Details

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BUY SN74LS163AJ https://www.utsource.net/itm/p/12611282.html

Parameter	Symbol	Conditions	Min	Typical	Max	Unit
Supply Voltage	VCC	-	4.75	5.0	5.25	V
Input Voltage (High)	VIH	-	2.0	-	5.25	V
Input Voltage (Low)	VIL	-	0	-	0.8	V
Output Voltage (High)	VOH	IO = -0.4 mA	2.4	-	5.0	V
Output Voltage (Low)	VOL	IO = 16 mA	0	-	0.5	V
Propagation Delay Time	tpd	-	22	-	34	ns
Power Dissipation	PTOT	-	-	-	500	mW
Operating Temperature Range	TA	-	-40	-	85	掳C
Storage Temperature Range	TSTG	-	-65	-	150	掳C

Instructions for SN74LS163AJ

1. Power Supply:

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

2. Input Signals:

   • Apply input signals (CLK, CLR, LOAD, ENP, ENT) with voltages within the specified ranges:
     • High level (V_IH): 2.0V to 5.25V
     • Low level (V_IL): 0V to 0.8V

3. Output Signals:

   • The output pins (Q_A, Q_B, Q_C, Q_D) will provide logic levels:
     • High level (V_OH): 2.4V to 5.0V when I_O = -0.4 mA
     • Low level (V_OL): 0V to 0.5V when I_O = 16 mA

4. Propagation Delay:

   • The propagation delay time (t_pd) should be considered for timing calculations. It typically ranges from 22ns to 34ns.

5. Power Dissipation:

   • The maximum power dissipation (P_TOT) is 500 mW. Ensure proper heat sinking or cooling if operating near this limit.

6. Temperature Ranges:

   • Operate the device within the temperature range of -40掳C to 85掳C for reliable performance.
   • Store the device within the temperature range of -65掳C to 150掳C.

7. Handling:

   • Handle the device with care to avoid static damage. Use appropriate ESD protection measures.
   • Avoid applying excessive mechanical stress to the pins or the package.

8. Testing:

   • Before integrating the SN74LS163AJ into a circuit, verify its functionality using a known good test setup.

9. Application Notes:

   • Refer to the datasheet for detailed application notes and specific use cases.
   • Consider using decoupling capacitors (typically 0.1 渭F) close to the V_CC and GND pins to filter out noise and ensure stable operation.

(For reference only)