Overview
The AD9834BRUZ-REEL7, produced by Analog Devices Inc., is a 75 MHz low-power Direct Digital Synthesis (DDS) device. It is designed to generate high-performance sine and triangular outputs, making it an ideal component for various applications requiring precise waveform generation. The device operates within a power supply range of 2.3 V to 5.5 V and consumes only 20 mW of power at 3 V, making it suitable for power-sensitive applications. The AD9834BRUZ-REEL7 also features an on-board comparator, enabling the generation of square waves for clock purposes.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Package | TSSOP-20 |
| Supply Voltage | 2.3 V to 5.5 V |
| Operating Frequency | Up to 37.5 MHz |
| Frequency Resolution | 0.28 Hz at 75 MHz clock rate, 0.004 Hz at 1 MHz clock rate |
| Power Consumption | 20 mW at 3 V |
| Operating Temperature | -40°C to +105°C |
| Serial Interface | 3-wire SPI, up to 40 MHz clock rate |
| Tuning Word Width | 28 bits |
Key Features
- High-performance sine and triangular output generation
- On-board comparator for square wave generation
- Low power consumption: 20 mW at 3 V
- Wide operating temperature range: -40°C to +105°C
- 3-wire SPI interface with up to 40 MHz clock rate
- Independent analog and digital power supplies
- Power-down option to minimize current consumption
- Frequency and phase modulation capabilities
Applications
- Frequency stimulus and waveform generation
- Frequency phase tuning and modulation
- Low power RF and communications systems
- Liquid and gas flow measurement
- Sensory applications: proximity, motion, and defect detection
- Test and medical equipment
Q & A
- What is the maximum operating frequency of the AD9834BRUZ-REEL7?
The AD9834BRUZ-REEL7 can operate up to a frequency of 37.5 MHz.
- What is the power consumption of the AD9834BRUZ-REEL7 at 3 V?
The power consumption is 20 mW at 3 V.
- What type of interface does the AD9834BRUZ-REEL7 use?
The device uses a 3-wire SPI interface with up to 40 MHz clock rate.
- Can the analog and digital sections of the AD9834BRUZ-REEL7 be powered independently?
Yes, the analog and digital sections can be powered from different power supplies.
- What is the resolution of the frequency output at a 75 MHz clock rate?
The frequency resolution is 0.28 Hz at a 75 MHz clock rate.
- Does the AD9834BRUZ-REEL7 support frequency and phase modulation?
Yes, it supports both frequency and phase modulation.
- What is the operating temperature range of the AD9834BRUZ-REEL7?
The operating temperature range is -40°C to +105°C.
- What package type is the AD9834BRUZ-REEL7 available in?
The device is available in a 20-lead TSSOP package.
- Can the AD9834BRUZ-REEL7 be powered down to minimize current consumption?
Yes, the device has a power-down option to minimize current consumption.
- What are some common applications of the AD9834BRUZ-REEL7?
Common applications include frequency stimulus and waveform generation, low power RF and communications systems, sensory applications, and test and medical equipment.
