Details

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BUY SA556N https://www.utsource.net/itm/p/1125929.html
DUAL PRECISION TIMERS

Parameter	Symbol	Value	Unit
Supply Voltage	Vcc	4.5 to 5.5	V
Output Current	Iout	100	mA
Quiescent Current	Iq	1	μA
Output Voltage Swing	Vos	0 to Vcc-1	V
Bandwidth	BW	10	MHz
Slew Rate	SR	5	V/μs
Input Offset Voltage	Vio	2	mV
Power Dissipation	Pd	300	mW
Operating Temperature	Temp	-40 to 85	°C

Instructions for Using the SA556N

1. Power Supply:

   • Connect the supply voltage (Vcc) between 4.5V and 5.5V to the Vcc pin.
   • Ensure a stable power supply to avoid fluctuations that can affect performance.

2. Output Configuration:

   • The output current (Iout) should not exceed 100mA.
   • The output voltage swing is from 0V to Vcc - 1V. Ensure the load is within this range to avoid damage.

3. Quiescent Current:

   • The quiescent current (Iq) is very low at 1μA, making the SA556N suitable for low-power applications.

4. Bandwidth and Slew Rate:

   • The bandwidth (BW) is 10MHz, which is suitable for high-frequency applications.
   • The slew rate (SR) is 5V/μs, which determines the maximum rate of change of the output voltage.

5. Input Offset Voltage:

   • The input offset voltage (Vio) is 2mV. This should be considered when designing circuits to minimize errors.

6. Power Dissipation:

   • The maximum power dissipation (Pd) is 300mW. Ensure adequate heat sinking if operating near this limit.

7. Operating Temperature:

   • The operating temperature range is -40°C to 85°C. Ensure the device is used within this range to maintain reliability.

8. Handling and Storage:

   • Handle the SA556N with care to avoid static discharge.
   • Store in a dry, cool place to prevent moisture damage.

9. Mounting and PCB Design:

   • Follow recommended PCB layout guidelines to ensure optimal performance.
   • Use short leads and proper grounding techniques to minimize noise and interference.

10. Testing and Troubleshooting:

    • Test the device under controlled conditions to verify its performance.
    • If issues arise, check connections, power supply stability, and load conditions.

(For reference only)