ZL30107
GbE Line Card Synchronizer
Overview
The ZL30107 Low Jitter Ethernet Synchronizer is a single chip low cost solution for synchronizing an Ethernet PHY to a standard telecom clock.
Features & Benefits
- Single chip low cost solution for synchronizing an Ethernet PHY to a standard telecom clock
- Generates an IEEE 802.3 jitter compliant 25 MHz Gigabit Ethernet output clock
- Supports three modes of operation: Asynchronous Freerun, Synchronous, and Asynchronous Holdover
- In Asynchronous Freerun mode, the DPLL generates an output clock with a frequency accuracy equal to frequency accuracy of the external crystal oscillator (XO) or a low cost crystal (XTAL)
- In Synchronous mode, the DPLL automatically synchronizes to one of a pre-defined set of frequencies including 2 kHz, 8 kHz, 64 kHz, 1.544 MHz, 2.048 MHz, 6.48 MHz, 8.192 MHz, 16.384 MHz, 19.44 MHz, 38.88 MHz, 77.76 MHz.
- Configurable to accept a 25 MHz input reference
- Automatic entry into Asynchronous Holdover mode when all input references fail
- Lock indicator pin
- Input reference status monitors
- Programmable loop bandwidth of 14 Hz, 28 Hz, or 890 Hz
Resources
Documentation
Application Notes
Downloads, Firmware and Drivers
- IBIS Models:
- Zl30107ggg2
- Zl30107ggg
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Ordering
Distributor | SKU | Stock | MOQ | Pkg | |
---|---|---|---|---|---|
Microchip Technology Inc. | .. | .. | .. | .. | Buy Now |
Digi-Key | ZL30107GGG2-ND | 260 | Tube | No Stock |