Overview
The ADRF6516ACPZ-R7 is a high-performance, variable gain amplifier and baseband programmable filter produced by Analog Devices Inc. This component is designed to provide flexible and precise signal processing capabilities, making it suitable for a variety of RF and wireless applications. The device features a programmable gain amplifier and a six-pole Butterworth filter, allowing for dynamic adjustment of gain and filter settings to meet specific application requirements.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Comments |
|---|---|---|---|---|---|
| Frequency Response, Filter Bypass Mode ±1 dB Gain Flatness Bandwidth | - | - | 300 MHz | - | - |
| Small Signal Bandwidth (VGA2 and VGA3, 21 dB digital gain setting) | - | - | 650 MHz | - | - |
| Small Signal Bandwidth (VGA2 and VGA3, 12 dB digital gain setting) | - | - | 1100 MHz | - | - |
| Low-Pass Corner Frequency, fC (Six-pole Butterworth filter, 0.5 dB bandwidth) | - | 63 MHz | - | - | - |
| Step Size | - | 1 MHz | - | - | - |
| Corner Frequency Absolute Accuracy Over operating temperature range | - | - | ±8 % | - | - |
| Digital Logic Input High Voltage, VHIGH | - | - | >2 V | - | TTL levels |
| Digital Logic Input Low Voltage, VLOW | <0.8 V | - | - | - | TTL levels |
| Supply Voltage Range (VPS, VPSD, COM, COMD, ENBL) | 3.15 V | 3.3 V | 3.45 V | - | - |
| Total Supply Current (ENBL = 3.3 V, Maximum BW setting, high power filter) | - | - | 400 mA | - | - |
| Total Supply Current (ENBL = 3.3 V, Minimum BW setting, low power filter) | - | - | 360 mA | - | - |
| Total Supply Current (Filter bypassed, high power mode) | - | - | 260 mA | - | - |
Key Features
- Programmable Gain Amplifier: The ADRF6516ACPZ-R7 features a programmable gain amplifier with digital gain control, allowing for flexible adjustment of gain settings.
- Baseband Programmable Filter: The device includes a six-pole Butterworth filter with programmable corner frequency, enabling dynamic filtering of signals.
- High Frequency Response: Supports high-frequency operations with a small signal bandwidth of up to 1100 MHz in certain gain settings.
- Digital Logic Interface: SPI interface for programming and control, with TTL-compatible input levels.
- Low Power Consumption: Offers different power modes to optimize power consumption based on application requirements.
- High Accuracy and Stability: Provides high accuracy and stability in corner frequency and gain settings over the operating temperature range.
Applications
- RF and Wireless Systems: Suitable for use in various RF and wireless communication systems, including base stations, repeaters, and other infrastructure equipment.
- Signal Processing: Ideal for applications requiring dynamic signal processing, such as filtering and amplification in real-time.
- Test and Measurement Equipment: Can be used in test and measurement equipment to provide flexible and precise signal conditioning.
- Industrial and Medical Devices: Applicable in industrial and medical devices that require high-performance signal processing capabilities.
Q & A
- What is the frequency response of the ADRF6516ACPZ-R7 in filter bypass mode?
The frequency response in filter bypass mode has a ±1 dB gain flatness bandwidth of up to 300 MHz.
- What is the maximum small signal bandwidth of the VGA2 and VGA3 in the 21 dB digital gain setting?
The maximum small signal bandwidth in the 21 dB digital gain setting is 650 MHz.
- What is the low-pass corner frequency of the six-pole Butterworth filter?
The low-pass corner frequency of the six-pole Butterworth filter is approximately 63 MHz.
- What is the step size for the corner frequency adjustment?
The step size for the corner frequency adjustment is 1 MHz.
- What are the input voltage levels for the digital logic interface?
The input voltage levels for the digital logic interface are TTL-compatible, with VHIGH > 2 V and VLOW < 0.8 V.
- What is the supply voltage range for the ADRF6516ACPZ-R7?
The supply voltage range is from 3.15 V to 3.45 V.
- What is the total supply current in high power filter mode?
The total supply current in high power filter mode is up to 400 mA.
- What are the primary applications of the ADRF6516ACPZ-R7?
The primary applications include RF and wireless systems, signal processing, test and measurement equipment, and industrial and medical devices.
- How is the device programmed?
The device is programmed using an SPI interface.
- What is the significance of the six-pole Butterworth filter in the ADRF6516ACPZ-R7?
The six-pole Butterworth filter provides a programmable corner frequency, enabling dynamic filtering of signals to meet specific application requirements).
