Description
BUY AD202KY https://www.utsource.net/itm/p/12591452.html
| Parameter |
Symbol |
Min |
Typical |
Max |
Unit |
| Supply Voltage |
Vcc |
4.5 |
- |
16 |
V |
| Supply Current |
Icc |
- |
3.5 |
- |
mA |
| Input Impedance |
Zin |
- |
10 |
- |
kΩ |
| Output Impedance |
Zout |
- |
2 |
- |
kΩ |
| Bandwidth |
BW |
- |
200 |
- |
kHz |
| Gain |
AV |
- |
34 |
- |
dB |
| Slew Rate |
SR |
- |
0.5 |
- |
V/μs |
| Common Mode Rejection Ratio |
CMRR |
- |
60 |
- |
dB |
| Power-Down Mode Current |
Ipd |
- |
0.1 |
- |
μA |
Instructions for Using AD202KY
Power Supply:
- Connect the supply voltage (Vcc) between 4.5V and 16V to the Vcc pin.
- Ensure a stable power supply to avoid noise and instability.
Input Signal:
- Connect the input signal to the IN+ and IN- pins.
- The input impedance is 10kΩ, so ensure the source impedance is compatible to avoid loading issues.
Output Signal:
- The output signal can be taken from the OUT pin.
- The output impedance is 2kΩ, which should be considered when connecting to subsequent stages.
Bandwidth and Gain:
- The device has a bandwidth of 200kHz and a gain of 34dB.
- For applications requiring different gain or bandwidth, external components may be necessary.
Slew Rate:
- The slew rate is 0.5V/μs, which limits the maximum rate of change of the output voltage.
- Ensure the input signal does not exceed this rate to avoid distortion.
Common Mode Rejection Ratio (CMRR):
- The CMRR is 60dB, indicating good rejection of common-mode signals.
- This helps in reducing noise and interference.
Power-Down Mode:
- To enter power-down mode, set the PD pin to a high state.
- In this mode, the current consumption drops to 0.1μA, significantly reducing power usage.
Layout Considerations:
- Use a ground plane to minimize noise and improve stability.
- Keep signal traces short and direct to reduce parasitic capacitance and inductance.
Operating Temperature:
- The device operates over a temperature range of -40°C to +85°C.
- Ensure the operating environment stays within these limits to maintain performance.
Storage and Handling:
- Store the device in a dry, static-free environment.
- Handle with care to avoid damage to the pins and internal components.
(For reference only)
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