| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | LMK04000 |  1Mb/54P | Low-Noise Clock Jitter Cleaner with Cascaded PLLs |
| LMK04000BISQ |  1Mb/54P | Low-Noise Clock Jitter Cleaner with Cascaded PLLs |
 National Semiconductor ... | LMK04000BISQE |  1Mb/54P | Low-Noise Clock Jitter Cleaner with Cascaded PLLs |
 National Semiconductor ... | LMK04000BISQX |  1Mb/54P | Low-Noise Clock Jitter Cleaner with Cascaded PLLs |
 National Semiconductor ... | LMK04000BISQ |  1Mb/ 54P | Low-Noise Clock Jitter Cleaner with Cascaded PLLs |
 National Semiconductor ... | LMK04000BISQE |  1Mb/ 54P | Low-Noise Clock Jitter Cleaner with Cascaded PLLs |
 National Semiconductor ... | LMK04000BISQX |  1Mb/ 54P | Low-Noise Clock Jitter Cleaner with Cascaded PLLs |
 National Semiconductor ... | LMK04001BISQ |  1Mb/ 54P | Low-Noise Clock Jitter Cleaner with Cascaded PLLs |
 National Semiconductor ... | LMK04001BISQE |  1Mb/ 54P | Low-Noise Clock Jitter Cleaner with Cascaded PLLs |
 National Semiconductor ... | LMK04001BISQX |  1Mb/ 54P | Low-Noise Clock Jitter Cleaner with Cascaded PLLs |
 National Semiconductor ... | LMK04002BISQ |  1Mb/ 54P | Low-Noise Clock Jitter Cleaner with Cascaded PLLs |
 National Semiconductor ... | LMK04002BISQE |  1Mb/ 54P | Low-Noise Clock Jitter Cleaner with Cascaded PLLs |
 National Semiconductor ... | LMK04002BISQX |  1Mb/ 54P | Low-Noise Clock Jitter Cleaner with Cascaded PLLs |