Details

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BUY 74HCT574N https://www.utsource.net/itm/p/12611199.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	VCC		2.0		6.0	V
Output High-Level Voltage	VOH	IO = -1.0mA		2.4	VCC-0.5	V
Output Low-Level Voltage	VOL	IO = 1.6mA	0		0.1	V
Input Low-Level Voltage	VIL		0		0.8	V
Input High-Level Voltage	VIH		2.0		VCC	V
Propagation Delay Time	tpd	VCC=4.5V to 5.5V, TA=25掳C		13		ns
Power Consumption	ICC	VCC=4.5V to 5.5V, No load		1		mA

Instructions for Use of 74HCT574N

1. Power Supply: Ensure the supply voltage (VCC) is within the range of 2.0V to 6.0V. The device operates optimally at 5V.

2. Input Signals: Apply input signals that are compatible with TTL logic levels. Inputs should be kept between VIL (0V to 0.8V) and VIH (2.0V to VCC).

3. Output Handling: Outputs can drive up to 1.6mA when low and sink up to 1.0mA when high. Ensure connected loads do not exceed these limits.

4. Propagation Delay: Be aware of the propagation delay time (tpd) which is typically 13ns under standard conditions. This affects timing in synchronous circuits.

5. Power Consumption: The quiescent current (ICC) is very low, typically around 1mA, aiding in power efficiency.

6. Temperature Range: While not explicitly stated, ensure the ambient temperature (TA) is within the operational range specified by the manufacturer, typically -40掳C to +85掳C.

7. Handling Static Electricity: Handle the IC carefully as it is sensitive to electrostatic discharge (ESD). Use proper ESD precautions during handling and installation.

8. Mounting: Mount the device on a PCB using standard surface-mount technology (SMT) or through-hole technology depending on the package type.

9. Testing: After installation, verify correct operation by checking output levels and timing characteristics against expected values from the data sheet.

(For reference only)