Features

? High-speed outputs generate an

ultra-low jitter output up to 2.75 GHz

? Up to four Multi-Synth outputs

generate any frequency up to

717.5 MHz

? Input frequency range:

??8 kHz to 750 MHz

? Maximum Output frequency:

??High-Frequency Mode: 2.75 GHz

??MultiSynth Mode: 717.5 MHz

? Jitter performance:

High Frequency Mode:

<50 fs typ (1 MHz–40 MHz)

MultiSynth Mode:

<150 fs typ (12 kHz–20 MHz)

? Programmable jitter attenuation

bandwidth: 10 Hz to 4 kHz

? Highly configurable outputs

compatible with LVDS, LVPECL,

LVCMOS, CML, and HCSL with

programmable voltage swing and

common mode

??LVPECL-only in High Frequency

Mode

? Status monitoring (LOS, OOF, LOL)

? Hitless input clock switching:

automatic or manual

? Automatic free-run and holdover

modes

? Glitchless on the fly output

frequency changes

? Locks to gapped clock inputs

? DCO mode: as low as 0.001 ppb

steps.

? Core voltage

??VDD: 1.8 V ±5

??VDDA: 3.3 V ±5

? Independent output supply pins:

3.3 V, 2.5 V, or 1.8 V

? Serial interface: I2C or SPI

? In-circuit programmable with

non-volatile OTP memory

? ClockBuilder ProTM software

simplifies device configuration

? Si5342H: 2 input, 2 output, QFN44

? Si5344H, 2 input, 4 output, QFN44

? Temperature range: –40 to +85 °C

? Pb-free, RoHS-6 compliant

SI5344H屬于集成電路（IC） > 時(shí)鐘發(fā)生器，PLL，頻率合成器。美國(guó)思佳訊公司制造生產(chǎn)的SI5344H時(shí)鐘發(fā)生器，PLL，頻率合成器時(shí)鐘發(fā)生器、PLL 和頻率合成器集成電路 (IC) 可為邏輯器件提供參考信號(hào)的穩(wěn)定定時(shí)脈沖，這些器件包括計(jì)算機(jī)、微控制器、數(shù)據(jù)通信系統(tǒng)和圖形/視頻發(fā)生器。這些集成電路可能包括緩沖器、驅(qū)動(dòng)器、分頻器、倍頻器、多路復(fù)用器、合成器、扇出分配器和預(yù)分頻器。