Renesas’ Timing product portfolio has been acquired by SiTime.
Datasheets, documentation, and sample orders remain available on Renesas.com through late 2026. For new designs, purchasing, support, and product inquiries, visit SiTime.com or send an email to SalesClocks@sitime.com. Full transition to SiTime is expected by late 2026.
| CAD Model: | View CAD Model |
| Pkg. Type: | TSSOP |
| Pkg. Code: | PGG8 |
| Lead Count (#): | 8 |
| Pkg. Dimensions (mm): | 3.1 x 4.4 x 1.0 |
| Pitch (mm): | 0.65 |
| Moisture Sensitivity Level (MSL) | 1 |
| Pb (Lead) Free | Yes |
| ECCN (US) | |
| HTS (US) |
| Lead Count (#) | 8 |
| Carrier Type | Reel |
| Moisture Sensitivity Level (MSL) | 1 |
| Qty. per Reel (#) | 2500 |
| Pitch (mm) | 0.65 |
| Pkg. Dimensions (mm) | 3.1 x 4.4 x 1.0 |
| Reel Size (in) | 13 |
| Qty. per Carrier (#) | 0 |
| Pb (Lead) Free | Yes |
| Pb Free Category | e3 Sn |
| Temp. Range (°C) | -40 to 85°C |
| Country of Assembly | TAIWAN |
| Country of Wafer Fabrication | CHINA, TAIWAN |
| Length (mm) | 3.1 |
| MOQ | 2500 |
| Pkg. Type | TSSOP |
| Price (USD) | $1.4224 |
| Product Category | Clock Buffers & Drivers |
| Tape & Reel | Yes |
| Thickness (mm) | 1 |
| Width (mm) | 4.4 |
The 551S 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.