AT89C55WD-33AC 8-BIT, FLASH, 33 MHz, MICROCONTROLLER, PQFP44
From Atmel Corporation
| Status | ACTIVE |
| Address Bus Width | 16 |
| Bit Size | 8 |
| Clock Freq-Max (fclk) | 33 MHz |
| External Data Bus Width | 8 |
| Mfr Package Description | 10 X 10 MM, 1 MM HEIGHT, 0.80 MM PITCH, PLASTIC, MS-026ACB, TQFP-44 |
| Microprocess IC Type | MICROCONTROLLER |
| Number of Functions | 1 |
| Number of I/O Lines | 32 |
| Number of Terminals | 44 |
| Operating Temperature-Max | 70 Cel |
| Operating Temperature-Min | 0.0 Cel |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | SQUARE |
| Package Style | FLATPACK, THIN PROFILE |
| ROM Programmability | FLASH |
| Speed | 33 MHz |
| Supply Voltage-Max (Vsup) | 5.5 V |
| Supply Voltage-Min (Vsup) | 4.5 V |
| Supply Voltage-Nom (Vsup) | 5 V |
| Surface Mount | Yes |
| Technology | CMOS |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | TIN LEAD |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.8000 mm |
| Terminal Position | QUAD |
