Details

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BUY AT89C2051-24PI https://www.utsource.net/itm/p/12501226.html

Parameter	Description	Value/Details
Part Number		AT89C2051-24PI
Type	Microcontroller	8-bit
Architecture		Harvard Architecture
Family		8051
Core		80C51
Program Memory Size	Flash memory size	2KB
Program Memory Type	Type of program memory	Flash
Data RAM	Data memory	128 bytes
Number of I/O Pins	Number of input/output pins	20
Operating Voltage (Vcc)	Supply voltage range	2.7 to 6.0 V
Clock Speed	Maximum clock frequency	24 MHz
Package Type	Package style	PDIP, TQFP
Temperature Range	Operating temperature range	-40°C to +85°C
Watchdog Timer	On-chip watchdog timer	No
Power Consumption	Active mode power consumption	3mA @ 12MHz, 5V
Sleep Mode Current	Low-power sleep mode current	0.1 μA
Special Features	Unique features	Low-voltage, high-performance CMOS 8-bit microcontroller with 2K bytes of Flash

Instructions for Use:

1. Power Supply: Ensure the operating voltage is within the specified range of 2.7V to 6.0V.
2. Clock Configuration: The device can operate up to 24 MHz; configure the external crystal or oscillator as needed.
3. Programming: Program the flash memory using an appropriate programmer that supports the AT89C2051-24PI.
4. Pin Connections: Connect all necessary I/O pins according to your application requirements. Refer to the datasheet pin diagram.
5. Reset Circuit: Implement a reset circuit to ensure reliable operation.
6. Power-on Reset: Ensure a stable power supply and consider using a power-on reset circuit.
7. Low Power Modes: Utilize sleep modes to reduce power consumption when not actively processing.
8. Development Tools: Use development tools compatible with the 8051 architecture for programming and debugging.

For detailed specifications and advanced usage, refer to the official datasheet provided by the manufacturer.

(For reference only)