Details

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BUY MC14538BDG https://www.utsource.net/itm/p/839370.html
Dual Precision Retriggerable/Resettable Monostable Multivibrator

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	VCC	Operating	4.75	5.0	5.25	V
Input Voltage	VI	Low Level	-0.5	0.8	-	V
Input Voltage	VI	High Level	-	3.5	5.25	V
Output Voltage	VO	Low Level	-0.5	0.4	-	V
Output Voltage	VO	High Level	-	4.6	5.25	V
Propagation Delay Time	tpd	Typical	-	150	-	ns
Reset Time	tRST	Minimum	20	-	-	ns
Minimum Pulse Width	tPW(min)	-	50	-	-	ns
Maximum Pulse Width	tPW(max)	-	-	-	1000	ns
Storage Temperature	Tstg	-	-40	-	125	°C
Operating Temperature	TA	-	0	70	-	°C

Instructions for Using the MC14538BDG

1. Power Supply:

   • Ensure the supply voltage (V_CC) is within the range of 4.75V to 5.25V.
   • Connect the ground (GND) pin to the system ground.

2. Input Signals:

   • The input voltage (V_I) should be between 0.8V and 5.25V for high-level signals and below 0.8V for low-level signals.
   • Avoid applying voltages outside the specified range to prevent damage.

3. Output Signals:

   • The output voltage (V_O) will be low (0.4V or less) when the output is active low and high (4.6V or more) when the output is active high.
   • Ensure the load connected to the output can handle the output voltage levels.

4. Timing Parameters:

   • The propagation delay time (t_pd) is typically 150ns, which is the time it takes for the output to respond to a change in the input.
   • The reset time (t_RST) must be at least 20ns to ensure proper reset operation.
   • The minimum pulse width (t_PW(min)) for reliable operation is 50ns.
   • The maximum pulse width (t_PW(max)) is 1000ns.

5. Temperature Considerations:

   • The device can be stored in temperatures ranging from -40°C to 125°C.
   • The operating temperature range is from 0°C to 70°C. Ensure the device is not exposed to temperatures outside this range during operation.

6. Handling and Installation:

   • Handle the device with care to avoid static discharge, which can damage the IC.
   • Follow proper soldering techniques to ensure good electrical connections and prevent thermal damage.

7. Testing:

   • Before integrating the MC14538BDG into your circuit, test it with known inputs to verify its functionality.
   • Use a multimeter or oscilloscope to measure the output signals and ensure they meet the expected specifications.

By following these instructions, you can ensure the proper operation and longevity of the MC14538BDG in your application.

(For reference only)