| 1688321 | W523A100 | Voice Synthesizer w/4 triggers, 5 STOPs, R0-R3, µC Interface, PWM/DAC (100 sec) | Winbond Electronics |
| 1688322 | W523A120 | Voice Synthesizer w/4 triggers, 5 STOPs, R0-R3, µC Interface, PWM/DAC (120 sec) | Winbond Electronics |
| 1688323 | W523AXXX | HIGH FIDELITY POWER SPEECH | Winbond Electronics |
| 1688324 | W523M02 | MDPCM Voice Synthesizer (2 minutes PowerSpeech) | Winbond Electronics |
| 1688325 | W523S08 | MDPCM Voice Synthesizer (8 seconds PowerSpeech) | Winbond Electronics |
| 1688326 | W523S10 | MDPCM Voice Synthesizer (10 seconds PowerSpeech) | Winbond Electronics |
| 1688327 | W523S12 | MDPCM Voice Synthesizer (12 seconds PowerSpeech) | Winbond Electronics |
| 1688328 | W523S15 | MDPCM Voice Synthesizer (15 seconds PowerSpeech) | Winbond Electronics |
| 1688329 | W523S20 | MDPCM Voice Synthesizer (20 seconds PowerSpeech) | Winbond Electronics |
| 1688330 | W523S25 | MDPCM Voice Synthesizer (25 seconds PowerSpeech) | Winbond Electronics |
| 1688331 | W523S30 | MDPCM Voice Synthesizer (30 seconds PowerSpeech) | Winbond Electronics |
| 1688332 | W523S40 | MDPCM Voice Synthesizer (40 seconds PowerSpeech) | Winbond Electronics |
| 1688333 | W523S50 | MDPCM Voice Synthesizer (50 seconds PowerSpeech) | Winbond Electronics |
| 1688334 | W523S60 | MDPCM Voice Synthesizer (60 seconds PowerSpeech) | Winbond Electronics |
| 1688335 | W523S70 | MDPCM Voice Synthesizer (70 seconds PowerSpeech) | Winbond Electronics |
| 1688336 | W523S80 | MDPCM Voice Synthesizer (80 seconds PowerSpeech) | Winbond Electronics |
| 1688337 | W523S99 | MDPCM Voice Synthesizer (100 seconds PowerSpeech) | Winbond Electronics |
| 1688338 | W5280 | ADPCM Synthesizer w/ 4 triggers, STPA, STPB, STPC, R0 (3 seconds @8.0K) (ROMless controller) | Winbond Electronics |
| 1688339 | W528S03 | ADPCM Synthesizer w/ 4 triggers, STPA, STPB, STPC, R0 (3 seconds @8.0K) | Winbond Electronics |
|
| 1688340 | W528S05 | ADPCM Synthesizer w/ 4 triggers, STPA, STPB, STPC, R0 (5 seconds @6.4K) | Winbond Electronics |
| 1688341 | W528S08 | ADPCM Synthesizer w/ 4 triggers, STPA, STPB, STPC, R0 (8 seconds @9.0K) | Winbond Electronics |
| 1688342 | W528S08A | ADPCM VOICE SYNTHESIZER | Winbond Electronics |
| 1688343 | W528S10 | ADPCM Synthesizer w/ 4 triggers, STPA, STPB, STPC, R0 (10 seconds @8.4K) | Winbond Electronics |
| 1688344 | W528S12 | ADPCM Synthesizer w/ 4 triggers, STPA, STPB, STPC, R0 (12 seconds @8.0K) | Winbond Electronics |
| 1688345 | W528S15 | ADPCM Synthesizer w/ 4 triggers, STPA, STPB, STPC, R0 (15 seconds @8.0K) | Winbond Electronics |
| 1688346 | W528S20 | ADPCM Synthesizer w/ 4 triggers, STPA, STPB, STPC, R0 (20 seconds @7.2K) | Winbond Electronics |
| 1688347 | W528S25 | ADPCM Synthesizer w/ 4 triggers, STPA, STPB, STPC, R0 (25 seconds @6.7K) | Winbond Electronics |
| 1688348 | W528S30 | ADPCM Synthesizer w/ 4 triggers, STPA, STPB, STPC, R0 (30 seconds @6.4K) | Winbond Electronics |
| 1688349 | W528S40 | ADPCM Synthesizer w/ 4 triggers, STPA, STPB, STPC, R0 (40 seconds @7.6K) | Winbond Electronics |
| 1688350 | W528S50 | ADPCM Synthesizer w/ 4 triggers, STPA, STPB, STPC, R0 (50 seconds @6.9K) | Winbond Electronics |
| 1688351 | W528S60 | ADPCM Synthesizer w/ 4 triggers, STPA, STPB, STPC, R0 (60 seconds @6.4K) | Winbond Electronics |
| 1688352 | W530-02 | Clocks and Buffers : Application Specific Clocks | Cypress |
| 1688353 | W530-02H | Clocks and Buffers : Application Specific Clocks | Cypress |
| 1688354 | W530-02HT | Frequency-multiplying, Peak-reducing EMI Solution | Cypress |
| 1688355 | W532 | Frequency Multiplying, Peak Reducing EMI Solution | Cypress |
| 1688356 | W532G | Frequency Multiplying, Peak Reducing EMI Solution | Cypress |
| 1688357 | W532GI | Frequency Multiplying, Peak Reducing EMI Solution | Cypress |
| 1688358 | W53300 | Voice/Melody/LCD Controller w/ 16 com x 48 seg, up to 1K notes Melody | Winbond Electronics |
| 1688359 | W53320 | Voice/Melody/LCD Controller w/ 32 com x 48 seg, up to 1K notes Melody | Winbond Electronics |
| 1688360 | W53322 | Voice/Melody/LCD Controller w/ 32 com x 48 seg, up to 1K notes Melody | Winbond Electronics |
