Details

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BUY MC68B09EP https://www.utsource.net/itm/p/12543621.html

Parameter	Symbol	Conditions	Min	Typical	Max	Unit
Supply Voltage	Vcc	Operating	4.75	-	5.25	V
Supply Current (Active Mode)	Icc	fosc = 1 MHz, Vcc = 5V	-	250	-	mA
Supply Current (Idle Mode)	Icc	fosc = 1 MHz, Vcc = 5V	-	150	-	mA
Supply Current (Power Down Mode)	Icc	Vcc = 5V	-	10	-	μA
Clock Frequency	fosc	Operating	1	-	2	MHz
Instruction Cycle Time	Tcy	fosc = 1 MHz	1	-	2	μs
Reset Input Low Time	tRSTL	-	2	-	10	μs
Reset Input High Time	tRSTH	-	2	-	10	μs
Output High Level Voltage	VOH	IOL = 400 μA, Vcc = 5V	2.4	-	5.0	V
Output Low Level Voltage	VOL	IOH = -400 μA, Vcc = 5V	0	-	0.4	V
Input High Level Voltage	VIH	-	2.0	-	5.0	V
Input Low Level Voltage	VIL	-	0	-	0.8	V
Storage Temperature	Tstg	-	-40	-	85	°C
Operating Temperature	Topr	-	0	-	70	°C

Instructions for Use

1. Power Supply:

   • Ensure the supply voltage (Vcc) is within the range of 4.75V to 5.25V.
   • Use appropriate decoupling capacitors (e.g., 0.1μF and 10μF) close to the Vcc and GND pins to stabilize the power supply.

2. Clock Configuration:

   • The clock frequency (fosc) should be set between 1 MHz and 2 MHz for reliable operation.
   • Use a stable crystal or oscillator to generate the clock signal.

3. Reset Circuit:

   • The reset input (RST) must be held low for at least 2 μs and high for at least 2 μs during power-up and reset operations.
   • A reset circuit with a pull-up resistor and a capacitor can be used to ensure proper reset timing.

4. Power Modes:

   • To enter idle mode, use the appropriate instruction (e.g., WAI).
   • To enter power-down mode, use the SWI instruction.
   • Ensure that the supply current is minimized during these modes to conserve power.

5. Input/Output Handling:

   • Ensure that input voltages (VIH and VIL) are within the specified ranges to avoid damage.
   • Output voltages (VOH and VOL) should be monitored to ensure they meet the required levels for connected devices.

6. Temperature Considerations:

   • The operating temperature range is 0°C to 70°C, and the storage temperature range is -40°C to 85°C.
   • Avoid exposing the device to temperatures outside these ranges to prevent damage or reduced performance.

7. Handling and Storage:

   • Handle the device with care to avoid static discharge, which can damage the internal circuits.
   • Store the device in a dry, cool place to prevent moisture damage.

By following these guidelines, you can ensure optimal performance and reliability of the MC68B09EP microcontroller.

(For reference only)