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Maxim > Solutions > Ultrasound
Low-Noise Amplifier (LNA)
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| Display |
Title / Parts |
Key Advantages |
| QV PDF |
Quad-Channel, Ultra-Low-Noise Amplifier with Digitally Programmable Input Impedance
MAX2034
| Fully Integrated Quad Ultrasound LNA Delivers 19dB of Gain and 2.2dB of NF with the Added Feature of Supporting Programmable Input Impedances of 50Ω, 100Ω, 200Ω, and 1kΩ |
| QV PDF |
1GHz, Low-Power, SOT23, Current Feedback Amplifiers with Shutdown
MAX4223, MAX4224, MAX4225, MAX4226, MAX4227, MAX4228
| Current-Feedback Amplifiers with Ultra-Low Input-Voltage Noise of 2nV/√HZ |
| QV PDF |
740MHz, Low-Noise, Low-Distortion Op Amps in SOT23-5
MAX4104, MAX4105, MAX4304, MAX4305
| Very Low-Noise Amplifiers with 2.1nV/√Hz Input-Voltage Noise |
| Key Specifications:
Video/Wideband Amplifiers |
| Part Number |
Amps Per Pkg. |
Single Supply |
Feedback Type |
-3dB BW (MHz) |
Supply Current (typ) (mA) |
Output Current (min) (mA) |
Slew Rate (V/µs) |
Input Voltage Noise Density (nV/√Hz) |
Input Current Noise Density (pA/√Hz) |
Min. Stable Gain (V/V) |
Supply Voltage (min) (V) |
Supply Voltage (max) (V) |
Package |
Smallest Available Package (max w/pins) (mm2) |
Operating Temp. Range (°C) |
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MAX4104
|
1
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No
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Voltage
|
625
|
20
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53
|
400
|
2.1
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3.2
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1
|
7
|
11
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SOIC/8
SOT-23/5
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9
|
-40 to +85
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MAX4105
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1
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No
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Voltage
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410
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20
|
53
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1,400
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2.1
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3.2
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5
|
7
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11
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SOIC/8
SOT-23/5
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9
|
-40 to +85
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MAX4223
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1
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No
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Current
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1,000
|
6
|
80
|
1,100
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2
|
3
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1
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5.7
|
11
|
SOIC/8
SOT-23/6
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9
|
-40 to +85
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MAX4224
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1
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No
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Current
|
600
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6
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80
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1,700
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2
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3
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2
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5.7
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11
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SOIC/8
SOT-23/6
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9
|
-40 to +85
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MAX4225
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2
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No
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Current
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1,000
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6
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80
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1,100
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2
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3
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1
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5.7
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11
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SOIC/8
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31
|
-40 to +85
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MAX4226
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2
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No
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Current
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1,000
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6
|
80
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1,100
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2
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3
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1
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5.7
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11
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SOIC/14
uMAX/10
|
15
|
-40 to +85
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MAX4227
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2
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No
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Current
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600
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6
|
80
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1,700
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2
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3
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2
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5.7
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11
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SOIC/8
|
31
|
-40 to +85
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MAX4228
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2
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No
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Current
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600
|
6
|
80
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1,700
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2
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3
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2
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5.7
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11
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SOIC/14
uMAX/10
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15
|
-40 to +85
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MAX4304
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1
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No
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Voltage
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740
|
20
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70
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1,000
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2.1
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3.2
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2
|
7
|
11
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SOIC/8
SOT-23/5
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9
|
-40 to +85
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MAX4305
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1
|
No
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Voltage
|
340
|
20
|
70
|
1,400
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2.1
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3.2
|
10
|
7
|
11
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SOIC/8
SOT-23/5
|
9
|
-40 to +85
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| See All Video/Wideband Amplifiers (91) |
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