| 642841 | HA12 | 1.0 AMP.HIGH EFFICIENCY RECTIFIERS | Jinan Gude Electronic Device |
| 642842 | HA12002 | PROTECTOR OF SPEAKERS AND POWER AMPLIFIERS | Hitachi Semiconductor |
| 642843 | HA12005 | Low Noise Amplifier / Electronic Switching for Cassette Tape Deck | Renesas |
| 642844 | HA12006 | Electronic Controller for Cassette Tape Deck | Renesas |
| 642845 | HA12016 | FM Stereo Multiplex Decoder | Hitachi Semiconductor |
| 642846 | HA12017 | LOW NOISE PREAMPLIFIER | Hitachi Semiconductor |
| 642847 | HA12018 | PLL FM Demodulator for Portable amd Car Radio | Hitachi Semiconductor |
| 642848 | HA12062AMP | Data Strobe IC Developed For R-DAT | Hitachi Semiconductor |
| 642849 | HA1208 | Crystal Clock Osclilators | NEL Frequency Controls |
| 642850 | HA12088ANT | DOLBY B-TYPE NOISE REDUCYION SYSTEM | Hitachi Semiconductor |
| 642851 | HA12089MP | Sound Signal Processing IC for Automatic Telephone Answering System | Hitachi Semiconductor |
| 642852 | HA12089NT | Sound Signal Processing IC for Automatic Telephone Answering System | Hitachi Semiconductor |
| 642853 | HA12090NT | DOLBY B-TYPE NOISE REDUCYION SYSTEM | Hitachi Semiconductor |
| 642854 | HA12091AMP | DOLBY B-TYPE NOISE REDUCYION SYSTEM | Hitachi Semiconductor |
| 642855 | HA1210 | 5 V, +/-100 ppm, TTL compatible enable/disable crystal clock oscillator | NEL Frequency Controls |
| 642856 | HA1211 | 5 V, +/-50 ppm, TTL compatible enable/disable crystal clock oscillator | NEL Frequency Controls |
| 642857 | HA12133MP | PRE, REC, eguallzer IC for R-DAT | Hitachi Semiconductor |
| 642858 | HA12134A | Dolby-B type noise reduction system | Hitachi Semiconductor |
| 642859 | HA12134AF | Dolby-B type noise reduction system | Hitachi Semiconductor |
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| 642860 | HA12135A | Dolby-B type noise reduction system | Hitachi Semiconductor |
| 642861 | HA12135AF | Dolby-B type noise reduction system | Hitachi Semiconductor |
| 642862 | HA12136A | Dolby-B type noise reduction system | Hitachi Semiconductor |
| 642863 | HA12136AF | Dolby-B type noise reduction system | Hitachi Semiconductor |
| 642864 | HA12141 | Dolby B- and C-Type Noise Reduction System | Hitachi Semiconductor |
| 642865 | HA12141NT | Dolby-B/C type noise reduction system | Hitachi Semiconductor |
| 642866 | HA12142NT | Dolby-B/C type noise reduction system | Hitachi Semiconductor |
| 642867 | HA12155 | Audio Signal Processor for Cassette Deck (Dolby B/C-type NR with Recording System) | Hitachi Semiconductor |
| 642868 | HA12155NT | Cassette deck sound signal processing (REC 1 chip) | Hitachi Semiconductor |
| 642869 | HA12157NT | Cassette deck sound signal processing (REC 1 chip) | Hitachi Semiconductor |
| 642870 | HA12160 | PB equalizer, music sensor, Dolby-B NR (PB 1 chip) | Hitachi Semiconductor |
| 642871 | HA12161FP | Dolby-B/C type noise reduction system | Hitachi Semiconductor |
| 642872 | HA12162FP | Dolby-B/C type noise reduction system | Hitachi Semiconductor |
| 642873 | HA12163 | PB equalizer, music sensor, Dolby-B NR (PB 1 chip) | Hitachi Semiconductor |
| 642874 | HA12164 | PB equalizer, music sensor, Dolby-B NR (PB 1 chip) | Hitachi Semiconductor |
| 642875 | HA12165 | PB equalizer, music sensor, Dolby-B NR (PB 1 chip) | Hitachi Semiconductor |
| 642876 | HA12166F | PB equalizer, music sensor, Dolby-B NR (PB 1 chip) | Hitachi Semiconductor |
| 642877 | HA12167FB | Cassette deck sound signal processing (REC/PB 1 chip) | Hitachi Semiconductor |
| 642878 | HA12169FB | Cassette deck sound signal processing (REC/PB 1 chip) | Hitachi Semiconductor |
| 642879 | HA1217 | 5 V, +/-25 ppm, TTL compatible enable/disable crystal clock oscillator | NEL Frequency Controls |
| 642880 | HA12170NT | Dolby-B/C type noise reduction system | Hitachi Semiconductor |
