Features
- Low-power push-pull HCSL outputs; eliminate 24 resistors, save 41mm² of area
- Pin-compatible to 9ZX21201 provides easy path to >50% power savings
- Space-saving 64-pin VFQFPN package
- Fixed feedback path for 0ps input-to-output delay
- 9 Selectable SMBus Addresses
- 12 OE# pins provide hardware control of each output
- PLL or bypass mode; PLL can de-jitter incoming clock
- Selectable PLL bandwidth minimizes jitter peaking in downstream PLLs
- Spread spectrum compatible
- -40 °C to +85 °C device available; supports demanding environmental applications
9ZXL1231 - Block Diagram
Description
The 9ZXL1231 12-output low-power HCSL buffer meets the demanding requirements of the Intel DB1200ZL specification, including the critical low-drift requirements of Intel CPUs.
Parameters
| Attributes | Value |
|---|---|
| Diff. Outputs | 12 |
| Diff. Output Signaling | LP-HCSL |
| Output Freq Range (MHz) | 33 - 150 |
| Diff. Inputs | 1 |
| Diff. Input Signaling | HCSL |
| Accepts Spread Spec Input | Yes |
| Power Consumption Typ (mW) | 445 |
| Supply Voltage (V) | 1.05 - 3.3 |
| Output Type | LP-HCSL |
| Diff. Termination Resistors | 24 |
| Package Area (mm²) | 81 |
| Battery Backup | No |
| Battery Seal | No |
| CPU Supervisory Function POR | No |
| Crystal Frequency Trimming | No |
| Frequency Out Pin | No |
| Inputs (#) | 1 |
| Input Freq (MHz) | 33 - 150 |
| Function | Buffer |
| Input Type | HCSL |
| Output Banks (#) | 1 |
| Core Voltage (V) | 3.3 |
| Output Voltage (V) | 0.7 |
| Product Category | Processor Clock Buffers |
Package Options
| Pkg. Type | Pkg. Dimensions (mm) | Lead Count (#) | Pitch (mm) |
|---|---|---|---|
| VFQFPN | 9.0 x 9.0 x 0.9 | 64 | 0.5 |
Applications
- Buffer for Romley, Grantley, and Purley servers
- Solid state storage
- PCIe
| Part Number | Status | Samples | Stock | Package | Budgetary Price (USD) | Lead Count (#) | Carrier Type | Moisture Sensitivity Level (MSL) | App Jitter Compliance | Qty. per Reel (#) | Qty. per Carrier (#) | Pb (Lead) Free | Pb Free Category | Temp. Range (°C) | Country of Assembly | Country of Wafer Fabrication |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 9ZXL1231AKILF | Active | Available | In Stock | VFQFPN | 1ku | $3.09 | 64# | Tray | 3 | PCIe Gen1, PCIe Gen2, PCIe Gen3, QPI, PCIe Gen4, PCIe Gen5 | 0 | 207# | Yes | e3 Sn | -40 to 85°C | CHINA | TAIWAN, USA |
| 9ZXL1231AKILFT | Active | N/A | Out of Stock | VFQFPN | 1ku | $3.09 | 64# | Reel | 3 | PCIe Gen1, PCIe Gen2, PCIe Gen3, QPI | 3000# | 0 | Yes | e3 Sn | -40 to 85°C | CHINA | TAIWAN, USA |
| 9ZXL1231AKLF | Active | Available | In Stock | VFQFPN | 1ku | $2.81 | 64# | Tray | 3 | PCIe Gen1, PCIe Gen2, PCIe Gen3, QPI | 0 | 207# | Yes | e3 Sn | 0 to 70°C | CHINA | TAIWAN, USA |
| 9ZXL1231AKLFT | Active | N/A | In Stock | VFQFPN | 1ku | $2.81 | 64# | Reel | 3 | PCIe Gen1, PCIe Gen2, PCIe Gen3, QPI | 3000# | 0 | Yes | e3 Sn | 0 to 70°C | CHINA | TAIWAN, USA |
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- Product Change NoticePDF 983 KB Jun 25, 2019
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