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产品概述 返回TOP
The CXAO42149A and CXAO42149B are low power, low offset voltage and rail-to-rail output voltage feedback amplifiers. They have a wide output voltage swing, and take the minimum operating supply voltage down to 1.6V. The maximum recommended supply voltage is 5.5V.
The CXAO42149A and CXAO42149B provide 110kHz bandwidth at a low current consumption of 6.4μA. Very low input bias currents of 1pA enable these amplifiers to be used for integrators, photodiode amplifiers, and piezoelectric sensors. Rail-to-rail output is useful to designers for buffering ASIC in single-supply systems.
Applications for these amplifiers also include safety monitoring, portable equipment, battery and power supply control, signal conditioning and interfacing for transducers in very low power systems.
The CXAO42149A single is available in Green SOT-23-5, SC70-5, MSOP-8 and SOIC-8 packages. The CXAO42149B single with shutdown is available in Green SOT-23-6, MSOP-8 and SOIC-8 packages. They are specified over the extended -40℃ to +85℃ temperature range.
产品特点 返回TOP
• Low Offset Voltage: 0.6mV (MAX)
• Rail-to-Rail Output
• Unity Gain Stable
• Gain-Bandwidth Product: 110kHz
• Supply Voltage Range: 1.6V to 5.5V
• Low Supply Current: 6.4μA (TYP)
• Small Packaging:
CXAO42149A Available in Green SOT-23-5, SC70-5,
SOIC-8 and MSOP-8 Packages
CXAO42149B Available in Green SOT-23-6, SOIC-8
and MSOP-8 Packages
应用范围 返回TOP
ASIC Input or Output Amplifier
Sensor Interface
Piezoelectric Transducer Amplifier
Medical Instrumentation
Mobile Communication
Audio Output
Portable Systems
Smoke Detectors
Mobile Telephone
Notebook PC
PCMCIA Cards
Battery-Powered Equipment
技术规格书(产品PDF) 返回TOP
需要详细的PDF规格书请扫一扫微信联系我们,还可以获得免费样品以及技术支持!
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Part No. | CH | SHDN | VCC (Min) | VCC (Max) | Vos (mV) | Iq/CH (μA) | Drift μV/℃ | IB (pA) | GBP (MHz) | SR (V/μs) | ENOISE (nV/√Hz) | ENOISE (μVPP) | Package |
1 | N | 4.5 | 36 | 1.5 | 144 | 3 | 20 | 1.4 | 5 | 45 | SOT-23-5 SOIC-8 MSOP-8 | ||
2 | N | 4.5 | 36 | 1.5 | 144 | 3 | 20 | 1.4 | 5 | 45 | SOIC-8 MSOP-8 | ||
4 | N | 4.5 | 36 | 1.5 | 144 | 3 | 20 | 1.4 | 5 | 45 | SOIC-14 TSSOP-14 | ||
1 | N | 2.5 | 5.5 | 0.02 | 930 | 0.02 | 10 | 1.53 | 0.9 | 47.5 | 0.8 | SOT-23-5 SOIC-8 MSOP-8 | |
2 | N | 2.5 | 5.5 | 0.02 | 465 | 0.02 | 10 | 1.53 | 0.9 | 47.5 | 0.8 | SOIC-8 MSOP-8 | |
4 | N | 2.5 | 5.5 | 0.02 | 465 | 0.07 | 10 | 1.5 | 1 | 63 | 1.6 | SOIC-14 TSSOP-14 | |
1 | N | 2.5 | 5.5 | 0.09 | 950 | 0.05 | 30 | 3.5 | 3 | 21 | 0.6 | SOT-23-5 SOIC-8 MSOP-8 | |
2 | N | 2.5 | 5.5 | 0.09 | 950 | 0.05 | 30 | 3.5 | 3 | 21 | 0.6 | SOIC-8 MSOP-8 | |
1 | N | 2.5 | 5.5 | 0.1 | 445 | 0.1 | 15 | 1.45 | 0.75 | 47.5 | 0.85 | SOT-23-5 SOIC-8 MSOP-8 | |
2 | N | 2.5 | 5.5 | 0.1 | 430 | 0.1 | 15 | 1.5 | 0.9 | 49 | 0.8 | SOIC-8 MSOP-8 | |
4 | N | 2.5 | 5.5 | 0.1 | 430 | 0.15 | 60 | 1.5 | 0.9 | 78 | 1.4 | SOIC-14 TSSOP-14 | |
2 | N | 3 | 5.5 | 0.9 | 3000 | 1.6 | 12.7 | 6.8 | 6 | SOIC-8 MSOP-8 TSSOP-8 | |||
2 | N | 3 | 5.5 | 1 | 5500 | 1.5 | 8.9 | 5.1 | 6 | MSOP-10 | |||
1 | N | 1.6 | 5.5 | 0.6 | 6.4 | 2.5 | 1 | 0.11 | 0.04 | 105 | SOT-23-5 SC70-5 | ||
2 | N | 1.6 | 5.5 | 0.9 | 6.4 | 2.5 | 1 | 0.11 | 0.04 | 105 | SOIC-8 MSOP-8 | ||
1 | Y | 1.6 | 5.5 | 0.6 | 6.4 | 2.5 | 1 | 0.11 | 0.04 | 105 | SOT-23-6 SOIC-8 MSOP-8 | ||
1 | N | 1.8 | 5.5 | 0.9 | 80 | 1.5 | 3 | 1.5 | 0.8 | 30 | SOT-23-5 SC70-5 SOIC-8 MSOP-8 | ||
2 | N | 1.8 | 5.5 | 0.9 | 80 | 1.5 | 3 | 1.5 | 0.8 | 30 | SOIC-8 MSOP-8 | ||
1 | Y | 1.8 | 5.5 | 0.9 | 80 | 1.5 | 3 | 1.5 | 0.8 | 30 | SOT-23-6 SOIC-8 MSOP-8 | ||
4 | N | 1.8 | 5.5 | 0.9 | 80 | 1.5 | 3 | 1.5 | 0.8 | 30 | SOIC-14 TSSOP-14 | ||
1 | N | 1.8 | 5.5 | 0.8 | 26 | 0.11 | 0.045 | 115 | 3.5 | SOT-23-5 SOIC-8 | |||
2 | N | 1.8 | 5.5 | 0.8 | 17 | 0.11 | 0.045 | 115 | 3.5 | SOIC-8 MSOP-8 | |||
1 | N | 1.8 | 5.5 | 0.05 | 20 | 0.08 | 130 | 0.35 | 0.18 | 2 | SOT-23-5 SC70-5 SOIC-8 | ||
2 | N | 1.8 | 5.5 | 0.05 | 20 | 0.08 | 130 | 0.35 | 0.18 | 2 | SOIC-8 MSOP-8 TDFN-3x3-8L | ||
1 | N | 1.8 | 5.5 | 0.025 | 20 | 0.08 | 130 | 0.35 | 0.18 | 2 | SOT-23-5 SC70-5 SOIC-8 | ||
2 | N | 1.8 | 5.5 | 0.025 | 20 | 0.08 | 130 | 0.35 | 0.18 | 2 | SOIC-8 TDFN-3x3 -8L MSOP-8 |
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