Overview
The AD5325ARMZ-REEL7 is a 12-bit digital-to-analog converter (DAC) produced by Analog Devices Inc. This component is part of the AD5305/AD5315/AD5325 family, which includes quad 8-, 10-, and 12-bit buffered voltage output DACs. The AD5325 specifically features four 12-bit DACs in a compact 10-lead MSOP package. It operates from a single 2.5 V to 5.5 V supply and is designed for low power consumption, making it suitable for a variety of applications, including portable battery-powered instruments and industrial process control.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Resolution | 12 bits | ||
| Supply Voltage | 2.5 V to 5.5 V | V | |
| Current Consumption | 500 μA @ 3 V, 600 μA @ 5 V | μA | |
| Power-Down Current | 80 nA @ 3 V, 200 nA @ 5 V | nA | |
| Interface | 2-wire (I2C-compatible) serial interface | Up to 400 kHz clock rate | |
| Output Range | 0 V to VREF | V | |
| Slew Rate | 0.7 V/μs | V/μs | |
| Temperature Range | −40°C to +105°C | °C | |
| Package | 10-lead MSOP |
Key Features
- Quad 12-bit buffered voltage output DACs in a single package.
- Low power operation with current consumption of 500 μA at 3 V and 600 μA at 5 V.
- Power-down modes reducing current to 80 nA at 3 V and 200 nA at 5 V.
- 2-wire (I2C-compatible) serial interface with clock rates up to 400 kHz.
- Rail-to-rail output swing with a slew rate of 0.7 V/μs.
- Simultaneous update of all DAC outputs via the LDAC function.
- Software clear facility to reset all input and DAC registers to 0 V.
- Data readback facility for diagnostic purposes.
- Guaranteed monotonic by design over all codes.
- On-chip rail-to-rail output buffer amplifiers.
Applications
- Portable battery-powered instruments.
- Digital gain and offset adjustment.
- Programmable voltage and current sources.
- Programmable attenuators.
- Industrial process control.
Q & A
- What is the resolution of the AD5325ARMZ-REEL7 DAC?
The AD5325ARMZ-REEL7 has a resolution of 12 bits.
- What is the operating voltage range of the AD5325ARMZ-REEL7?
The AD5325ARMZ-REEL7 operates from a single 2.5 V to 5.5 V supply.
- How much current does the AD5325ARMZ-REEL7 consume?
The AD5325ARMZ-REEL7 consumes 500 μA at 3 V and 600 μA at 5 V.
- What is the power-down current of the AD5325ARMZ-REEL7?
In power-down mode, the current consumption is reduced to 80 nA at 3 V and 200 nA at 5 V.
- What type of interface does the AD5325ARMZ-REEL7 use?
The AD5325ARMZ-REEL7 uses a 2-wire (I2C-compatible) serial interface.
- What is the output range of the AD5325ARMZ-REEL7?
The output range is from 0 V to VREF.
- What is the slew rate of the output amplifiers in the AD5325ARMZ-REEL7?
The slew rate is 0.7 V/μs.
- What is the temperature range of the AD5325ARMZ-REEL7?
The operating temperature range is −40°C to +105°C.
- What package type is the AD5325ARMZ-REEL7 available in?
The AD5325ARMZ-REEL7 is available in a 10-lead MSOP package.
- Does the AD5325ARMZ-REEL7 have a power-on reset feature?
Yes, the AD5325ARMZ-REEL7 has a power-on reset circuit that ensures the DAC outputs power up to 0 V and remain there until a valid write takes place.
