| PartNumber | 843N252GG-45LF | 843N252GG-45LFT | 843N3960DGILFT |
| Description | Clock Synthesizer / Jitter Cleaner FREQUENCY SYNTHESIZER | Clock Synthesizer / Jitter Cleaner FREQUENCY SYNTHESIZER | Clock Synthesizer / Jitter Cleaner FemtoClock Clock Generator |
| Manufacturer | IDT (Integrated Device Technology) | IDT (Integrated Device Technology) | IDT (Integrated Device Technology) |
| Product Category | Clock Synthesizer / Jitter Cleaner | Clock Synthesizer / Jitter Cleaner | Clock Synthesizer / Jitter Cleaner |
| RoHS | Y | Y | Y |
| Series | 843N252-45 | 843N252-45 | 843N3960I |
| Number of Outputs | 2 Output | - | 2 Output |
| Output Level | LVCMOS, LVPECL, LVTTL | - | LVPECL |
| Max Output Freq | 156.25 MHz | - | 212.5 MHz |
| Input Level | Crystal | - | HCSL, LVDS, LVPECL |
| Maximum Input Frequency | 25 MHz | - | 25 MHz |
| Supply Voltage Max | 3.465 V | - | 3.465 V |
| Supply Voltage Min | 3.135 V | - | 3.135 V |
| Minimum Operating Temperature | 0 C | - | - 40 C |
| Maximum Operating Temperature | + 70 C | - | + 85 C |
| Mounting Style | SMD/SMT | - | SMD/SMT |
| Package / Case | TSSOP-16 | TSSOP-16 | TSSOP-20 |
| Packaging | Tube | Reel | Reel |
| Height | 1 mm | 1 mm | 1 mm |
| Length | 5 mm | 5 mm | 6.6 mm |
| Width | 4.4 mm | 4.4 mm | 4.4 mm |
| Brand | IDT | IDT | IDT |
| Operating Supply Current | 124 mA | - | 16 mA |
| Product Type | Clock Synthesizer / Jitter Cleaner | Clock Synthesizer / Jitter Cleaner | Clock Synthesizers / Jitter Cleaners |
| Factory Pack Quantity | 96 | 2500 | 2500 |
| Subcategory | Clock & Timer ICs | Clock & Timer ICs | Clock & Timer ICs |
| Tradename | FemtoClock | FemtoClock | FemtoClock |
| Part # Aliases | 843N252-45 ICS843N252GG-45LF | 843N252-45 ICS843N252GG-45LFT | 843N3960I IDT843N3960DGILFT |
| Unit Weight | 0.006102 oz | 0.006102 oz | 0.006737 oz |
| Pd Power Dissipation | - | - | 482.73 mW |