ZL50116GAG

Overview

The ZL50116GAG is a high-performance clock generator and jitter attenuator manufactured by Microchip Technology. It integrates a dual-loop architecture featuring a first-generation Synplicity PLL and a second-generation DPLL for precise frequency synthesis and noise reduction. The device supports multiple output configurations, including LVDS, HSTL, SSTL, and CMOS, with independent control over each output pair. It accepts various input sources, such as single-ended or differential clocks, and provides flexible reference selection. Key electrical parameters include an operating supply voltage range of 3.135V to 3.465V for the core and 1.71V to 1.89V for I/O, with a maximum output frequency capability up to 625 MHz. The unit operates within a commercial temperature range of -40°C to +85°C.

Feature Summary

• Dual-loop architecture combining Synplicity PLL and DPLL for superior jitter attenuation
• Flexible output driver options supporting LVDS, HSTL, SSTL, and CMOS standards
• Independent control of output pairs for customized signal distribution
• Multiple input source support including single-ended and differential references

Applications

• Telecommunications infrastructure equipment requiring low-jitter clocking
• High-speed data acquisition systems needing precise frequency synthesis
• Networking switches and routers utilizing multiple clock domains
• Test and measurement instruments demanding stable reference signals

Procurement Notes

Verify component authenticity through authorized Microchip distributors or direct channels. Confirm package integrity and pin alignment against datasheet specifications before integration. Check for EOL status or lifecycle notifications from the manufacturer. Ensure compatibility with existing board design constraints regarding voltage levels and thermal management requirements.

Selection Notes

Evaluate the specific jitter performance requirements of the target application against the device's attenuation capabilities. Consider the number of required outputs and their respective voltage standards to ensure adequate driver support. Assess input clock availability and format compatibility with the selected reference inputs. Review power consumption profiles relative to system thermal budgets and available supply rails.

Part Context

This component belongs to Microchip's ZL series of clock generators and jitter attenuators, designed for complex digital systems. It serves as a critical timing element in environments where signal integrity and frequency stability are paramount. The GAG suffix typically denotes a specific package type and temperature grade, distinguishing it from other variants in the family with different form factors or operational ranges.

Replacement Considerations

Consult Microchip documentation for officially recommended cross-references or updated models within the same product line. Verify functional equivalence regarding pinout, register map, and electrical characteristics before substitution. Ensure that any alternative component meets the same environmental and reliability standards required by the original design.