Overview
The AD9523BCPZ, produced by Analog Devices Inc., is a highly advanced clock generator and distribution IC designed to meet the stringent timing requirements of modern communication systems. This device is particularly suited for applications in long term evolution (LTE) and multicarrier GSM base stations. It features a low power, multi-output clock distribution function with low jitter performance, making it ideal for environments where precise timing and low noise are critical.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Output Frequency Range | 1 MHz | 1 GHz | |||
| Start-up Frequency Accuracy | ±100 ppm | Determined by VCXO reference accuracy | |||
| VCO Tuning Range | 3.6 GHz | 4.0 GHz | |||
| Input-to-Output Edge Timing | 150 ps | ||||
| Number of Outputs | 14 | Configurable LVPECL, CMOS, HSTL, LVDS | |||
| Output Voltage High (CMOS Mode) | VDD - 0.25 V | V | Load current = 10 mA | ||
| Output Voltage Low (CMOS Mode) | 0.2 V | V | Load current = 10 mA |
Key Features
- Low power, multi-output clock distribution with low jitter performance
- On-chip PLL and VCO, with VCO tuning range from 3.6 GHz to 4.0 GHz
- Support for both single-ended and differential operation
- 14 configurable outputs (LVPECL, CMOS, HSTL, LVDS) and one dedicated buffered output from PLL1
- Zero delay operation with input-to-output edge timing of less than 150 ps
- In-package EEPROM for storing user-defined register settings via serial interface
- Divider phase select function for jitter-free coarse timing adjustment
Applications
- Long Term Evolution (LTE) base stations
- Multicarrier GSM base stations
- Wireless infrastructure
- Instrumentation and networking applications requiring precise clock performance
- Broadband and Automatic Test Equipment (ATE) applications
Q & A
- What is the output frequency range of the AD9523BCPZ?
The output frequency range is from 1 MHz to 1 GHz.
- What is the start-up frequency accuracy of the AD9523BCPZ?
The start-up frequency accuracy is ±100 ppm, determined by the VCXO reference accuracy.
- What is the tuning range of the on-chip VCO?
The on-chip VCO tunes from 3.6 GHz to 4.0 GHz.
- How many outputs does the AD9523BCPZ have?
The device has 14 configurable outputs and one dedicated buffered output from PLL1.
- What types of output signals can the AD9523BCPZ generate?
The device can generate LVPECL, CMOS, HSTL, and LVDS output signals.
- What is the input-to-output edge timing of the AD9523BCPZ?
The input-to-output edge timing is less than 150 ps.
- Does the AD9523BCPZ support both single-ended and differential operation?
Yes, it supports both single-ended and differential operation.
- What is the purpose of the in-package EEPROM in the AD9523BCPZ?
The in-package EEPROM is used to store user-defined register settings via the serial interface for power-up and chip reset.
- In what types of applications is the AD9523BCPZ commonly used?
The AD9523BCPZ is commonly used in LTE and multicarrier GSM base stations, as well as in wireless infrastructure, instrumentation, and networking applications.
- What tool can be used to design and optimize the AD9523BCPZ in various applications?
ADIsimCLK is the design tool developed specifically for Analog Devices' range of ultra-low jitter clock distribution and clock generation products.
