Overview
The AD5620CRMZ-3REEL7, produced by Analog Devices Inc., is a member of the nanoDAC™ family of devices. It is a low-power, single, 12-bit, buffered voltage-out digital-to-analog converter (DAC). This device is known for its high precision and low power consumption, making it suitable for a variety of applications. The AD5620 features an on-chip, 2.5 V, 5 ppm/°C reference and is available in an 8-lead MSOP package. It operates on a single 3 V or 5 V power supply and includes a power-on reset circuit and multiple power-down functions to minimize power consumption.
Key Specifications
| Parameter | Value | Unit | Conditions/Comments |
|---|---|---|---|
| Resolution | 12 | Bits | |
| Relative Accuracy | ±6 (A Grade), ±1 (B/C Grade) | LSB | |
| Differential Nonlinearity | ±0.25 | LSB | |
| Zero-Code Error | 2 mV typ, 8 mV max | mV | All 0s loaded to DAC register |
| Offset Error | ±9 mV max | mV | |
| Full-Scale Error | ±0.15% FSR typ, ±0.85% FSR max | % FSR | All 1s loaded to DAC register |
| Gain Error | ±0.85% FSR max | % FSR | |
| Output Voltage Range | 0 to VDD | V | |
| Output Voltage Settling Time | 8 µs typ, 10 µs max | µs | ¼ to ¾ scale change settling to ±2 LSB |
| Slew Rate | 1.5 V/µs typ | V/µs | |
| Power Supply | 3 V to 5 V | V | |
| Power Consumption (Normal Mode) | 0.55 mA typ, 1 mA max | mA | VDD = 4.5 V to 5.5 V |
| Power Consumption (Power-Down Mode) | 480 nA @ 5 V, 200 nA @ 3 V | nA |
Key Features
- Low power consumption with power-down to 480 nA @ 5 V and 200 nA @ 3 V.
- Guaranteed monotonic by design, ensuring accurate and reliable performance.
- On-chip, 2.5 V, 5 ppm/°C reference for high precision output.
- Rail-to-rail output swing with an on-chip precision output amplifier.
- Power-on reset to zero or midscale and multiple power-down functions.
- Versatile 3-wire serial interface compatible with SPI, QSPI, MICROWIRE, and DSP interface standards.
- Available in 8-lead MSOP package for compact design.
Applications
- Process control systems.
- 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 AD5620CRMZ-3REEL7? The AD5620CRMZ-3REEL7 has a resolution of 12 bits.
- What is the typical power consumption of the AD5620CRMZ-3REEL7 in normal mode? The typical power consumption is 0.55 mA at VDD = 4.5 V to 5.5 V.
- What is the power-down current of the AD5620CRMZ-3REEL7? The power-down current is 480 nA at 5 V and 200 nA at 3 V.
- What is the output voltage range of the AD5620CRMZ-3REEL7? The output voltage range is from 0 to VDD.
- What interface standards is the AD5620CRMZ-3REEL7 compatible with? It is compatible with SPI, QSPI, MICROWIRE, and DSP interface standards.
- What is the settling time for the output voltage of the AD5620CRMZ-3REEL7? The settling time is typically 8 µs and maximally 10 µs for a ¼ to ¾ scale change.
- What is the slew rate of the AD5620CRMZ-3REEL7? The slew rate is typically 1.5 V/µs.
- Does the AD5620CRMZ-3REEL7 have an on-chip reference? Yes, it includes an on-chip, 2.5 V, 5 ppm/°C reference.
- What is the package type of the AD5620CRMZ-3REEL7? It is available in an 8-lead MSOP package.
- What are some common applications of the AD5620CRMZ-3REEL7? Common applications include process control, data acquisition systems, portable battery-powered instruments, and programmable voltage and current sources.
