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| nr | name | cat | description | manufacturer |
|---|---|---|---|---|
| 454 | MAX454 | amp* | 4 Channel Mux*'ed 50MHz Video Amplifier | Maxim* |
| 4541 | 4541 | timer | CMOS* 16 stage prog timer 1.5MHz | |
| 4541 | HEC4541B | timer | Programmable timer CERDIP14 | Philips |
| 4541 | HEF4541 | oscillator+counter=timer, pinout | Philips | |
| 4541 | HEF4541B | timer | Programmable timer DIL14, CERDIP14 | Philips |
| 4543 | 4543 | converter | CMOS* BCD to 7-Segment Decoder with latch, LCD | NS |
| 4543 | 4543 | ~ | pinout | |
| 4543 | HEF4543B | display | BCD to 7-segment latch/decoder/driver DIL16, CERDIP16 | Philips |
| 4544 | 4544 | converter | CMOS* BCD to 7 seg with latch + RBI, LCD | |
| 4545 | AK4545 | codec* | AC'97 Rev.2.1 compliant 18-bit CODEC* with built-in SPDIF output for PC Audio. | AKM* |
| 4547 | 4547 | converter | CMOS* BCD to 7 seg, NPN 65ma | |
| 4549 | 4549 | sar | CMOS* 8 bit SAR* with reset 0.8MHz |
| Where | What |
|---|---|
| www.chipcatalog.com/ | Chip Catalog. Related to www.chipsinfo.com/? |
| www.chipdocs.com/ | Very good! |
| www.icmaster.com/ | Registration is needed in advance. Will be closed spring 2002. |
| www.questlink.com/ | Registration is needed before you can download datasheets. Chips can sometimes be ordered via Arrow/Avnet. |
| www.elisnet.or.jp/ | In Japanese only. |
| Where | What |
|---|---|
| www.findchips.com/ | Do a search at 20+ distributors at once! |
| www.netcomponents.com/ | Do a search for scarce chips at many brokers at once! |
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