ZL30281 Series

3-Output PCIe Gen 6 Clock Generator

Catalog

3-Output PCIe Gen 6 Clock Generator

Part	Supplier Device Package	Output	Number of Circuits	Type	Operating Temperature [Max]	Operating Temperature [Min]	Differential - Input:Output	Ratio - Input:Output [custom]	Voltage - Supply [Min]	Voltage - Supply [Max]	Input	Package / Case	Divider/Multiplier	Mounting Type
Microchip Technology ZL30281LDG1	32-QFN (5x5)	CML, HCSL, HSTL, LVCMOS, LVDS, LVPECL	1	Clock Generator	85 °C	-40 °C	No/Yes	2:3	1.71 V, 3.135 V	1.89 V, 3.465 V	CMOS, Crystal	32-VFQFN Exposed Pad	Yes/No	Surface Mount
Microchip Technology ZL30281LDG1
Microchip Technology ZL30281LDF1	32-QFN (5x5)	CML, HCSL, HSTL, LVCMOS, LVDS, LVPECL	1	Clock Generator	85 °C	-40 °C	No/Yes	2:3	1.71 V, 3.135 V	1.89 V, 3.465 V	CMOS, Crystal	32-VFQFN Exposed Pad	Yes/No	Surface Mount
Microchip Technology ZL30281LDF1

Catalog

3-Output PCIe Gen 6 Clock Generator

Key Features

• 25MHz crystal or CMOS input

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• Generates PCIe 1, 2, 3, 4, 5, 6 compliant clocks

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• Four default configurations selected by hardware pins at reset:* Config0: 100MHz on output OC1 (CML format)

• * Config1: 100MHz on OC1, OC2 (CML)

• * Config2: 100MHz on OC1 (CML), OC2 (HSTL)

• * Config3: 100MHz on OC1, OC2 (CML) and 25MHz LVCMOS on OC3

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• Per-output controls (using SPI or I2C interface)

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• Per-output enable/disable and glitch-less start/stop (stop high or low)

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• Precise output alignment circuitry and per-output phase adjustment

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• SPI or I2C processor Interface

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• Tiny 5x5mm QFN package

Description

The ZL30281 is a high-performance PCIe Gen 1-6 clock generator. From a 25MHz crystal or CMOS input these devices generate 100 MHZ in four pre-programmed output configurations immediately on power-up. The devices have industry-leading output jitter of 160fs RMS (12kHz to 20MHz).