Details

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BUY T74LS244B1 https://www.utsource.net/itm/p/12609378.html

Parameter	Symbol	Min	Typ	Max	Unit	Description
Supply Voltage	VCC	4.75	-	5.25	V	Recommended operating supply voltage range
Input Low Voltage	VIL	-	-	0.8	V	Maximum input low voltage
Input High Voltage	VIH	2.0	-	-	V	Minimum input high voltage
Output Low Voltage	VOL	-	0.25	0.4	V	Maximum output low voltage (IOL = 16 mA)
Output High Voltage	VOH	2.7	-	-	V	Minimum output high voltage (IOH = -0.4 mA)
Input Current	IIN	-1	0	1	渭A	Maximum input current per pin
Output Current (Low)	IOL	-	16	-	mA	Maximum output current when low
Output Current (High)	IOH	-	-0.4	-	mA	Maximum output current when high
Propagation Delay Time	tpd	9	-	15	ns	Typical propagation delay time from input to output (VCC = 5V)
Power Dissipation	PD	-	-	500	mW	Maximum power dissipation per package
Operating Temperature	TOP	-40	-	85	掳C	Operating temperature range
Storage Temperature	TSTG	-65	-	150	掳C	Storage temperature range

Instructions for Use

1. Power Supply:

   • Ensure the supply voltage (V_CC) is within the recommended range of 4.75V to 5.25V.
   • Connect the ground (GND) pin to a stable 0V reference.

2. Input Signals:

   • Apply logic low (0V) or high (5V) signals to the input pins.
   • Ensure that the input voltages do not exceed the specified limits (V_IL and V_IH).

3. Output Signals:

   • The outputs will drive to logic low (0V) or high (5V) based on the input signals.
   • Do not exceed the maximum output current ratings (I_OL and I_OH).

4. Propagation Delay:

   • Account for the propagation delay time (t_pd) in your circuit design to ensure proper timing.

5. Temperature Considerations:

   • Operate the device within the specified temperature range (T_OP) to avoid damage.
   • Store the device in a temperature-controlled environment within the storage temperature range (T_STG).

6. Power Dissipation:

   • Ensure that the total power dissipation (P_D) does not exceed the maximum rating to prevent overheating.

7. Handling:

   • Handle the device with care to avoid static discharge, which can damage the internal components.
   • Use appropriate ESD protection measures during handling and assembly.

By following these parameters and instructions, you can ensure reliable operation of the T74LS244B1 octal buffer/line driver.

(For reference only)