AT89S8253-24JU
AT89S8253-24JU

 

AT89S8253-24JU

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Description

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Parameter Description Value/Range
Package Type The type of package used for the component. 40-Pin PDIP (Plastic Dual In-line Package)
Operating Voltage Supply voltage range for operation. 5V ± 10%
Clock Frequency Maximum frequency of the clock input. 24 MHz
Flash Memory Size Size of the on-chip Flash memory. 8 KB
EEPROM Size Size of the on-chip EEPROM memory. Not available
RAM Size Size of the on-chip RAM. 256 bytes
I/O Lines Number of programmable I/O lines. 32
Timers/Counters Number of timer/counters included. 3
Interrupt Sources Number of interrupt sources supported. 6 (including 2 external interrupts)
Watchdog Timer Availability of a watchdog timer. Yes
Power Consumption Typical power consumption at maximum frequency and operating voltage. 90 mA @ 24 MHz, 5V
Operating Temperature Range of temperatures under which the device can operate. -40°C to +85°C

Instructions:

  1. Power Supply: Ensure the supply voltage is within the specified range (5V ± 10%) to avoid damage.
  2. Clock Configuration: Connect an external crystal or oscillator if required to achieve the desired clock frequency up to 24 MHz.
  3. Programming: Use an ISP (In-System Programming) programmer to upload code to the Flash memory. Follow the programming protocol specified in the datasheet.
  4. Reset Circuit: Design a reset circuit that provides a reliable reset signal to the RESET pin.
  5. Decoupling Capacitors: Place decoupling capacitors close to the VCC and GND pins to stabilize the power supply and reduce noise.
  6. Port Configuration: Configure the I/O ports as inputs or outputs based on your application needs using the internal pull-up resistors or external components.
  7. Interrupt Handling: Implement interrupt routines for handling events from the interrupt sources such as timers and external interrupts.
  8. Watchdog Timer: Enable and configure the watchdog timer to reset the microcontroller in case of software malfunctions.
  9. Storage Conditions: Store the device in a moisture-free environment when not in use to prevent damage.

Note: For detailed information and advanced configurations, refer to the official AT89S8253-24JU datasheet provided by Atmel.

(For reference only)

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