ADL5371ACPZ

The ADL5371ACPZ is a member of the fixed-gain quadrature modulator (F-MOD) family from Analog Devices, designed for use within a frequency range of 500 MHz to 1500 MHz. This high-performance device offers excellent phase accuracy and amplitude balance, enabling high-performance intermediate frequency (IF) or direct radio frequency (RF) modulation for communication systems.

Key Features and Specifications:

• Frequency Range: Operates from 500 MHz to 1500 MHz, catering to a wide range of communication system requirements.
• Modulation Bandwidth: Provides a modulation bandwidth of >500 MHz (3 dB), supporting wideband baseband input signals.
• Output Performance:
  • 1 dB output compression point: 14.4 dBm at 900 MHz.
  • Noise floor: −158.6 dBm/Hz at 915 MHz, ensuring low noise levels in the output signal.
  • Sideband suppression: −55 dBc at 900 MHz, effectively reducing unwanted sideband components.
  • Carrier feedthrough: −50 dBm at 900 MHz, minimizing carrier leakage into the modulated signal.
• Baseband Input: Accepts two differential baseband inputs, allowing for balanced signal processing.
• Local Oscillator (LO): Accepts a single-ended LO input, simplifying the LO signal path.
• Output: Generates a single-ended output, suitable for driving subsequent RF components in the communication system.
• Supply Voltage: Operates from a single supply voltage ranging from 4.75 V to 5.25 V, providing flexibility in power supply design.
• Package: The ADL5371ACPZ comes in a 24-lead lead-frame chip scale package (LFCSP), offering a compact footprint suitable for high-density printed circuit board (PCB) designs.
• Temperature Range: Performance is specified over a temperature range of −40°C to +85°C, ensuring reliability in various environmental conditions.

Applications:

• Cellular Communication Systems: Suitable for systems operating at frequencies such as 900 MHz, including CDMA2000 and GSM networks.
• Broadband Wireless Access Systems: Ideal for applications such as WiMAX and broadband wireless access, supporting high-speed data transmission.
• Cable Communication Equipment: Can be used in cable TV and other cable communication systems requiring high-performance modulation.
• Satellite Modems: Suitable for satellite communication systems where high-quality modulation is essential for reliable data transmission.

Additional Notes:

• The ADL5371ACPZ is fabricated using Analog Devices’ advanced silicon-germanium bipolar process, ensuring high performance and reliability.
• Evaluation boards are available for ease of testing and integration into communication systems.

In summary, the ADL5371ACPZ is a versatile and high-performance broadband quadrature modulator suitable for a wide range of communication applications. Its excellent phase accuracy, amplitude balance, and wide frequency range make it an ideal choice for designers looking to implement high-quality modulation in their systems.