| 1643481 | UCA6493N | Czterokrotna dwuwej ciowa bramka NAND | etc |
| 1643482 | UCA6495N | Czterokrotna dwuwej ciowa bramka NAND | etc |
| 1643483 | UCA7493N | UKLAD SCALONY CYFROWY | etc |
| 1643484 | UCB1100 | Advanced modem/audio analog front-end | Philips |
| 1643485 | UCB1100BE | Advanced modem/audio analog front-end | Philips |
| 1643486 | UCB1100HL_X3C | Advanced modem/audio analog front-end | Philips |
| 1643487 | UCB1100LP | Advanced modem/audio analog front-end | Philips |
| 1643488 | UCB1100LP/X3 | Advanced modem/audio analog front-end | Philips |
| 1643489 | UCB1200 | Advanced modem/audio analog front-end | Philips |
| 1643490 | UCB1200B | UCB1200B | etc |
| 1643491 | UCB1200BE | Advanced modem/audio analog front-end | Philips |
| 1643492 | UCB1300 | Advanced modem/audio analog front-end | Philips |
| 1643493 | UCB1300BE | Advanced modem/audio analog front-end | Philips |
| 1643494 | UCB1400 | Audio codec with touch screen controller and power management monitor | Philips |
| 1643495 | UCB1400BE | Audio codec with touch screen controller and power management monitor | Philips |
| 1643496 | UCB1500 | PCI to AC97 bridge/host controller | Philips |
| 1643497 | UCB1510 | AC97 digital modem codec | Philips |
| 1643498 | UCB1510DB | AC97 digital modem codec | Philips |
| 1643499 | UCC1570 | Low Power Pulse Width Modulator | Texas Instruments |
|
| 1643500 | UCC15701 | Advanced Voltage Mode Pulse Width Modulator | Texas Instruments |
| 1643501 | UCC15701J | ADVANCED VOLTAGE MODE PULSE WIDTH MODULATOR | Texas Instruments |
| 1643502 | UCC15701L | ADVANCED VOLTAGE MODE PULSE WIDTH MODULATOR | Texas Instruments |
| 1643503 | UCC15702 | Advanced Voltage Mode Pulse Width Modulator | Texas Instruments |
| 1643504 | UCC1570J | Low Power Pulse Width Modulator | Texas Instruments |
| 1643505 | UCC1570J883B | LOW POWER PULSE WIDTH MODULATOR | Texas Instruments |
| 1643506 | UCC1580 | -Single Ended Active Clamp/Reset PWM | Texas Instruments |
| 1643507 | UCC1580 | -Single Ended Active Clamp/Reset PWM | Texas Instruments |
| 1643508 | UCC1580-1 | Single Ended Active Clamp/Reset PWM | Texas Instruments |
| 1643509 | UCC1580-2 | Single Ended Active Clamp/Reset PWM | Texas Instruments |
| 1643510 | UCC1580-3 | Single Ended Active Clamp/Reset PWM | Texas Instruments |
| 1643511 | UCC1580-4 | Single Ended Active Clamp/Reset PWM | Texas Instruments |
| 1643512 | UCC1580-X | Single Ended Active Clamp/Reset PWM | Texas Instruments |
| 1643513 | UCC1580J-1 | SINGLE ENDED ACTIVE CLAMP/RESET PWM | Texas Instruments |
| 1643514 | UCC1580J-2 | Single Ended Active Clamp/Reset PWM | Texas Instruments |
| 1643515 | UCC1580J-3 | SINGLE ENDED ACTIVE CLAMP/RESET PWM | Texas Instruments |
| 1643516 | UCC1580J-4 | Single Ended Active Clamp/Reset PWM | Texas Instruments |
| 1643517 | UCC1581 | Micropower Voltage Mode PWM | Texas Instruments |
| 1643518 | UCC1583 | Switch Mode Secondary Side Post Regulator | Texas Instruments |
| 1643519 | UCC1583J | SWITCH MODE SECONDARY SIDE POST REGULATOR | Texas Instruments |
| 1643520 | UCC1776 | Quad FET Driver | Texas Instruments |
