Description
BUY INA828ID https://www.utsource.net/itm/p/12379186.html
| Parameter |
Symbol |
Conditions |
Min |
Typ |
Max |
Unit |
| Supply Voltage |
VDD |
- |
-0.3 |
|
6.5 |
V |
| Input Voltage Range |
VIN |
Relative to each input |
-0.3 |
|
VDD+0.3 |
V |
| Output Voltage Swing |
VOUT |
No load, RL = 10kΩ |
0 |
|
VDD-1.5 |
V |
| Quiescent Current |
IQ |
VDD=5V |
|
400 |
|
μA |
| Input Offset Voltage |
VOS |
TA=25°C |
-150 |
0 |
150 |
μV |
| Common-Mode Rejection Ratio |
CMRR |
f=0Hz, TA=25°C |
98 |
100 |
102 |
dB |
| Power-Supply Rejection Ratio |
PSRR |
f=0Hz, TA=25°C |
90 |
95 |
100 |
dB |
| Bandwidth |
BW |
G=1, VDD=5V |
|
1.2 |
|
MHz |
| Slew Rate |
SR |
VDD=5V |
|
0.5 |
|
V/μs |
Instructions for INA828ID
Power Supply Configuration:
- Ensure the supply voltage (VDD) is within the specified range of 0V to 6.5V.
- Avoid connecting any input or output signals outside the power supply rails to prevent damage.
Input Signal Handling:
- The input voltage should not exceed the supply voltage plus 0.3V or go below -0.3V relative to the input pins.
- For optimal performance, keep the common-mode voltage within the operational limits.
Output Load Management:
- The output can swing from 0V to VDD - 1.5V under no-load conditions or with a 10kΩ load resistor.
- Be cautious with heavy loads as it may limit the output swing.
Biasing and Stability:
- The quiescent current is typically around 400μA at a supply voltage of 5V. Ensure this is accounted for in power budget calculations.
- Use appropriate bypass capacitors near the power supply pins to maintain stability.
Offset Voltage Compensation:
- The input offset voltage can vary between -150μV and 150μV at room temperature. Consider using an auto-zero or chopper-stabilized amplifier for applications requiring very low offset voltages.
Noise and Interference Mitigation:
- Take advantage of the high common-mode rejection ratio (CMRR) and power-supply rejection ratio (PSRR) by properly grounding and shielding sensitive circuits.
Frequency Response:
- The bandwidth is approximately 1.2MHz at unity gain. Adjust the gain settings according to the desired frequency response characteristics.
Handling Precautions:
- This device is sensitive to electrostatic discharge (ESD). Handle with appropriate ESD precautions.
- Refer to the datasheet for detailed pin configurations and additional specifications.
(For reference only)
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