Details

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BUY LMV7219M5 https://www.utsource.net/itm/p/246469.html
7 nsec, 2.7V to 5V Comparator with Rail-to Rail Output

Parameter	Symbol	Min	Typical	Max	Unit
Supply Voltage	VCC	2.7	-	5.5	V
Input Offset Voltage	VOS	-0.3	0.0	0.3	mV
Input Bias Current	IB	-	10	-	nA
Slew Rate	SR	-	1.8	-	V/μs
Gain Bandwidth Product	GBP	-	1.4	-	MHz
Quiescent Current	IQ	-	200	-	μA
Output Voltage Swing	VOUT	0.01	-	VCC-0.01	V
Common-Mode Input Voltage Range	VCM	0	-	VCC-1.2	V
Differential Input Voltage	VDIF	-	±1.5	-	V
Power-Down Mode Current	IPD	-	10	-	μA
Operating Temperature Range	TOP	-40	-	125	°C

Instructions for Use:

1. Supply Voltage:

   • The LMV7219M5 operates over a supply voltage range of 2.7V to 5.5V. Ensure the supply voltage is within this range to avoid damage or improper operation.

2. Input Configuration:

   • The input common-mode voltage range extends from 0V to V_CC - 1.2V. Ensure that the input signals stay within this range to prevent clipping or distortion.
   • The differential input voltage should not exceed ±1.5V to avoid damaging the inputs.

3. Output Configuration:

   • The output voltage swing is typically from 0.01V to V_CC - 0.01V. Ensure that the load connected to the output can handle this range.

4. Biasing and Current:

   • The input bias current is typically 10nA. This value should be considered when designing input circuits to minimize errors.
   • The quiescent current is typically 200μA. This is important for power budgeting, especially in battery-powered applications.

5. Slew Rate and Bandwidth:

   • The typical slew rate is 1.8V/μs, which affects the maximum rate at which the output can change.
   • The gain bandwidth product (GBP) is typically 1.4MHz, which determines the maximum frequency at which the amplifier can operate with a given gain.

6. Power-Down Mode:

   • The power-down mode reduces the quiescent current to approximately 10μA. Use this mode to save power when the amplifier is not in use.

7. Temperature Range:

   • The operating temperature range is from -40°C to 125°C. Ensure that the device is used within this range to maintain reliable performance.

8. Handling and Storage:

   • Handle the device with care to avoid static discharge, which can damage sensitive components.
   • Store the device in a dry, cool place to prevent moisture damage.

9. Layout Considerations:

   • Use short, direct traces for power and ground connections to minimize noise and improve stability.
   • Place bypass capacitors close to the power pins to filter out high-frequency noise.

10. Application Notes:

    • Refer to the datasheet and application notes for specific circuit configurations and troubleshooting tips. These resources provide detailed guidance on optimizing the performance of the LMV7219M5 in various applications.

(For reference only)