Details

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BUY PCA9450CHN https://www.utsource.net/itm/p/12553583.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	VDD	Operating	2.7	-	5.5	V
Quiescent Current	IQ	VDD = 3V, Ta = 25°C	-	10	-	μA
Output Low Voltage	VOL	IOL = 10mA, Ta = 25°C	0.4	-	-	V
Output High Voltage	VOH	IOH = -10mA, Ta = 25°C	-	-	VDD-0.4	V
Input Leakage Current	IIH	VIN = VDD, Ta = 25°C	-	1	-	μA
Input Leakage Current	IIL	VIN = 0V, Ta = 25°C	-	1	-	μA
Operating Temperature	TOPR		-40	-	85	°C

Instructions for PCA9450CHN:

1. Power Supply Requirements:

   • Ensure the supply voltage (VDD) is within the range of 2.7V to 5.5V for proper operation.

2. Quiescent Current Consideration:

   • The device typically draws around 10μA when quiescent at 3V and 25°C ambient temperature.

3. Output Voltage Levels:

   • When sourcing current (IOH), the output high voltage (VOH) should be VDD minus 0.4V.
   • When sinking current (IOL), the output low voltage (VOL) should not exceed 0.4V.

4. Input Specifications:

   • Keep input leakage currents (IIH and IIL) under 1μA to maintain reliable operation.

5. Temperature Range:

   • Operate the device within the temperature range of -40°C to 85°C to ensure stability and performance.

6. Handling Static Sensitive Devices:

   • Use appropriate ESD protection measures during handling and installation.

7. Layout Recommendations:

   • Place decoupling capacitors close to the power pins to minimize noise and improve transient response.

8. Signal Integrity:

   • Maintain good signal integrity practices to avoid issues with high-speed signals or sensitive analog inputs.

For detailed application notes and further instructions, refer to the datasheet provided by the manufacturer.

(For reference only)