Details

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BUY VP1176 https://www.utsource.net/itm/p/12608294.html

Parameter	Description	Value	Unit
Part Number	Component Identifier	VP1176	-
Function	Device Functionality	Variable Gain Amplifier (VGA)	-
Supply Voltage	Operating Voltage Range	2.7 to 5.5	V
Quiescent Current	Current Consumption at No Load	1.2	mA
Gain Control	Method of Gain Adjustment	Analog Control Voltage	-
Gain Range	Adjustable Gain Range	-30 to +30	dB
Gain Step Size	Increment/Decrement per Control Voltage Change	0.1	dB/V
Input Impedance	Resistance at Input Terminal	200	k惟
Output Impedance	Resistance at Output Terminal	100	惟
Bandwidth	Frequency Range for Linear Operation	10	MHz
Operating Temperature	Temperature Range for Reliable Operation	-40 to +85	掳C
Package Type	Physical Encapsulation	SOIC-8	-

Instructions for Using VP1176

1. Power Supply:

   • Connect the supply voltage (Vcc) between 2.7V and 5.5V to the Vcc pin.
   • Ground the GND pin.

2. Gain Control:

   • Apply an analog control voltage to the VG pin to adjust the gain.
   • The gain can be varied from -30dB to +30dB by changing the control voltage.
   • Each 0.1V change in the control voltage results in a 1dB change in gain.

3. Input Signal:

   • Connect the input signal to the IN pin.
   • Ensure the input impedance of 200k惟 is considered when designing the input circuit.

4. Output Signal:

   • The output signal will be available at the OUT pin.
   • The output impedance is 100惟, which should be matched with the load impedance for optimal performance.

5. Temperature Considerations:

   • The device is designed to operate reliably within the temperature range of -40掳C to +85掳C.
   • Avoid operating the device outside this range to prevent damage or unreliable performance.

6. Package Handling:

   • Handle the SOIC-8 package with care to avoid damaging the pins.
   • Follow standard ESD (Electrostatic Discharge) precautions during handling and assembly.

7. Testing and Verification:

   • After assembly, verify the functionality by applying a known input signal and measuring the output signal while adjusting the gain control voltage.
   • Ensure the gain changes as expected and the output signal is within the specified bandwidth.

(For reference only)