SI52142集成电路（IC）的应用特定时钟/定时规格书PDF中文资料

SI52142属于集成电路（IC）的应用特定时钟/定时。由美国思佳讯公司制造生产的SI52142应用特定时钟/定时专用时钟和计时 IC（集成电路）产品族中的产品主要用于执行与时间或频率信息生成和分配相关的各种操作，适合的设计环境较特定，例如 AMD 和 Intel 的中央处理单元 (CPU) 或图形处理单元 (GPU)、DVD 音频设备、蓝光光盘播放器、以太网设备、PCIe、SATA、光纤通道接口、车载娱乐总线等。

特性 Features

 PCI-Express Gen 1, Gen 2, Gen 3,

and Gen 4 common clock compliant

 Gen 3 SRNS Compliant

 Two 100 MHz, 125 MHz, or 200 MHz

differential clock outputs

 Supports Serial ATA (SATA) at

100 MHz

 Low power, push-pull HCSL

compatible differential outputs

 No termination resistors required

 Dedicated output enable hardware

pins for each clock output

 Dedicated hardware pins for spread

spectrum and frequency control on

differential outputs

 Up to two PCI-Express clocks

 25 MHz reference clock output

 25 MHz crystal input or clock input

 Signal integrity tuning

 I2C support with readback

capabilities

 Triangular spread spectrum profile

for maximum electromagnetic

interference (EMI) reduction

 Industrial temperature

–40 to 85 °C

 3.3 V power supply

 24-pin QFN package