89C52 Atmel Microcontroller IC
- Core Processor: 8051
- Data Bus Width: 8 bit
- Maximum Clock Frequency: 24 MHz
- Program Memory Size: 8 KB
- Program Memory Type: Flash
- RAM Size: 256 B
- ADC: No
- Number of Programmable I/Os: 32
- Number of Timers: 3
- Supply Voltage Range: 4 V to 6 V
- Package: PDIP-40
- Compatible with MCS-51® Products
- 4K Bytes of In-System Programmable (ISP) Flash Memory – Endurance: 1000 Write/Erase Cycles
- 0V to 5.5V Operating Range
- Fully Static Operation: 0 Hz to 33 MHz
- Three-level Program Memory Lock
- 128 x 8-bit Internal RAM
- 32 Programmable I/O Lines
- Two 16-bit Timer/Counters
- Six Interrupt Sources
- Full Duplex UART Serial Channel
- Low-power Idle and Power-down Modes
- Interrupt Recovery from Power-down Mode
- Watchdog Timer
- Dual Data Pointer
- Power-off Flag
- Fast Programming Time
- Flexible ISP Programming (Byte and Page Mode)