Overview
The CDCLVP1208RHDR is a high-performance clock buffer produced by Texas Instruments. This component is designed to provide low jitter and high reliability in clock distribution applications. It features a 2-input selectable 1:8 universal-to-LVPECL buffer, making it versatile for various clock input types including LVPECL, LVDS, and LVCMOS/LVTTL. The device is encased in a compact 28-pin VQFN package and operates over a temperature range of -40°C to 85°C, making it suitable for demanding applications in wireless communications, telecommunications, medical imaging, and test and measurement equipment.
Key Specifications
| Parameter | Value |
|---|---|
| Case/Package | VQFN-28 |
| Input Type | LVPECL, LVDS, LVCMOS/LVTTL |
| Number of Outputs | 8 |
| Output Type | LVPECL |
| Maximum Clock Frequency | 2 GHz |
| Maximum Operating Temperature | 85°C |
| Minimum Operating Temperature | -40°C |
| Maximum Supply Voltage | 3.6 V |
| Minimum Supply Voltage | 2.375 V |
| Propagation Delay | 450 ps |
| Output Skew | 20 ps |
| Additive RMS Jitter (typ) | 57 fs (at 122.88 MHz) |
| ESD Protection | Exceeds 2 kV (HBM) |
| RoHS Status | Compliant |
Key Features
- Low additive jitter: less than 100 fs, RMS from 10 kHz to 20 MHz.
- On-chip multiplexer for selecting one of two clock inputs through a control terminal.
- Eight differential LVPECL clock outputs with minimum skew for clock distribution.
- Supports a wide range of input types: LVPECL, LVDS, and LVCMOS/LVTTL.
- ESD protection exceeds 2 kV (HBM).
- Compact 28-pin VQFN package with dimensions of 5mm x 5mm.
- Industrial temperature range: -40°C to 85°C.
Applications
- Wireless Communications
- Telecommunications/Networking
- Medical Imaging
- Test and Measurement Equipment
Q & A
- What is the maximum clock frequency of the CDCLVP1208RHDR?
The maximum clock frequency is 2 GHz.
- What types of clock inputs does the CDCLVP1208RHDR support?
The device supports LVPECL, LVDS, and LVCMOS/LVTTL inputs.
- How many outputs does the CDCLVP1208RHDR have?
The device has eight differential LVPECL clock outputs.
- What is the operating temperature range of the CDCLVP1208RHDR?
The operating temperature range is -40°C to 85°C).
- Does the CDCLVP1208RHDR have ESD protection?
Yes, it exceeds 2 kV (HBM)).
- What is the package type and size of the CDCLVP1208RHDR?
The device is packaged in a 28-pin VQFN with dimensions of 5mm x 5mm).
- Is the CDCLVP1208RHDR RoHS compliant?
Yes, it is RoHS compliant).
- What is the typical additive RMS jitter of the CDCLVP1208RHDR?
The typical additive RMS jitter is 57 fs at 122.88 MHz).
- How does the on-chip multiplexer work in the CDCLVP1208RHDR?
The on-chip multiplexer allows for the selection of one of two clock inputs through a control terminal).
- What are some common applications of the CDCLVP1208RHDR?
Common applications include wireless communications, telecommunications/networking, medical imaging, and test and measurement equipment).
