Details

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BUY AT90LS8535-4AI https://www.utsource.net/itm/p/12612466.html

Parameter	Symbol	Min	Typ	Max	Unit	Notes
Supply Voltage	VCC	2.7	-	5.5	V
Operating Temperature	TOP	-40	-	85	掳C
Clock Frequency	fCLK	0	-	4	MHz
Active Current (fCLK = 4 MHz)	IA	-	1.5	3.0	mA
Standby Current (fCLK = 0 Hz)	IS	-	0.6	1.5	渭A
Input Low Voltage	VIL	0	-	0.8	V
Input High Voltage	VIH	2.0	-	VCC	V
Output Low Voltage	VOL	0	-	0.4	V
Output High Voltage	VOH	VCC - 0.5	-	VCC	V
Input Leakage Current	IIL	-1	-	1	渭A
Output Drive Current (Low)	IOL	-10	-	-	mA
Output Drive Current (High)	IOH	-	-	10	mA

Instructions for Using AT90LS8535-4AI

1. Power Supply:

   • Ensure the supply voltage (V_CC) is within the range of 2.7V to 5.5V.
   • Connect the ground (GND) pin to a stable ground reference.

2. Clock Configuration:

   • The device supports a maximum clock frequency of 4 MHz.
   • Use an external crystal or oscillator to provide the clock signal if needed.

3. Programming:

   • Use an ISP (In-System Programming) programmer to program the microcontroller.
   • Ensure the programming software is compatible with the AT90LS8535-4AI.

4. Power Management:

   • For low power consumption, set the device to standby mode by configuring the appropriate registers.
   • Monitor the active and standby currents to optimize power usage.

5. Input/Output Handling:

   • Set the input pins to the correct logic levels (V_IL and V_IH).
   • Ensure the output pins are not overloaded; they can source or sink up to 10 mA.

6. Environmental Considerations:

   • Operate the device within the temperature range of -40掳C to 85掳C to ensure reliable performance.

7. Pin Configuration:

   • Refer to the datasheet for the specific pinout and function of each pin on the AT90LS8535-4AI.

8. Reset:

   • Use a reset circuit to ensure proper initialization of the microcontroller.
   • The reset pin should be pulled high to keep the device active.

9. Debugging:

   • Use an in-circuit debugger to test and debug the microcontroller code.
   • Monitor the status of the I/O pins and internal registers during development.

10. Storage and Handling:

    • Store the device in a dry, static-free environment.
    • Handle the device with care to avoid damage from electrostatic discharge (ESD).

For detailed information, refer to the official datasheet and application notes provided by Atmel (now Microchip).

(For reference only)