Overview
The AD5315BRMZ-REEL7 is a quad 10-bit digital-to-analog converter (DAC) produced by Analog Devices Inc. This component is part of the AD5305/AD5315/AD5325 family and is designed for applications requiring multiple voltage outputs. It operates from a single 2.5 V to 5.5 V supply and is packaged in a 10-lead MSOP (Mini Small Outline Package).
The device features low power consumption, with a typical current draw of 500 μA at 3 V and 600 μA at 5 V. It includes on-chip rail-to-rail output buffer amplifiers, ensuring a full output voltage range from 0 V to VREF. The AD5315BRMZ-REEL7 is suitable for a variety of applications, including portable battery-powered instruments, digital gain and offset adjustment, and industrial process control.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Resolution | 10 bits | ||
| Number of DACs | 4 | ||
| Supply Voltage | 2.5 V to 5.5 V | V | |
| Current Consumption | 500 μA @ 3 V, 600 μA @ 5 V | μA | |
| Output Voltage Range | 0 V to VREF | V | |
| Slew Rate | 0.7 V/μs | V/μs | |
| Interface Type | 2-wire (I2C-compatible) | Up to 400 kHz clock rate | |
| Power-Down Current | 80 nA @ 3 V, 200 nA @ 5 V | nA | |
| Temperature Range | −40°C to +105°C | °C | |
| Package Type | 10-lead MSOP |
Key Features
- Low Power Operation: Consumes 500 μA at 3 V and 600 μA at 5 V, making it suitable for battery-powered devices.
- 2-Wire Serial Interface: I2C-compatible interface with clock rates up to 400 kHz, allowing for easy communication with microcontrollers.
- Rail-to-Rail Output: On-chip output buffer amplifiers provide a full output voltage range from 0 V to VREF.
- Power-On Reset and Software Clear: Ensures DAC outputs power up to 0 V and can be reset to 0 V via software.
- Simultaneous Update of Outputs: The LDAC function allows for simultaneous updating of all DAC outputs.
- Power-Down Modes: Three programmable power-down modes to reduce current consumption to as low as 80 nA @ 3 V or 200 nA @ 5 V.
- Guaranteed Monotonicity: Ensures that the output voltage is always increasing with increasing digital input code.
Applications
- Portable Battery-Powered Instruments: Ideal for devices that require low power consumption and multiple voltage outputs.
- Digital Gain and Offset Adjustment: Can be used to adjust gain and offset in various analog circuits.
- Programmable Voltage and Current Sources: Suitable for applications requiring programmable voltage or current sources.
- Programmable Attenuators: Can be used in signal processing applications where attenuation needs to be programmable.
- Industrial Process Control: Used in industrial settings for precise control over analog signals.
Q & A
- What is the resolution of the AD5315BRMZ-REEL7 DAC?
The AD5315BRMZ-REEL7 has a resolution of 10 bits.
- What is the supply voltage range for the AD5315BRMZ-REEL7?
The supply voltage range is from 2.5 V to 5.5 V.
- How many DACs are included in the AD5315BRMZ-REEL7?
The device includes four DACs.
- What is the typical current consumption of the AD5315BRMZ-REEL7 at 3 V and 5 V?
At 3 V, the typical current consumption is 500 μA, and at 5 V, it is 600 μA.
- What is the output voltage range of the AD5315BRMZ-REEL7?
The output voltage range is from 0 V to VREF.
- What type of interface does the AD5315BRMZ-REEL7 use?
The device uses a 2-wire (I2C-compatible) serial interface.
- What is the slew rate of the output buffer amplifiers?
The slew rate is 0.7 V/μs.
- What are the power-down modes available in the AD5315BRMZ-REEL7?
The device has three programmable power-down modes that reduce current consumption significantly.
- What is the temperature range for the AD5315BRMZ-REEL7?
The temperature range is from −40°C to +105°C.
- What package type is the AD5315BRMZ-REEL7 available in?
The device is packaged in a 10-lead MSOP.
