| 1650201 | UM2302S | PIN Diode | Microsemi |
| 1650202 | UM2304 | PIN Diode | Microsemi |
| 1650203 | UM2304S | PIN Diode | Microsemi |
| 1650204 | UM2306 | PIN Diode | Microsemi |
| 1650205 | UM2306S | PIN Diode | Microsemi |
| 1650206 | UM2308 | PIN Diode | Microsemi |
| 1650207 | UM2308S | PIN Diode | Microsemi |
| 1650208 | UM2310 | PIN Diode | Microsemi |
| 1650209 | UM2310 | 8Kx8 Character Generator | UMC |
| 1650210 | UM2310S | PIN Diode | Microsemi |
| 1650211 | UM2315 | Ultra-Mini Dyad | Clare Inc |
| 1650212 | UM2319 | Ultra-Mini Dyad | Clare Inc |
| 1650213 | UM2325 | Ultra-Mini Dyad | Clare Inc |
| 1650214 | UM2341 | Ultra-Mini Dyad | Clare Inc |
| 1650215 | UM2376 | Ultra-Mini Dyad | Clare Inc |
| 1650216 | UM2378 | Ultra-Mini Dyad | Clare Inc |
| 1650217 | UM23C1024 | CMOS Mask-Programmable ROM | UMC |
| 1650218 | UM23C1025 | 131,072 x 8 Bit CMOS Mask-Programmable ROM | UMC |
| 1650219 | UM23C2001 | CMOS Mask-Programmable ROM | UMC |
|
| 1650220 | UM23C4000 | CMOS Mask-Programmable ROM | UMC |
| 1650221 | UM23C4001 | CMOS Mask-Programmable ROM | UMC |
| 1650222 | UM2661 | Enhanced Programmable Communications Interface (EPCI) | UMC |
| 1650223 | UM2S1015 | Ultra-Mini Dyad | Clare Inc |
| 1650224 | UM2S1020 | Ultra-Mini Dyad | Clare Inc |
| 1650225 | UM2S1030 | Ultra-Mini Dyad | Clare Inc |
| 1650226 | UM2S1520 | Ultra-Mini Dyad | Clare Inc |
| 1650227 | UM2S1525 | Ultra-Mini Dyad | Clare Inc |
| 1650228 | UM2S2025 | Ultra-Mini Dyad | Clare Inc |
| 1650229 | UM3032A | 8-Digit Single-Chip CMOS Calculator | UMC |
| 1650230 | UM3135 | 8-Digit Calculator | UMC |
| 1650231 | UM3150 | 10/12-Digit Calculator | UMC |
| 1650232 | UM3161G | Simple Melody Generator | UMC |
| 1650233 | UM3166AG-SERIES | Simple Melody Generator | UMC |
| 1650234 | UM3206 | 3 1/2 - Digit Countdown/Up Timer | UMC |
| 1650235 | UM3217 | 6-Digit Multifunction Watch | UMC |
| 1650236 | UM3231 | Analog Watch | UMC |
| 1650237 | UM3253-1 | Analog Alarm Clock with Snooze | UMC |
| 1650238 | UM3273 | 3 1/2 - Digit Multiplexed LCD Alarm Clock | UMC |
| 1650239 | UM3273-SERIES | 3 1/2 - Digit Multiplexed LCD Clock With Alarm | UMC |
| 1650240 | UM3280 | 4-Digit Multiplexed LCD World Time Clock | UMC |
