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| PartNumber | 9E4101AFILFT | 9E4101AFILF | 9E4 |
| Description | Real Time Clock EMBEDDED PC MAIN CLOCK | Real Time Clock EMBEDDED PC MAIN CLOCK | |
| Manufacturer | IDT, Integrated Device Technology Inc | IDT, Integrated Device Technology Inc | IDT, Integrated Device Technology Inc |
| Product Category | Clock/Timing - Application Specific | Clock/Timing - Application Specific | Clock/Timing - Application Specific |
| Series | TCH | TCH | TCH |
| Packaging | Tape & Reel (TR) Alternate Packaging | Tube Alternate Packaging | Tube Alternate Packaging |
| Unit Weight | 0.024508 oz | 0.024508 oz | 0.024508 oz |
| Package Case | SSOP-56 | SSOP-56 | SSOP-56 |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Voltage Supply | 3.135 V ~ 3.465 V | 3.135 V ~ 3.465 V | 3.135 V ~ 3.465 V |
| Supplier Device Package | 56-SSOP | 56-SSOP | 56-SSOP |
| PLL | Yes | Yes | Yes |
| Main Purpose | PCI Express (PCIe), Timing Control Hub | PCI Express (PCIe), Timing Control Hub | PCI Express (PCIe), Timing Control Hub |
| Input | Crystal | Crystal | Crystal |
| Output | HCSL | HCSL | HCSL |
| Number of Circuits | 1 | 1 | 1 |
| Ratio InputOutput | 1899/12/30 1:21:00 | 1899/12/30 1:21:00 | 1899/12/30 1:21:00 |
| Differential InputOutput | No/Yes | No/Yes | No/Yes |
| Frequency Max | 400MHz | 400MHz | 400MHz |
| Part # Aliases | 9E4101 ICS9E4101AFILFT | 9E4101 ICS9E4101AFILF | 9E4101 ICS9E4101AFILF |
| Product | - | Real Time Clocks | Real Time Clocks |
| Mounting Style | - | SMD/SMT | SMD/SMT |
| Function | - | Clock | Clock |
| Maximum Operating Temperature | - | + 85 C | + 85 C |
| Minimum Operating Temperature | - | - 40 C | - 40 C |
| Supply Voltage Max | - | 3.3 V | 3.3 V |
| RTC Bus Interface | - | I2C | I2C |