Overview
The AD9838BCPZ-RL7, produced by Analog Devices Inc., is a low-power Direct Digital Synthesis (DDS) device designed for high-performance applications. This component is capable of generating sine and triangular waveforms with high accuracy and is suitable for a wide range of modulation schemes. The AD9838 operates with a power supply voltage ranging from 2.3 V to 5.5 V and has an ultra-low power consumption of 11 mW, making it ideal for power-sensitive designs. The device features a 3-wire serial interface compatible with DSP and microcontroller standards, operating at clock rates up to 40 MHz.
Key Specifications
| Parameter | Value |
|---|---|
| Supply Voltage | 2.3 V to 5.5 V |
| Power Consumption | 11 mW |
| Operating Temperature | -40°C to 125°C |
| Serial Interface Clock Rate | Up to 40 MHz |
| Phase Accumulator Bits | 28 bits |
| Phase Registers Bits | 12 bits |
| DAC Resolution | 10 bits |
| Package Type | 20-lead LFCSP_WQ (or 20-WFQFN Exposed Pad, CSP) |
| Lead Free | Yes, RoHS compliant |
Key Features
- Direct Digital Synthesis (DDS): Capable of producing high-performance sine and triangular waveforms.
- Low Power Consumption: Operates at 11 mW, making it suitable for power-sensitive applications.
- Flexible Power Supply: Can operate with independent analog and digital power supplies (e.g., AVDD = 5 V, DVDD = 3 V).
- High-Speed Serial Interface: 3-wire serial interface compatible with DSP and microcontroller standards, operating up to 40 MHz.
- Phase Modulation: Includes two 12-bit phase registers for phase modulation with a resolution of 2π/4096.
- On-Board Comparator: Allows for the generation of clock outputs and other waveforms.
- Power-Down Mode: Features a SLEEP pin for external control of power-down mode to minimize current consumption.
Applications
- Communication Systems: Suitable for various communication systems requiring precise signal generation and modulation.
- Instrumentation: Used in instrumentation for generating accurate waveforms.
- Audio Equipment: Can be used in audio equipment for signal processing and generation.
- Industrial Control Systems: Applicable in industrial control systems for precise signal control and modulation.
- RF and Microwave Systems: Useful in RF and microwave systems for generating signals and performing modulation schemes.
Q & A
- What is the operating voltage range of the AD9838BCPZ-RL7?
The AD9838BCPZ-RL7 operates with a supply voltage ranging from 2.3 V to 5.5 V.
- What is the power consumption of the AD9838BCPZ-RL7?
The power consumption is 11 mW.
- What is the maximum clock rate of the serial interface?
The serial interface operates at clock rates up to 40 MHz.
- What type of waveforms can the AD9838BCPZ-RL7 generate?
The device can generate sine and triangular waveforms.
- Does the AD9838BCPZ-RL7 support phase modulation?
Yes, it includes two 12-bit phase registers for phase modulation.
- What is the resolution of the phase accumulator in the AD9838BCPZ-RL7?
The phase accumulator has a resolution of 28 bits.
- Can the analog and digital sections of the AD9838BCPZ-RL7 be powered independently?
Yes, the analog and digital sections can be powered from different power supplies.
- What is the package type of the AD9838BCPZ-RL7?
The device is available in a 20-lead LFCSP_WQ (or 20-WFQFN Exposed Pad, CSP) package.
- Is the AD9838BCPZ-RL7 RoHS compliant?
Yes, it is lead-free and RoHS compliant.
- What is the operating temperature range of the AD9838BCPZ-RL7?
The operating temperature range is from -40°C to 125°C.
