| 605521 | HA12162FP | Dolby-B/C type noise reduction system | Hitachi Semiconductor |
| 605522 | HA12163 | PB equalizer, music sensor, Dolby-B NR (PB 1 chip) | Hitachi Semiconductor |
| 605523 | HA12164 | PB equalizer, music sensor, Dolby-B NR (PB 1 chip) | Hitachi Semiconductor |
| 605524 | HA12165 | PB equalizer, music sensor, Dolby-B NR (PB 1 chip) | Hitachi Semiconductor |
| 605525 | HA12166F | PB equalizer, music sensor, Dolby-B NR (PB 1 chip) | Hitachi Semiconductor |
| 605526 | HA12167FB | Cassette deck sound signal processing (REC/PB 1 chip) | Hitachi Semiconductor |
| 605527 | HA12169FB | Cassette deck sound signal processing (REC/PB 1 chip) | Hitachi Semiconductor |
| 605528 | HA1217 | 5 V, +/-25 ppm, TTL compatible enable/disable crystal clock oscillator | NEL Frequency Controls |
| 605529 | HA12170NT | Dolby-B/C type noise reduction system | Hitachi Semiconductor |
| 605530 | HA12173 | Cassette deck sound signal processing (PB 1 chip) | Hitachi Semiconductor |
| 605531 | HA12174 | Cassette deck sound signal processing (PB 1 chip) | Hitachi Semiconductor |
| 605532 | HA12175 | Cassette deck sound signal processing (PB 1 chip) | Hitachi Semiconductor |
| 605533 | HA12177 | Cassette deck sound signal processing (PB 1 chip) | Hitachi Semiconductor |
| 605534 | HA12179F | Cassette deck sound signal processing (PB 1 chip) | Hitachi Semiconductor |
| 605535 | HA12181FP | AM noise canceller | Hitachi Semiconductor |
| 605536 | HA12181FP | ASSP>ICs for Car Audio>AM Noise Canceller | Renesas |
| 605537 | HA12187 | Bus Interface Driver/Receiver IC | Hitachi Semiconductor |
| 605538 | HA12187FP | Driver/receiver for bus interface | Hitachi Semiconductor |
| 605539 | HA12187FP | ASSP>ICs for Car Audio>Driver/Receiver for Bus Interface | Renesas |
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| 605540 | HA12188AF | Pre-servo for CD-ROM | Hitachi Semiconductor |
| 605541 | HA1219 | 5 V, customer specific, TTL compatible enable/disable crystal clock oscillator | NEL Frequency Controls |
| 605542 | HA12192F | Audio Signal Processor for Car Deck (Decode only Dolby B-type NR with PB Amp.) | Hitachi Semiconductor |
| 605543 | HA12193F | Audio Signal Processor for Car Deck(Decode only Dolby B-type NR with PB Amp.) | Hitachi Semiconductor |
| 605544 | HA12194F | Audio Signal Processor for Car Deck(Decode only Dolby B-type NR with PB Amp.) | Hitachi Semiconductor |
| 605545 | HA12197F | Audio Signal Processor for Car Deck(Decode only Dolby B-type NR with PB Amp.) | Hitachi Semiconductor |
| 605546 | HA12198F | Audio Signal Processor for Car Deck(Decode only Dolby B-type NR with PB Amp.) | Hitachi Semiconductor |
| 605547 | HA12199F | Audio Signal Processor for Car Deck(Decode only Dolby B-type NR with PB Amp.) | Hitachi Semiconductor |
| 605548 | HA121A | 5 V, +/-20 ppm, TTL compatible enable/disable crystal clock oscillator | NEL Frequency Controls |
| 605549 | HA121B | 5 V, +/-50 ppm, TTL compatible enable/disable crystal clock oscillator | NEL Frequency Controls |
| 605550 | HA121C | 5 V, +/-100 ppm, TTL compatible enable/disable crystal clock oscillator | NEL Frequency Controls |
| 605551 | HA12203 | Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System) | Hitachi Semiconductor |
| 605552 | HA12203NT | Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System) | Hitachi Semiconductor |
| 605553 | HA12204NT | Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System) | Hitachi Semiconductor |
| 605554 | HA12206 | Audio Signal Processor for Cassette Deck | Hitachi Semiconductor |
| 605555 | HA12206NT | Audio Signal Processor for Cassette Deck | Hitachi Semiconductor |
| 605556 | HA12207 | Audio Signal Processor for Cassette Deck | Hitachi Semiconductor |
| 605557 | HA12207NT | Audio Signal Processor for Cassette Deck | Hitachi Semiconductor |
| 605558 | HA12209 | Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System) | Hitachi Semiconductor |
| 605559 | HA12209F | Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System) | Hitachi Semiconductor |
| 605560 | HA12211 | Audio Signal Processor for Cassette Deck (Deck 1 Chip) | Hitachi Semiconductor |
