Features
- PCIe Gen5 additive phase jitter: 5.9fs RMS
- PCIe Gen6 additive phase jitter: 3.5fs RMS
- PCIe Gen7 additive phase jitter: 2.4fs RMS
- DB2000Q additive phase jitter: 10fs RMS
- 12kHz to 20MHz additive phase jitter: 33fs RMS at 156.25MHz
- Power Down Tolerant (PDT) inputs
- Flexible Startup Sequencing (FSS)
- Automatic Clock Parking (ACP) upon loss of CLKIN
- Spread-spectrum tolerant
- CLKIN accepts HCSL or LVDS signal levels
- -40 °C to +105 °C, 1.8V ± 5% operation
- Pin or SMBus selectable:
- 33Ω, 85Ω, or 100Ω differential output impedance
- Output slew rate
- Output amplitude (A001 suffix)
- 9 SMBus addresses plus write protection
Description
The RC19102 is a 1.8V 2-output PCIe Gen7 buffer that is backward compatible with earlier PCIe generations. The RC19102 provides ultra-low additive jitter and reduced in-to-out delay performance for better design margin and incorporates several features for easier and more robust design.
Parameters
| Attributes | Value |
|---|---|
| Diff. Outputs | 2 |
| Diff. Output Signaling | LP-HCSL |
| Output Freq Range (MHz) | 1 - 400 |
| Diff. Inputs | 1 |
| Power Consumption Typ (mW) | 50 |
| Supply Voltage (V) | 1.8 - 1.8 |
| Output Type | LP-HCSL |
| Battery Backup | No |
| Battery Seal | No |
| CPU Supervisory Function POR | No |
| Crystal Frequency Trimming | No |
| Frequency Out Pin | No |
| Inputs (#) | 1 |
| Input Freq (MHz) | 1 - 400 |
| Additive Phase Jitter Typ RMS (fs) | 33 |
| Function | Multiplexer |
| Input Type | LVDS, HCSL |
| Output Banks (#) | 1 |
| Core Voltage (V) | 1.8V, 1.8V |
| Output Voltage (V) | 0.8 |
| Product Category | PCI Express Clocks |
Package Options
| Pkg. Type | Pkg. Dimensions (mm) | Lead Count (#) | Pitch (mm) |
|---|---|---|---|
| VFQFPN | 3.0 x 3.0 x 1.0 | 20 | 0.4 |
Product Comparison
| RC19102A | 9DBL0252 | RC19002 | |
| Core Voltage (V) | 1.8 | 3.3 | 3.3 |
| Output Impedance | 33, 85, 100 | 85 | 85, 100 |
| App Jitter Compliance | PCIe Gen1, PCIe Gen2, PCIe Gen3, PCIe Gen4, PCIe Gen5, PCIe Gen6, PCIe Gen7 | PCIe Gen1, PCIe Gen2, PCIe Gen3, PCIe Gen4, PCIe Gen5, PCIe Gen6 | PCIe Gen1, PCIe Gen2, PCIe Gen3, PCIe Gen4, PCIe Gen5, PCIe Gen6, PCIe Gen7 |
| VOUT Slew-rate Control | Yes | No | Yes |
| Additive Jitter | 3.5fs | 13fs | 3.4fs |
| VOUT Amplitude Control | Yes | No | No |
Applications
- Cloud/High-performance computing
- nVME storage
- Networking
- Accelerators