[AK8160B2]

014003469-E-00

2014/06

- 1 -

1. General Description

The AK8160B2 is a member of AKM’s low power and low jitter clock generator family designed for PCI

Express generation 2.0. This device has one PLL with spread spectrum (SS) function and enables to output

high quality differential 100MHz as PCI Express clock and 25MHz as reference simultaneously.

2. Features

Low Current Consumption

31mA Typ. (Full function, 25MHz output and 100MHz output)

25MHz Crystal Input or External Clock Input

One single-end 25MHz-Reference Output without Spread Spectrum

Two differential 100MHz Clock Outputs with Spread Spectrum

Selectable Spread Spectrum ON / OFF

Spread Spectrum Modulation ratio

0% (Off), -0.5%

Spread Spectrum Modulation frequency

30kHz to 33kHz

Low Jitter Performance of 100MHz Output Clock

RMS Jitter: 2.6ps Max. (PCIE0p-1p/0n-1n pin, BW=10kHz – 1.5MHz)

2.6ps Max. (PCIE0p-1p/0n-1n pin, BW=1.5MHz – 50MHz)

Cycle to Cycle Jitter: 125ps Max. (PCIE0p-1p/0n-1n pin)

23ps Typ. (1σ), (REFOUT pin)

Supply Voltage

3.0V – 3.6V

Operating Temperature Range

-40C to +85C

Package

0.4mm pitch 3mm x 3mm 20-pin QFN (Lead free)

Application

- DSLR : Digital Single-Lens Reflex camera

- Network apparatus, Server, Datacenter

- MFP : Multi-Function Printer

- Game

Low Power & Low Jitter Clock Generator for PCI Express

AK8160B2