Overview
The AD5672RBCPZ-REEL7, produced by Analog Devices Inc., is a low power, octal, 12-bit buffered voltage output digital-to-analog converter (DAC). This device is part of the nanoDAC+ family and is known for its high performance and accuracy. It features a 2.5 V internal reference with a low drift of 2 ppm/°C and operates from a single 2.7 V to 5.5 V power supply. The AD5672R is guaranteed monotonic by design and includes user-selectable gain options and 1.8 V logic compatibility, making it versatile for various applications.
Key Specifications
| Parameter | Min | Max | Unit | Description |
|---|---|---|---|---|
| Resolution | 12 bits | |||
| Internal Reference Voltage | 2.5 V | V | With 2 ppm/°C drift | |
| Power Supply Range | 2.7 V | 5.5 V | V | |
| Operating Temperature Range | -40°C | 125°C | °C | |
| Gain Error | ±0.06% of FSR | % | ||
| Offset Error | ±1.5 mV | mV | ||
| Total Unadjusted Error (TUE) | ±0.14% of FSR | % | ||
| Normal Mode Current Consumption | 1.1 mA | 1.26 mA | mA | VDD = 2.7 V to 5.5 V, internal reference off |
| Power-Down Current Consumption | 1 µA | 6.3 µA | µA | -40°C to +125°C |
| SPI Clock Frequency | 50 MHz | MHz |
Key Features
- High relative accuracy (INL): ±3 LSB maximum at 16 bits
- Low drift 2.5 V internal reference: 2 ppm/°C typical
- User-selectable gain of 1 or 2 (GAIN pin/gain bit)
- 1.8 V logic compatibility
- 50 MHz SPI interface with readback or daisy chain capability
- Guaranteed monotonic by design
- Wide operating temperature range: -40°C to +125°C
- Low power consumption with various power-down modes
- 20-lead, RoHS compliant TSSOP and LFCSP packages
Applications
- Optical transceivers
- Base station power amplifiers
- Process control (PLC input/output cards)
- Industrial automation
- Data acquisition systems
Q & A
- What is the resolution of the AD5672RBCPZ-REEL7 DAC?
The AD5672RBCPZ-REEL7 has a resolution of 12 bits.
- What is the internal reference voltage of the AD5672RBCPZ-REEL7?
The internal reference voltage is 2.5 V with a drift of 2 ppm/°C.
- What is the operating temperature range of the AD5672RBCPZ-REEL7?
The operating temperature range is -40°C to +125°C.
- What are the power supply requirements for the AD5672RBCPZ-REEL7?
The device operates from a single 2.7 V to 5.5 V power supply.
- Does the AD5672RBCPZ-REEL7 support SPI interface?
- What are the key accuracy specifications of the AD5672RBCPZ-REEL7?
The device has a total unadjusted error (TUE) of ±0.14% of FSR maximum, an offset error of ±1.5 mV maximum, and a gain error of ±0.06% of FSR maximum.
- What are the typical applications of the AD5672RBCPZ-REEL7?
Typical applications include optical transceivers, base station power amplifiers, process control, industrial automation, and data acquisition systems.
- What are the package options available for the AD5672RBCPZ-REEL7?
The device is available in 20-lead, RoHS compliant TSSOP and LFCSP packages.
- Is the AD5672RBCPZ-REEL7 guaranteed monotonic by design?
- What is the power consumption in normal mode and power-down mode?
In normal mode, the current consumption is typically 1.1 mA to 1.26 mA. In power-down mode, it is typically 1 µA to 6.3 µA.
