.0 V.
- Wide power supply range: 2.0 V to 5.5 V.
- Power-on reset to zero scale.
- Straight binary data format.
- Low power serial interface with Schmitt-triggered inputs, up to 50 MHz clock rate.
- On-chip output buffer amplifier with rail-to-rail operation.
- SYNC interrupt facility.
- Extended temperature range: –40°C to +125°C.
- Pin-compatible family in a tiny, 6-pin SC70 package.
Applications
- Portable, battery-powered instruments.
- 4-mA to 20-mA loop-powered applications.
- Process control and industrial automation.
- Programmable voltage and current sources).
Q & A
- What is the resolution of the DAC7311IDCKT?
The DAC7311IDCKT has a 12-bit resolution).
- What is the package type of the DAC7311IDCKT?
The DAC7311IDCKT is packaged in a 6-pin SOT-SC70 (DCK) package).
- What is the operating temperature range of the DAC7311IDCKT?
The operating temperature range is –40°C to +125°C).
- What is the power supply range for the DAC7311IDCKT?
The power supply range is 2.0 V to 5.5 V).
- How much current does the DAC7311IDCKT consume in normal mode?
In normal mode, the current consumption is 80 µA at 2.0 V and up to 110 µA at 3.6 V to 5.5 V).
- What is the current consumption in power-down mode?
In power-down mode, the current consumption is 0.1 µA at 2.0 V and 0.5 µA at 5 V).
- What is the maximum serial clock frequency for the DAC7311IDCKT?
The maximum serial clock frequency is up to 50 MHz).
- What is the output voltage range of the DAC7311IDCKT?
The output voltage range is from 0 to AVDD).
- How long does it take for the output voltage to settle?
The output voltage settling time is typically 6 to 10 µs (RL = 2 kΩ, CL = 200 pF)).
- What are some common applications for the DAC7311IDCKT?
Common applications include portable, battery-powered instruments, 4-mA to 20-mA loop-powered applications, process control, and industrial automation).
