Details

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BUY MC74HC174AN https://www.utsource.net/itm/p/1208872.html
Hex D Flip-Flop witth Common Clock and Reset

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	VCC	Operating	2.0	-	6.0	V
Input Low Voltage	VIL	VCC = 4.5V to 6.0V	-	-	1.5	V
Input High Voltage	VIH	VCC = 4.5V to 6.0V	3.0	-	-	V
Output Low Voltage	VOL	IOL = 8 mA, VCC = 4.5V to 6.0V	-	0.4	-	V
Output High Voltage	VOH	IOH = -0.4 mA, VCC = 4.5V to 6.0V	-	2.4	-	V
Input Leakage Current	IIL	VCC = 0V to 6.0V	-1	-	1	μA
Output Leakage Current	IOL	VCC = 0V to 6.0V	-1	-	1	μA
Propagation Delay Time	tp	VCC = 4.5V to 6.0V, TA = 25°C	-	11	-	ns
Power Dissipation	PD	Continuous	-	-	100	mW
Operating Temperature Range	TA	Commercial	-40	-	85	°C

Instructions for Using the MC74HC174AN

1. Power Supply:

   • Ensure the supply voltage (V_CC) is within the range of 2.0V to 6.0V.
   • Connect the ground (GND) pin to a stable 0V reference.

2. Input Signals:

   • Apply input signals (D1-D4) with voltages that meet the specified input low (V_IL) and high (V_IH) levels.
   • Ensure input signals are clean and free from noise to avoid false triggering.

3. Output Signals:

   • The output pins (Q1-Q4) will follow the state of the corresponding input pins when the clock (CLK) signal is applied.
   • Use appropriate pull-up or pull-down resistors if needed to ensure proper logic levels.

4. Clock Signal:

   • Apply a clock signal (CLK) to trigger the latching of input data to the outputs.
   • Ensure the clock signal has a clean rising edge to avoid metastability issues.

5. Reset and Set:

   • If the device includes reset (RST) or set (SET) pins, apply the appropriate signals to initialize or clear the flip-flops as needed.
   • Ensure these signals are stable and meet the required voltage levels.

6. Propagation Delay:

   • Account for the propagation delay time (t_p) in your timing calculations to ensure reliable operation.

7. Temperature Considerations:

   • Operate the device within the specified temperature range (-40°C to 85°C) to avoid damage or unreliable performance.

8. Power Dissipation:

   • Monitor the power dissipation (P_D) to ensure it does not exceed the maximum rating of 100 mW to prevent overheating.

9. Handling:

   • Handle the device with care to avoid static discharge, which can damage the internal circuits.
   • Follow proper ESD (Electrostatic Discharge) protection guidelines during handling and installation.

By following these instructions, you can ensure reliable and efficient operation of the MC74HC174AN D-type flip-flop.

(For reference only)