Details

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BUY 74LS195AN https://www.utsource.net/itm/p/9785505.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	Vcc		4.75	5	5.25	V
Output High Voltage	VOH	IOL = -0.4mA, TA=25°C	2.4		3.4	V
Output Low Voltage	VOL	IOH = 8mA, TA=25°C	0		0.5	V
Input Current	IIH	VI = 2V to VCC	-1		-0.4	mA
Input Current	IIL	VI = 0 to 0.8V	0.1		0.4	mA
Propagation Delay Time	tpd	VCC = 5V, TA=25°C		36		ns
Power Consumption	ICC	f = 10MHz, TA=25°C		22		mA

Instructions for 74LS195AN

1. Power Supply:

   • Ensure the supply voltage (Vcc) is within the specified range of 4.75V to 5.25V to prevent damage and ensure reliable operation.

2. Input Signals:

   • Apply input signals within the valid logic levels:
     • High level: 2V to VCC
     • Low level: 0V to 0.8V
   • Be mindful of the input current limits to avoid exceeding the maximum ratings.

3. Output Handling:

   • When sourcing current from the outputs, ensure that the output high voltage (VOH) does not drop below the minimum required voltage for proper logic levels.
   • When sinking current into the outputs, ensure that the output low voltage (VOL) does not exceed the maximum allowed voltage.

4. Propagation Delay:

   • Account for a propagation delay time of up to 36ns at a supply voltage of 5V and ambient temperature of 25°C when designing timing-sensitive circuits.

5. Power Consumption:

   • Monitor the power consumption which can be up to 22mA at a frequency of 10MHz and ambient temperature of 25°C to ensure adequate cooling or heat dissipation if necessary.

6. Operating Temperature:

   • The device should operate within a temperature range that ensures stable performance and longevity. Refer to the datasheet for specific operating temperature ranges.

7. Handling Precautions:

   • Handle with care to avoid static damage. Use appropriate ESD protection measures during handling and installation.

8. Circuit Design:

   • Incorporate decoupling capacitors close to the power pins to minimize noise and provide stable operation.

(For reference only)