| 1688361 | W53342 | Voice/Melody/LCD Controller w/ 32 com x 64 seg, up to 1K notes Melody | Winbond Electronics |
| 1688362 | W536030A | MDPCM Voice/Melody w/64x16 ~ 40x8 LCD, 256x4x2 LCD RAM, 1/8&1/16 Duty, 1/4&1/5 Bias, 32Kx20 ROM, 1.4 | Winbond Electronics |
| 1688363 | W536030P | MDPCM Voice/Melody w/8Kx20 ROM, 896*4 RAM, 1Kx22 Notes, SPK/DAC, 8 I/O, 8 I | Winbond Electronics |
| 1688364 | W536030T | MDPCM Voice/Melody w/64x32 ~ 40x16 LCD, 512x4x2 LCD RAM, 1/16&1/32 Duty, 1/4&1/5 Bias, 64Kx20 ROM, 1 | Winbond Electronics |
| 1688365 | W536060A | MDPCM Voice/Melody w/64x16 ~ 40x8 LCD, 256x4x2 LCD RAM, 1/8&1/16 Duty, 1/4&1/5 Bias, 32Kx20 ROM, 1.4 | Winbond Electronics |
| 1688366 | W536060P | MDPCM Voice/Melody w/8Kx20 ROM, 896*4 RAM, 1Kx22 Notes, SPK/DAC, 8 I/O, 8 I | Winbond Electronics |
| 1688367 | W536060T | MDPCM Voice/Melody w/64x32 ~ 40x16 LCD, 512x4x2 LCD RAM, 1/16&1/32 Duty, 1/4&1/5 Bias, 64Kx20 ROM, 1 | Winbond Electronics |
| 1688368 | W536090A | MDPCM Voice/Melody w/64x16 ~ 40x8 LCD, 256x4x2 LCD RAM, 1/8&1/16 Duty, 1/4&1/5 Bias, 32Kx20 ROM, 1.4 | Winbond Electronics |
| 1688369 | W536090P | MDPCM Voice/Melody w/8Kx20 ROM, 896*4 RAM, 1Kx22 Notes, SPK/DAC, 8 I/O, 12 I, 12O | Winbond Electronics |
| 1688370 | W536090T | MDPCM Voice/Melody w/64x32 ~ 40x16 LCD, 512x4x2 LCD RAM, 1/16&1/32 Duty, 1/4&1/5 Bias, 64Kx20 ROM, 1 | Winbond Electronics |
| 1688371 | W536120A | MDPCM Voice/Melody w/64x16 ~ 40x8 LCD, 256x4x2 LCD RAM, 1/8&1/16 Duty, 1/4&1/5 Bias, 32Kx20 ROM, 1.4 | Winbond Electronics |
| 1688372 | W536120P | MDPCM Voice/Melody w/8Kx20 ROM, 896*4 RAM, 1Kx22 Notes, SPK/DAC, 8 I/O, 12 I, 12O | Winbond Electronics |
| 1688373 | W536120T | MDPCM Voice/Melody w/64x32 ~ 40x16 LCD, 512x4x2 LCD RAM, 1/16&1/32 Duty, 1/4&1/5 Bias, 64Kx20 ROM, 1 | Winbond Electronics |
| 1688374 | W536A031 | MDPCM Voice/Melody w/64x16 ~ 40x7 LCD, 256x4x2 LCD RAM, 1/16 & 1/8 Duty, 1/4 & 1/5 Bias, 32Kx20ROM | Winbond Electronics |
| 1688375 | W536Q020 | MDPCM Voice/Melody w/40x16 ~ 16x8 LCD, 160x4x1 LCD RAM, 1/16 & 1/8 Duty, 1/4& 1/5 Bias, 16Kx20 ROM, | Winbond Electronics |
| 1688376 | W536Q030 | MDPCM Voice/Melody w/40x16 ~16x8 LCD | Winbond Electronics |
| 1688377 | W536XXXK | MDPCM Voice/Melody w/40x8 ~ 16x4 LCD, 80x4 LCD RAM, 1/4&1/8 Duty, 1/3&1/4 Bias, 16Kx20 ROM, 896*4 RA | Winbond Electronics |
| 1688378 | W541C200 | 4-bit MCU w/2Kx16 ROM, 128x4 RAM, 21 I/Os, 1 Serial I/O, INT input | Winbond Electronics |
| 1688379 | W541C201 | 4-bit MCU w/2Kx16 ROM, 128x4 RAM, 21 I/Os, 1 Serial I/O, INT input | Winbond Electronics |
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| 1688380 | W541C202 | 4-bit MCU w/2Kx16 ROM, 128x4 RAM, 21 I/Os, 1 Serial I/O, INT input | Winbond Electronics |
| 1688381 | W541C203 | 4-bit MCU w/2Kx16 ROM, 128x4 RAM, 21 I/Os, 1 Serial I/O, INT input | Winbond Electronics |
| 1688382 | W541C204 | 4-bit MCU w/2Kx16 ROM, 128x4 RAM, 21 I/Os, 1 Serial I/O, INT input | Winbond Electronics |
| 1688383 | W541C205 | 4-bit MCU w/2Kx16 ROM, 128x4 RAM, 21 I/Os, 1 Serial I/O, INT input | Winbond Electronics |
| 1688384 | W541C20X | 4-BIT MICROCONTROLLER | Winbond Electronics |
| 1688385 | W541C240H | 4-bit MCU w/2Kx16 ROM, 64x4 RAM, 13 I/Os, 24x4 LCD Driver, INT input | Winbond Electronics |
| 1688386 | W541C250H | 4-bit MCU w/2Kx16 ROM, 128x4 RAM, 21 I/Os, 24x4 LCD Driver, INT input | Winbond Electronics |
| 1688387 | W541C260H | 4-bit MCU w/2Kx16 ROM, 128x4 RAM, 21 I/Os, 32x4 LCD Driver, INT input | Winbond Electronics |
| 1688388 | W541E200 | W541C200 w 2Kx16 Flash EEPROM version | Winbond Electronics |
| 1688389 | W541E201 | W541C201 w 2Kx16 Flash EEPROM version | Winbond Electronics |
| 1688390 | W541E202 | W541C202 w 2Kx16 Flash EEPROM version | Winbond Electronics |
| 1688391 | W541E203 | W541C203 w 2Kx16 Flash EEPROM version | Winbond Electronics |
| 1688392 | W541E204 | W541C204 w 2Kx16 Flash EEPROM version | Winbond Electronics |
| 1688393 | W541E205 | W541C205 w 2Kx16 Flash EEPROM version | Winbond Electronics |
| 1688394 | W541E20X | 4 BIT FLASH EPROM MICROCONTROLLER | Winbond Electronics |
| 1688395 | W541E260H | W541C260/250/240 w 2Kx16 Flash EEPROM version | Winbond Electronics |
| 1688396 | W541L200 | W541C200 Low Voltage version | Winbond Electronics |
| 1688397 | W541L201 | W541C201 Low Voltage version | Winbond Electronics |
| 1688398 | W541L202 | W541C202 Low Voltage version | Winbond Electronics |
| 1688399 | W541L203 | W541C203 Low Voltage version | Winbond Electronics |
| 1688400 | W541L204 | W541C204 Low Voltage version | Winbond Electronics |
