Overview
The AD5339ARM-REEL7 is a dual 12-bit buffered voltage output Digital-to-Analog Converter (DAC) produced by Analog Devices Inc. This component is part of the AD5337/AD5338/AD5339 family, each offering different resolution levels. The AD5339 is housed in an 8-lead MSOP package and operates from a single 2.5 V to 5.5 V supply, making it suitable for a wide range of applications requiring precise analog output.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Conditions/Comments |
|---|---|---|---|---|---|
| Power Supply Voltage | 2.5 | 5.5 | V | ||
| Current Consumption | 250 | 300 | μA | @ 3 V, @ 5 V | |
| Resolution | 12-bit | ||||
| Output Voltage Settling Time | 8 | 10 | μs | 1/4 scale to 3/4 scale change (0x400 to 0xC00) | |
| Slew Rate | 0.7 | V/μs | |||
| Temperature Range | -40 | 105 | °C | ||
| Power-Down Current | 80 | 200 | nA | @ 3 V, @ 5 V |
Key Features
- Low power operation: 250 μA at 3 V and 300 μA at 5 V.
- 2-wire (I2C-compatible) serial interface with clock rates up to 400 kbps.
- Guaranteed monotonic by design over all codes.
- Power-down to 80 nA at 3 V and 200 nA at 5 V with three power-down modes.
- Simultaneous update of outputs (LDAC function) and software clear facility.
- Data readback facility and on-chip rail-to-rail output buffer amplifiers.
- Reference input range from 0.25 V to VDD.
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 AD5339ARM-REEL7?
The AD5339ARM-REEL7 has a resolution of 12 bits. - What is the power supply voltage range for the AD5339ARM-REEL7?
The power supply voltage range is from 2.5 V to 5.5 V. - How much current does the AD5339ARM-REEL7 consume at 3 V and 5 V?
The current consumption is 250 μA at 3 V and 300 μA at 5 V. - What is the output voltage settling time for the AD5339ARM-REEL7?
The output voltage settling time is typically 10 μs for a 1/4 scale to 3/4 scale change. - Does the AD5339ARM-REEL7 have power-down modes?
Yes, it has three power-down modes with current consumption as low as 80 nA at 3 V and 200 nA at 5 V. - What is the temperature range for the AD5339ARM-REEL7?
The temperature range is from -40°C to +105°C. - What type of serial interface does the AD5339ARM-REEL7 use?
The AD5339ARM-REEL7 uses a 2-wire (I2C-compatible) serial interface. - Can the outputs of the AD5339ARM-REEL7 be updated simultaneously?
Yes, the outputs can be updated simultaneously using the LDAC function. - Does the AD5339ARM-REEL7 have on-chip rail-to-rail output buffer amplifiers?
Yes, it does have on-chip rail-to-rail output buffer amplifiers. - What is the reference input range for the AD5339ARM-REEL7?
The reference input range is from 0.25 V to VDD.
