SI5342H集成电路（IC）的时钟发生器PLL频率合成器规格书PDF中文资料

SI5342H属于集成电路（IC）的时钟发生器PLL频率合成器。由美国思佳讯公司制造生产的SI5342H时钟发生器，PLL，频率合成器时钟发生器、PLL 和频率合成器集成电路 (IC) 可为逻辑器件提供参考信号的稳定定时脉冲，这些器件包括计算机、微控制器、数据通信系统和图形/视频发生器。这些集成电路可能包括缓冲器、驱动器、分频器、倍频器、多路复用器、合成器、扇出分配器和预分频器。

特性 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