Overview
The AD5644RBRMZ-5REEL7 is a high-performance, quad 14-bit digital-to-analog converter (DAC) manufactured by Analog Devices Inc. This component is designed for precision and versatility, making it suitable for a wide range of applications. It features a resistor-string architecture and operates with a serial interface compatible with standard SPI, QSPI, Microwire, and DSP interface standards. The device is housed in a 10-lead MSOP package and is known for its low power consumption and high accuracy.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 14 bits |
| Number of D/A Converters | 4 |
| Settling Time | 5 μs |
| Output Type | Voltage - Buffered |
| Data Interface | SPI, QSPI, Microwire, DSP |
| Supply Voltage | 2.7 V to 5.5 V |
| Operating Temperature | -40°C to +105°C |
| Power Consumption | 6.6 mW (max) |
| Package Type | 10-lead MSOP |
| Reference Voltage | 1.25 V / 2.5 V (on-chip) |
| Integral Nonlinearity (INL) | ±4 LSB |
| Full-Scale Error (FSE) | ±1% FSR |
Key Features
- Quad 14-bit DAC with resistor-string architecture
- On-chip 1.25 V / 2.5 V reference with ±5 ppm/°C temperature coefficient
- Serial interface up to 50 MHz, compatible with SPI, QSPI, Microwire, and DSP standards
- Guaranteed monotonic by design
- Power-on reset to zero scale
- Per-channel power-down feature reducing current consumption to 480 nA at 5 V
- Rail-to-rail output swing with on-chip precision output amplifier
- Low power consumption, suitable for portable battery-operated equipment
Applications
- Process controls
- Data acquisition systems
- Portable battery-powered instruments
- Digital gain and offset adjustment
- Programmable voltage and current sources
- Programmable attenuators
Q & A
- What is the resolution of the AD5644RBRMZ-5REEL7 DAC?
The AD5644RBRMZ-5REEL7 has a resolution of 14 bits. - How many DAC channels does the AD5644RBRMZ-5REEL7 have?
The AD5644RBRMZ-5REEL7 has four DAC channels. - What is the settling time of the AD5644RBRMZ-5REEL7?
The settling time is 5 μs. - What type of data interface does the AD5644RBRMZ-5REEL7 use?
The AD5644RBRMZ-5REEL7 uses a serial interface compatible with SPI, QSPI, Microwire, and DSP standards. - What is the operating temperature range of the AD5644RBRMZ-5REEL7?
The operating temperature range is -40°C to +105°C. - What is the maximum power consumption of the AD5644RBRMZ-5REEL7?
The maximum power consumption is 6.6 mW. - What type of package does the AD5644RBRMZ-5REEL7 come in?
The AD5644RBRMZ-5REEL7 comes in a 10-lead MSOP package. - Does the AD5644RBRMZ-5REEL7 have an on-chip reference voltage?
Yes, it has an on-chip 1.25 V / 2.5 V reference voltage. - What is the integral nonlinearity (INL) of the AD5644RBRMZ-5REEL7?
The INL is ±4 LSB. - Is the AD5644RBRMZ-5REEL7 suitable for portable battery-operated equipment?
Yes, it is suitable due to its low power consumption.
