Overview
The AD5315ARM, produced by Analog Devices Inc., is a quad 10-bit buffered voltage output Digital-to-Analog Converter (DAC) designed for a wide range of applications. It operates from a single 2.5 V to 5.5 V supply, consuming 500 μA at 3 V, making it suitable for low-power and battery-powered devices. The device features a 2-wire serial interface compatible with I²C and SMBus protocols, allowing for clock rates up to 400 kHz. The AD5315ARM is packaged in a 10-lead MSOP or TFSOP, providing a compact solution for various electronic systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 10 | Bits |
| Power Supply | 2.5 V to 5.5 V | V |
| Current Consumption | 500 μA @ 3 V, 600 μA @ 5 V | μA |
| Output Type | Voltage - Buffered | |
| Output Range | 0 V to VREF | V |
| Slew Rate | 0.7 V/μs | V/μs |
| Interface | I²C, SMBus compatible | |
| Clock Rate | Up to 400 kHz | kHz |
| Power-Down Current | 80 nA @ 3 V, 200 nA @ 5 V | nA |
| Operating Temperature | -40°C to +105°C | °C |
| Package | 10-lead MSOP, 10-lead TFSOP |
Key Features
- Quad 10-bit buffered voltage output DACs
- Low power operation: 500 μA at 3 V, 600 μA at 5 V
- 2-wire serial interface (I²C and SMBus compatible)
- Rail-to-rail output swing with a slew rate of 0.7 V/μs
- Guaranteed monotonic by design over all codes
- Power-on reset to 0 V and software clear function
- Simultaneous update of outputs using the LDAC function
- Three programmable power-down modes
- 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 AD5315ARM DAC?
The AD5315ARM has a resolution of 10 bits.
- What is the power supply range for the AD5315ARM?
The AD5315ARM operates from a single 2.5 V to 5.5 V supply.
- How much current does the AD5315ARM consume at 3 V?
The AD5315ARM consumes 500 μA at 3 V.
- What type of interface does the AD5315ARM use?
The AD5315ARM uses a 2-wire serial interface compatible with I²C and SMBus protocols.
- What is the output range of the AD5315ARM?
The output range is from 0 V to VREF.
- Does the AD5315ARM have power-down modes?
Yes, the AD5315ARM has three programmable power-down modes.
- What is the operating temperature range of the AD5315ARM?
The operating temperature range is from -40°C to +105°C.
- Can multiple AD5315ARM devices be placed on the same bus?
Yes, multiple devices can be placed on the same bus.
- Does the AD5315ARM have a power-on reset feature?
Yes, the AD5315ARM has a power-on reset circuit that ensures the DAC outputs power up to 0 V.
- What is the slew rate of the output amplifiers in the AD5315ARM?
The slew rate of the output amplifiers is 0.7 V/μs.
