Diodes Incorporated — Analog and discrete power solutions

PCIe Clock Buffer Supports 5G CPE Reference Design

5G CPE/WiFi Modem

5G CPE Reference Design

Our extensive families of PCIe Timing ICs are used by wireless industry leaders for high-performance products in the latest market applications.

We offer a large selection of PCIe ICs supporting generations 1.0 to 5.0 and that have two to twenty outputs, including:

● PCIe clock generators

● PCIe clock fanout buffers

The PI6CBF18501 PCIe 4.0 fanout buffer used in this 5G CPE reference design supports a common-clock architecture that enables reliable high-speed chip-to-chip connections.

PI6CBF18501 Key Features Why PCIe Architecture?

● 1.8V supply voltage

● Five outputs with on-chip termination

● Programmable slew rate and amplitude control

● Very low output jitter

● Industrial temperature range:

● -40ºC to 85ºC

● 5x5mm TQFN package

● PCIe is the industry’s best supported, evolving, and scalable bus standard

● It features high-performance, power management, low BOM cost

● Qualcomm®-selected PCIe for chip-to-chip connections in mobile devices*

PCIe Timing IC Features and Advantages

Supports PCIe Standard Frequency 100MHz, Plus Other Frequencies from 25MHz to 250MHz

● Meets common PCIe requirements and enables alternate design options

Flexible Voltages Supported: 1.5V, 1.8V, 2.5V, 3.3V

● Easily interfaces to ICs with other voltages

On-Chip Termination: No Need for External Resistors

● Saves board space and reduces cost

Output Options: Two to Twenty Differential HCSL Outputs

● Supports very small to very large systems

Leading Supplier

● Diodes offer one of the industry’s largest selection of PCIe timing devices, from PCIe 1.0 to
PCIe 5.0, providing customers a wide choice of solutions

In addition to 5G CPEs, other PCIe applications include:

● Servers / Storage     ● Industrial PCs      ● Edge computing     ● Networking     ● Automotive

PCIe Timing IC Product Portfolio (Latest Devices):

PCIe Clock Generators for 5G

PCIe Clock Buffers for 5G


Related Links

Qualcomm is a trademark of Qualcomm Incorporated, registered in the United States and other countries.

*https://pcisig.com/sites/default/files/files/03_08_Using_PCIe_in_Mobile_Devices_FROZEN.pdf