Details

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BUY SN74LS298N https://www.utsource.net/itm/p/11697318.html
IC QUAD 2-IN MUX W/STORAGE 16DIP

Parameter	Symbol	Conditions	Min	Typical	Max	Unit
Supply Voltage	VCC	-	4.75	-	5.25	V
Input Low Voltage	VIL	IL = 1.6 mA	0	-	0.8	V
Input High Voltage	VIH	IH = -0.4 mA	2.0	-	5.0	V
Output Low Voltage	VOL	IL = 16 mA	0.25	0.4	-	V
Output High Voltage	VOH	IH = -4 mA	-	2.4	3.5	V
Propagation Delay Time	tpd	VCC = 5V, TA = 25°C	-	22	34	ns
Power Dissipation	PD	Per Package	-	-	500	mW
Operating Temperature Range	TA	-	-40	-	85	°C
Storage Temperature Range	TSTG	-	-65	-	150	°C

Instructions for Using SN74LS298N

1. Power Supply:

   • Connect V_CC to +5V and GND to 0V.
   • Ensure the supply voltage is within the specified range (4.75V to 5.25V) to avoid damage to the IC.

2. Input Signals:

   • Apply logic low (0V) or high (5V) signals to the input pins.
   • Ensure input voltages meet the V_IL and V_IH specifications.

3. Output Signals:

   • The outputs will provide logic low (0.25V to 0.4V) or high (2.4V to 3.5V) signals.
   • Do not exceed the maximum current ratings for the output pins.

4. Propagation Delay:

   • The typical propagation delay is 22 ns at 25°C. Consider this delay in your timing calculations.

5. Temperature Considerations:

   • Operate the IC within the temperature range of -40°C to 85°C.
   • Store the IC in an environment between -65°C and 150°C.

6. Power Dissipation:

   • Ensure that the total power dissipation does not exceed 500 mW to prevent overheating.

7. Handling:

   • Handle the IC with care to avoid static damage. Use proper ESD protection when handling the device.

8. Application Notes:

   • The SN74LS298N is a 4-bit bidirectional universal shift register. It can be used for serial-to-parallel and parallel-to-serial data conversion.
   • Refer to the datasheet for detailed information on pin configurations, timing diagrams, and specific application examples.

(For reference only)