Overview
Description
The 621S is a low cost, high-speed single input to four output LVCMOS clock buffer that offers a best-in-class additive phase jitter of sub 50fs.
Features
- Low additive phase jitter RMS: 50fs
- Extremely low skew outputs (50ps)
- Low-cost clock buffer
- Packaged in an 8-pin SOIC and 8-pin DFN, Pb-free
- Input/Output clock frequency up to 200MHz
- Non-inverting output clock
- Ideal for networking clocks
- Operating voltages: 1.8V to 3.3V
- Output Enable mode tri-state outputs
- Advanced, low-power CMOS process
- Extended temperature range: -40 °C to +105 °C
Comparison
Applications
Documentation
Featured Documentation
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| Type | Title | Date |
| Datasheet | PDF 304 KB | |
| Application Note | PDF 187 KB | |
| Overview | PDF 217 KB | |
| Product Change Notice | PDF 268 KB | |
| Product Change Notice | PDF 611 KB | |
| Product Change Notice | PDF 611 KB | |
| Application Note | PDF 495 KB | |
| Application Note | PDF 442 KB | |
| Application Note | PDF 565 KB | |
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Design & Development
Models
ECAD Models
Schematic symbols, PCB footprints, and 3D CAD models from SamacSys can be found by clicking on products in the Product Options table. If a symbol or model isn't available, it can be requested directly from the website.
Processing table
| COL | 8 | I | Yes | Cut Tape | 1 | 1.793 | Get Samples, | |
| COL | 8 | I | Yes | Reel | 1 | 1.699 | ||
| SOIC | 8 | I | Yes | Tube | 1 | 1.737 | Get Samples, | |
| SOIC | 8 | I | Yes | Reel | 1 | 1.811 |
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Videos & Training
Low-jitter LVCMOS Fanout Clock Buffers by IDT
This video overviews the LVCMOS Fanout Buffers, showcasing their best-in-class performance with extremely low phase jitter, minimal output skew, and low power consumption, along with other competitive features.
Video List
