Datasheet Details
| Part number | 89C55 |
|---|---|
| Manufacturer | Atmel (Microchip) |
| File Size | 606.05 KB |
| Description | 8-Bit Microcontroller with 20K Bytes Flash |
| Datasheet |
 89C55 Datasheet
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General Description
The AT89C55 is a low-power, high-performance CMOS 8-bit microcomputer with 20K bytes of Flash programmable and erasable read only memory.
The device is manufactured using Atmel’s high density nonvolatile memory technology and is compatible with the industry standard 80C51 instruction set and pinout.
Key Features
- Compatible with MCS-51™ Products.
- 20K Bytes of In-System Reprogrammable Flash Memory.
- Endurance: 1,000 Write/Erase Cycles Fully Static Operation: 0 Hz to 33 MHz Three-Level Program Memory Lock 256 x 8-bit Internal RAM 32 Programmable I/O Lines Three 16-bit Timer/Counters Eight Interrupt Sources Low Power Idle and Power Down Modes.