Details

---

BUY SN7438N https://www.utsource.net/itm/p/11226654.html
IC GATE NAND 4CH 2-INP 14DIP

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Operating Supply Voltage	VCC	Continuous Operation	4.75	5.0	5.25	V
Input High Level Voltage	VIH	IIH = -0.1 mA	2.0	-	5.5	V
Input Low Level Voltage	VIL	IIL = 0.1 mA	0.0	-	0.8	V
Output High Level Voltage	VOH	IOH = -0.4 mA	2.4	2.7	-	V
Output Low Level Voltage	VOL	IOL = 16 mA	0.0	0.4	-	V
Propagation Delay Time (Typical)	tpd	VCC = 5V, TA = 25°C	-	14	-	ns
Power Dissipation	PD	Per Package	-	-	100	mW

Instructions for Use:

1. Supply Voltage:

   • Ensure the supply voltage (V_CC) is within the range of 4.75V to 5.25V for reliable operation.
   • Use a stable power supply to avoid voltage fluctuations that can affect performance.

2. Input Levels:

   • For a high input level (V_IH), ensure the voltage is at least 2.0V but not exceeding 5.5V.
   • For a low input level (V_IL), ensure the voltage is between 0.0V and 0.8V.

3. Output Levels:

   • When the output is high (V_OH), it should be at least 2.4V under a load of -0.4 mA.
   • When the output is low (V_OL), it should be no more than 0.4V under a load of 16 mA.

4. Propagation Delay:

   • The typical propagation delay time (t_pd) is 14 ns at a supply voltage of 5V and an ambient temperature of 25°C.
   • This value may vary with different operating conditions.

5. Power Dissipation:

   • The maximum power dissipation per package is 100 mW. Ensure adequate heat dissipation to prevent overheating.

6. Handling:

   • Handle the SN7438N with care to avoid static damage. Use proper ESD protection when handling the device.
   • Follow standard PCB design practices to ensure reliable operation and minimize noise interference.

7. Storage:

   • Store the device in a dry, cool place to prevent moisture damage.
   • Keep the device in its original packaging until ready for use.

8. Testing:

   • Before integrating the SN7438N into your circuit, test it on a breadboard or a test board to ensure it meets the required specifications.

By following these guidelines, you can ensure optimal performance and reliability of the SN7438N in your application.

(For reference only)