| 1639321 | U6SBA20 | General Purpose Rectifiers(200V 6A) | Shindengen |
| 1639322 | U6SBA60 | General Purpose Rectifiers(600V 6A) | Shindengen |
| 1639323 | U7001BG | CT2 Front End IC | TEMIC |
| 1639324 | U7004B | DECT SiGe Front-end IC | Atmel |
| 1639325 | U7004B-MFS | DECT SiGe Front End IC | Atmel |
| 1639326 | U7004B-MFSG3 | DECT SiGe Front End IC | Atmel |
| 1639327 | U7006B | DECT SiGe Front-end IC with High PAE | Atmel |
| 1639328 | U713D | MOS circuit, touch dial circui, possibly equivalent AY-5-9151A | RFT |
| 1639329 | U714P | MOS circuit, LCD dot matrix | RFT |
| 1639330 | U74HCT00DK | Fast logic CMOS, 4 NAND gates with 2 inputs each, possibly equivalent PC74HCT00P | RFT |
| 1639331 | U74HCT02DK | Fast logic CMOS, 4 NOR gates with 2 inputs each, possibly equivalent PC74HCT02P | RFT |
| 1639332 | U74HCT04DK | Fast logic CMOS, 6 Inverter, possibly equivalent PC74HCT04P | RFT |
| 1639333 | U74HCT138DK | 1 out of 8 decoder/demultiplexer, inverting, possibly equivalent PC74HCT138P | RFT |
| 1639334 | U74HCT242DK | 4 bit-Bus.Transceiver, inverting, possibly equivalent PC74HCT242P | RFT |
| 1639335 | U74HCT243DK | 4 bit-Bus.Transceiver, possibly equivalent PC74HCT243P | RFT |
| 1639336 | U74HCT373DK | 8 bit transparent latch, tristate outputs, possibly equivalent PC74HCT373P | RFT |
| 1639337 | U74HCT374DK | 8 bit D flip-flop, tristate outputs, possibly equivalent PC74HCT374P | RFT |
| 1639338 | U74HCT533DK | 8 bit transparent latch, inverting, tristate outputs, possibly equivalent PC74HCT533P | RFT |
| 1639339 | U74HCT534DK | 8 bit D flip-flop, inverting, tristate outputs, possibly equivalent PC74HCT534P | RFT |
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| 1639340 | U74HCT74DK | Fast logic CMOS, 2 D-Flip-Flop, possibly equivalent PC74HCT74P | RFT |
| 1639341 | U74HCT86DK | 4 exclusive OR gates each with 2 inputs, Fast CMOS logic series, possibly equivalent PC74HCT086P | RFT |
| 1639342 | U752D | U752D Waveguide Coupler, 40 to 60 GHz, 20 dB | Agilent (Hewlett-Packard) |
| 1639343 | U75A | 75 Pin Ceramic Pin Grid Array | National Semiconductor |
| 1639344 | U8032C | 16 bit arithmetic circuit | RFT |
| 1639345 | U8032C1 | 16 bit arithmetic circuit | RFT |
| 1639346 | U8032C2 | 16 bit arithmetic circuit | RFT |
| 1639347 | U8047PB | 4 bit EMR, mask programmed | RFT |
| 1639348 | U8047PG | 4 bit EMR, mask programmed | RFT |
| 1639349 | U804D | MOS circuit, 6-fold analog value memory, possibly equivalent SAB3013 | RFT |
| 1639350 | U806D | MOS circuit, Infrared remote control receiver circuit, possibly equivalent SAB3022B | RFT |
| 1639351 | U807D | MOS circuit, Infrared remote control transmitter circuit, possibly equivalent SAB3021 | RFT |
| 1639352 | U80930HD | Universal serial bus hub peripheral controller. ROM size 0, RAM size 1024 bytes, 12-MHz crystal operation | Intel |
| 1639353 | U80930HF | Universal serial bus hub peripheral controller. ROM size 0, RAM size 1024 bytes, 12-MHz crystal operation | Intel |
| 1639354 | U80C196MC | Industrial motor control microcomputer. ROMless, 16MHz | Intel |
| 1639355 | U810D | MOS circuit, PLL-Synthesizer, possibly equivalent SAA1056 | RFT |
| 1639356 | U813 | 1.1-GHz Prescaler for PLLs in TV/ CATV and SAT TV Tuners | TEMIC |
| 1639357 | U813BS | 1.1-GHz Prescaler for PLLs in TV, CATV and SAT TV Tuners | TEMIC |
| 1639358 | U813BS-FP | 1.1-GHz Prescaler for PLLs in TV/ CATV and SAT TV Tuners | TEMIC |
| 1639359 | U813BS-SP | 1.1-GHz Prescaler for PLLs in TV/ CATV and SAT TV Tuners | TEMIC |
| 1639360 | U813BSE | 1.1-GHz Prescaler for PLLs in TV, CATV and SAT TV Tuners | TEMIC |
