| No. |
Part Name |
Description |
Manufacturer |
| 1 |
W921C400 |
4-BIT MCU w/4Kx10 ROM, 512x4 RAM, 21 I/Os, DTMF |
Winbond Electronics |
| 2 |
W921C840 |
4-BIT MCU w/8Kx10 ROM, 512x4 RAM, 34 I/Os |
Winbond Electronics |
| 3 |
W921C841 |
4-BIT MCU w/8Kx10 ROM, 512x4 RAM, 34 I/Os |
Winbond Electronics |
| 4 |
W921C842 |
4-BIT MCU w/8Kx10 ROM, 512x4 RAM, 34 I/Os |
Winbond Electronics |
| 5 |
W921C843 |
4-BIT MCU w/8Kx10 ROM, 512x4 RAM, 34 I/Os |
Winbond Electronics |
| 6 |
W921C844 |
4-BIT MCU w/8Kx10 ROM, 512x4 RAM, 34 I/Os |
Winbond Electronics |
| 7 |
W921E400A |
4-BIT MCU w/4Kx10 FLASH, 512x4 RAM, 21 I/Os, DTMF |
Winbond Electronics |
| 8 |
W921E840A |
4-BIT MCU w/8Kx10 FLASH, 512x4 RAM, 34 I/Os |
Winbond Electronics |
| 9 |
W921E841A |
4-BIT MCU w/8Kx10 FLASH, 512x4 RAM, 34 I/Os |
Winbond Electronics |
| 10 |
W921E842A |
4-BIT MCU w/8Kx10 FLASH, 512x4 RAM, 34 I/Os |
Winbond Electronics |
| 11 |
W921E843A |
4-BIT MCU w/8Kx10 FLASH, 512x4 RAM, 34 I/Os |
Winbond Electronics |
| 12 |
W921E844A |
4-BIT MCU w/8Kx10 FLASH, 512x4 RAM, 34 I/Os |
Winbond Electronics |
| | | |
