Details

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BUY VHC595 https://www.utsource.net/itm/p/12607212.html

Parameter	Symbol	Min	Typ	Max	Unit	Description
Supply Voltage	VCC	4.5	5.0	5.5	V	Operating supply voltage
Output High-Level Voltage	VOH	-	2.7	VCC-0.5	V	Voltage at output when high
Output Low-Level Voltage	VOL	0	0.4	0.6	V	Voltage at output when low
Input High-Level Voltage	VIH	2.0	-	VCC	V	Minimum input voltage recognized as high
Input Low-Level Voltage	VIL	0	-	0.8	V	Maximum input voltage recognized as low
Input Leakage Current	IIL	-1	0	1	渭A	Maximum current flowing into an input pin
Output Source Current	IOH	-	4.0	6.0	mA	Maximum current that can be sourced by an output pin
Output Sink Current	IOL	-6.0	-4.0	-	mA	Maximum current that can be sunk by an output pin
Propagation Delay Time	tpd	5	8	12	ns	Time delay from input to output change
Power Dissipation	PD	-	-	100	mW	Maximum power dissipation per package
Operating Temperature Range	TA	-40	-	85	掳C	Ambient temperature range

Instructions for Using VHC595

1. Supply Voltage (V_CC):

   • Ensure the supply voltage is within the specified range of 4.5V to 5.5V.
   • Use a stable power supply to avoid fluctuations that could affect performance.

2. Output Levels:

   • The output high-level voltage (V_OH) should be at least 2.7V and no more than V_CC - 0.5V.
   • The output low-level voltage (V_OL) should be between 0V and 0.6V.

3. Input Levels:

   • An input is recognized as high if the voltage (V_IH) is at least 2.0V and up to V_CC.
   • An input is recognized as low if the voltage (V_IL) is between 0V and 0.8V.

4. Current Ratings:

   • The input leakage current (I_IL) should not exceed 卤1渭A.
   • The output source current (I_OH) should not exceed 6.0mA.
   • The output sink current (I_OL) should not exceed -6.0mA.

5. Propagation Delay:

   • The propagation delay time (t_pd) is the time it takes for the output to change after the input changes. It should be between 5ns and 12ns.

6. Power Dissipation:

   • The maximum power dissipation (P_D) is 100mW. Ensure proper heat dissipation if operating near this limit.

7. Temperature Range:

   • The device is designed to operate within an ambient temperature range of -40掳C to 85掳C.

8. Handling and Storage:

   • Handle the device with care to avoid static damage.
   • Store in a dry, cool place away from direct sunlight and sources of heat.

9. Circuit Design:

   • Use decoupling capacitors close to the V_CC and GND pins to filter out noise and stabilize the power supply.
   • Ensure all unused inputs are tied to a known state (either V_CC or GND) to prevent floating inputs.

10. Testing and Troubleshooting:

    • Use a multimeter to verify the supply voltage and output levels.
    • Check for correct connections and ensure all components are functioning properly.
    • If issues arise, refer to the datasheet for additional troubleshooting tips.

(For reference only)