Details

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BUY 74HC09 https://www.utsource.net/itm/p/12591278.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	VCC		2.0		6.0	V
Input Low Voltage	VIL	IL = 1.0mA			0.8	V
Input High Voltage	VIH	IH = -0.4mA	2.0			V
Output Low Voltage	VOL	IOL = 4mA		0.1	0.25	V
Output High Voltage	VOH	IOH = -0.4mA	2.4		5.0	V
Propagation Delay	tp	VCC = 4.5V, TA = 25掳C	7		20	ns
Power Consumption	ICC	f = 10 MHz, TA = 25掳C		10		渭A

Instructions for Using the 74HC09:

1. Power Supply: Connect the V_CC pin to a power supply within the range of 2.0V to 6.0V and GND pin to ground.

2. Input Signals: Ensure that input signals are within the valid logic levels. For a low signal, the voltage should not exceed 0.8V; for a high signal, it should be at least 2.0V.

3. Output Handling: The output can drive up to 4mA when low and sink up to 0.4mA when high. Ensure connected components do not exceed these limits.

4. Propagation Delay: Consider the propagation delay in timing-sensitive applications. At room temperature and with a 4.5V supply, expect delays between 7ns and 20ns.

5. Power Consumption: The device has a typical current consumption of 10渭A at 10MHz operation. Design your power management accordingly.

6. Handling Precautions: This IC is sensitive to electrostatic discharge (ESD). Use proper ESD protection measures during handling and installation.

7. Operating Temperature: Ensure the ambient temperature remains within the operational limits specified by the manufacturer to avoid damage or erratic behavior.

8. Mounting: Ensure correct orientation and alignment when mounting on a PCB to prevent shorts and ensure reliable connections.

The 74HC09 is an AND gate with open-collector outputs, suitable for various digital circuit applications requiring level shifting or driving external loads.

(For reference only)