Details

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BUY SN74HC08N. https://www.utsource.net/itm/p/12610341.html

Parameter	Symbol	Min	Typical	Max	Unit	Conditions
Supply Voltage	VCC	2.0	-	6.0	V
Input Low Voltage	VIL	-	-	1.5	V	VCC = 4.5V to 5.5V
Input High Voltage	VIH	3.5	-	-	V	VCC = 4.5V to 5.5V
Output Low Voltage	VOL	-	0.1	0.2	V	IOL = 4mA, VCC = 4.5V to 5.5V
Output High Voltage	VOH	4.4	-	-	V	IOH = -0.4mA, VCC = 4.5V to 5.5V
Input Leakage Current	IIL	-	-	卤1	渭A	VCC = 4.5V to 5.5V
Output Leakage Current	IOL	-	-	卤5	渭A	VCC = 4.5V to 5.5V
Propagation Delay Time	tpd	-	9	22	ns	VCC = 4.5V to 5.5V, TA = 25掳C
Power Consumption	Ptot	-	-	100	mW	VCC = 4.5V to 5.5V, f = 10MHz

Instructions for Use:

1. Supply Voltage (V_CC):

   • The SN74HC08N operates with a supply voltage range of 2.0V to 6.0V. Ensure that the supply voltage is within this range to avoid damage to the device.

2. Input Voltage Levels:

   • For proper operation, the input low voltage (V_IL) should not exceed 1.5V, and the input high voltage (V_IH) should be at least 3.5V when the supply voltage is between 4.5V and 5.5V.

3. Output Voltage Levels:

   • The output low voltage (V_OL) should be less than or equal to 0.2V when sourcing 4mA, and the output high voltage (V_OH) should be at least 4.4V when sinking -0.4mA.

4. Current Ratings:

   • The maximum input leakage current (I_IL) is 卤1渭A, and the maximum output leakage current (I_OL) is 卤5渭A. These values should be considered when designing circuits to ensure stable operation.

5. Propagation Delay:

   • The propagation delay time (t_pd) is typically 9ns and can be up to 22ns under standard conditions (V_CC = 4.5V to 5.5V, T_A = 25掳C).

6. Power Consumption:

   • The total power consumption (P_tot) should not exceed 100mW to prevent overheating and potential damage to the device.

7. Handling and Storage:

   • Handle the SN74HC08N with care to avoid static damage. Store in a dry, cool place away from direct sunlight and extreme temperatures.

8. Circuit Design:

   • Ensure that all inputs are either connected to a valid logic level or pulled to a known state to prevent floating inputs, which can lead to unpredictable behavior.

9. Decoupling Capacitors:

   • Place decoupling capacitors (typically 0.1渭F) close to the V_CC and GND pins to minimize noise and improve stability.

10. Operating Temperature:

    • The operating temperature range for the SN74HC08N is typically -40掳C to 85掳C. Ensure that the device is used within this range to maintain reliable performance.

(For reference only)