Details

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BUY SN74HCT240N https://www.utsource.net/itm/p/1379564.html
1A, 15V,±4% Tolerance, Voltage Regulator, Ta = -40°C to +125°C; Package: TO-220, SINGLE GAUGE; No of Pins: 3; Container: Rail; Qty per Container: 50

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	VCC	Operating	2.0	-	6.0	V
Input Low Voltage	VIL	VCC = 4.5V to 5.5V	0.8	-	-	V
Input High Voltage	VIH	VCC = 4.5V to 5.5V	-	-	2.0	V
Output Low Voltage	VOL	IOL = 25mA, VCC = 4.5V to 5.5V	0.1	-	-	V
Output High Voltage	VOH	IOH = -25mA, VCC = 4.5V to 5.5V	-	-	4.5	V
Input Leakage Current	IIL	VCC = 0V to 6V	-1.0	-	1.0	μA
Output Leakage Current	IOL	VCC = 0V to 6V	-1.0	-	1.0	μA
Propagation Delay Time	tpd	VCC = 5V, TA = 25°C	-	9	-	ns
Power Dissipation	PD	Per Package	-	-	340	mW

Instructions for Use:

1. Supply Voltage (V_CC):

   • Ensure the supply voltage is within the range of 2.0V to 6.0V. The device is designed to operate optimally at 5V.

2. Input Levels:

   • For a valid low input (V_IL), the voltage should be less than or equal to 0.8V when V_CC is between 4.5V and 5.5V.
   • For a valid high input (V_IH), the voltage should be greater than or equal to 2.0V under the same conditions.

3. Output Levels:

   • When the output is low (V_OL), it should be less than or equal to 0.1V when sourcing 25mA and V_CC is between 4.5V and 5.5V.
   • When the output is high (V_OH), it should be greater than or equal to 4.5V when sinking -25mA under the same conditions.

4. Leakage Currents:

   • The input leakage current (I_IL) and output leakage current (I_OL) should not exceed ±1.0μA over the operating voltage range.

5. Propagation Delay (t_pd):

   • The propagation delay time is the time it takes for a change in the input signal to affect the output signal. At 5V and 25°C, this value is typically 9ns.

6. Power Dissipation:

   • The maximum power dissipation for the package is 340mW. Ensure that the device is not operated beyond this limit to avoid overheating and potential damage.

7. Handling and Storage:

   • Handle the device with care to avoid static discharge, which can damage sensitive components.
   • Store the device in a dry, cool environment to prevent moisture damage.

8. Mounting:

   • Ensure proper soldering techniques are used to avoid thermal shock and mechanical stress.
   • Use appropriate heatsinking if the device will be operating near its maximum power dissipation limits.

9. Testing:

   • Before integrating the device into a circuit, test it individually to ensure it meets the specified parameters.
   • Use a multimeter to check the supply voltage, input, and output levels to verify correct operation.

By following these guidelines, you can ensure reliable and efficient operation of the SN74HCT240N.

(For reference only)