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 [email protected]. Full transition to SiTime is expected by late 2026.
| CAD Model: | View CAD Model |
| Pkg. Type: | VFQFPN |
| Pkg. Code: | NLG64 |
| Lead Count (#): | 64 |
| Pkg. Dimensions (mm): | 9.0 x 9.0 x 0.9 |
| Pitch (mm): | 0.5 |
| Moisture Sensitivity Level (MSL) | 3 |
| Pb (Lead) Free | Yes |
| ECCN (US) | EAR99 |
| HTS (US) | 8542.39.0090 |
| Lead Count (#) | 64 |
| Carrier Type | Tray |
| Moisture Sensitivity Level (MSL) | 3 |
| Feedback Input | No |
| Qty. per Reel (#) | 0 |
| Qty. per Carrier (#) | 207 |
| Pb (Lead) Free | Yes |
| Pb Free Category | e3 Sn |
| Temp. Range (°C) | 0 to 70°C |
| Assembly Location | CHINA |
| Wafer Fab Location | TAIWAN, USA |
| Accepts Spread Spec Input | Yes |
| Advanced Features | Multiple SMBus addresses, HW PLL mode control, Adjustable Feedback |
| App Jitter Compliance | PCIe Gen1, PCIe Gen2, PCIe Gen3, QPI |
| C-C Jitter Max P-P (ps) | 50 |
| Chipset Manufacturer | Intel |
| Chipset Name | C600, Patsburg, Wellsburg, Lewisburg |
| Clock Spec. | DB1900Z Derivative |
| Core Voltage (V) | 3.3 |
| Diff. Input Signaling | HCSL |
| Diff. Inputs | 1 |
| Diff. Output Signaling | HCSL |
| Diff. Outputs | 15 |
| Diff. Termination Resistors | 64 |
| Function | Buffer |
| Input Freq (MHz) | 33 - 150 |
| Input Type | HCSL |
| Inputs (#) | 1 |
| Lead Compliant | No |
| Length (mm) | 9 |
| MOQ | 207 |
| Output Banks (#) | 1 |
| Output Enable (OE) Pins | 7 |
| Output Freq Range (MHz) | 33 - 150 |
| Output Skew (ps) | 50 |
| Output Type | HCSL |
| Output Voltage (V) | 0.7 |
| Outputs (#) | 15 |
| Package Area (mm²) | 81 |
| Pitch (mm) | 0.5 |
| Pkg. Dimensions (mm) | 9.0 x 9.0 x 0.9 |
| Pkg. Type | VFQFPN |
| Power Consumption Typ (mW) | 1287 |
| Product Category | Processor Clock Buffers, Zero Delay Buffers |
| Prog. Clock | Yes |
| Prog. Interface | SMBUS |
| Reference Output | No |
| Requires Terms and Conditions | Does not require acceptance of Terms and Conditions |
| Spread Spectrum | Yes |
| Supply Voltage (V) | 3.3 - 3.3 |
| Tape & Reel | No |
| Thickness (mm) | 0.9 |
| Width (mm) | 9 |
The 9ZX21501 is an Intel™ DB1900Z-compatible differential buffer suitable for PCI Express Gen3 or QPI applications. The part is backwards compatible to PCIe Gen1 and Gen2. A fixed external feedback maintains low drift for critical QPI applications.