| PartNumber | 650R-21LFT | 650R-21LF | 650R-21ILF |
| Description | Clock Generators & Support Products SYSTEM PERIPHERAL CLOCK SOURCE | Clock Synthesizer / Jitter Cleaner SYSTEM PERIPHERAL CLOCK SOURCE | Clock Generators & Support Products SYSTEM PERIPHERAL CLOCK SOURCE |
| Manufacturer | IDT (Integrated Device Technology) | IDT (Integrated Device Technology) | IDT (Integrated Device Technology) |
| Product Category | Clock Generators & Support Products | Clock Synthesizer / Jitter Cleaner | Clock Generators & Support Products |
| RoHS | Y | Y | Y |
| Series | 650R-21 | 650-21 | 650R-21 |
| Package / Case | QSOP-20 | QSOP-20 | QSOP-20 |
| Packaging | Reel | Tube | Tube |
| Height | 1.47 mm | 1.47 mm | 1.47 mm |
| Length | 8.7 mm | 8.7 mm | 8.7 mm |
| Width | 3.8 mm | 3.8 mm | 3.8 mm |
| Brand | IDT | IDT | IDT |
| Product Type | Clock Generators | Clock Synthesizer / Jitter Cleaner | Clock Generators |
| Factory Pack Quantity | 3000 | 55 | 55 |
| Subcategory | Clock & Timer ICs | Clock & Timer ICs | Clock & Timer ICs |
| Part # Aliases | 650-21 ICS650R-21LFT | 650-21 ICS650R-21LF | 650-21 ICS650R-21ILF |
| Unit Weight | 0.008508 oz | 0.008508 oz | 0.008508 oz |
| Output Level | - | CMOS | - |
| Input Level | - | CMOS | - |
| Maximum Input Frequency | - | 25 MHz | - |
| Supply Voltage Max | - | 5.5 V | - |
| Supply Voltage Min | - | 3 V | - |
| Minimum Operating Temperature | - | 0 C | - |
| Maximum Operating Temperature | - | + 70 C | - |
| Mounting Style | - | SMD/SMT | - |
| Operating Supply Current | - | 30 mA | - |