8T49N244A-001ASGI

Overview

The Renesas 8T49N244A-001ASGI is a dual-phase-locked loop (PLL) clock generator and frequency translator from the FemtoClock NG family. It features two independent PLLs capable of generating output frequencies up to 1.3 GHz with maximum input frequencies of 710 MHz. The device supports LVPECL and LVDS output types, operates on 2.5 V or 3.3 V power supplies, and utilizes an 80-pin CABGA package. Designed for low jitter applications, it includes alarm monitoring functions and I2C programmability.

Feature Summary

• Dual PLL architecture supporting up to 1.3 GHz maximum output frequency
• Low RMS phase jitter performance suitable for high-speed networking
• Flexible input support including LVPECL, LVDS, HCSL, and crystal oscillators
• Integrated alarm outputs for loss of lock and hold mode detection

Applications

• Networking equipment requiring precise clock distribution
• Telecommunication infrastructure systems
• High-speed data transmission interfaces

Procurement Notes

Verify component authenticity through authorized distributors as this part number may be subject to discontinuation notices. Confirm specific ordering suffixes match required configuration parameters before procurement. Check current lifecycle status via official manufacturer documentation to ensure availability for new designs.

Selection Notes

Select based on required output voltage standards (LVPECL vs LVDS) and specific frequency configurations. Ensure the 80-LBGA package footprint aligns with PCB layout constraints. Verify that the operating temperature range meets system environmental requirements.

Part Context

This component belongs to the 8T49N244I series within the FemtoClock NG Universal Frequency Translator product line. It serves as a specialized timing solution offering dual independent PLLs for complex clock generation tasks in demanding electronic environments.

Replacement Considerations

Consult official replacement guides for equivalent devices within the FemtoClock NG family. Verify pin compatibility and electrical specifications when considering alternative part numbers.