CXAS42244 CXAS42245 CXAS42246由一个独立的、高增益、内部频率补偿运算放大器组成，该运算放大器设计用于在宽电压范围内从单个电源操作。也可以通过分离电源进行操作。CXAS42244 CXAS42245 CXAS42246的输入共模范围可以超出导轨，CXAS42244 CXAS42245 CXAS42246具有导轨对导轨输出电压摆动。静态电流通常为5.5mA。CXAS42244 CXAS42245 CXAS42246还具有快速回转和稳定时间，以及1300mA（源/汇）的高输出驱动能力。这些特性使得该放大器非常适合用作TFT-LCD的参考缓冲器。其他应用包括电池电源、便携式设备以及任何重要的低功耗应用。
宽电源工作范围+4.5V至+19.5V
·输入公共电压范围超出轨道
“轨对轨输出电压摆动
·高源/汇容量1300mA
·低输入偏移电压3mV（典型）
·宽-3dB带宽35MHz
静态电流：5.5mA
·大直流电压增益80dB（典型）
“转换率80V/μs”单位增益稳定
[ CXAS42244 ]
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产品概述 返回TOP
产品特点 返回TOP
„ Wide Supply Operation Range +4.5V to +19.5V
„ Input Common Voltage Range Beyond the Rails
„ Rail-to-Rail Output Voltage Swing
„ High Source/Sink Capability 1300mA
„ Low Input Offset Voltage 3mV (Typical)
„ Wide -3dB Bandwidth 35MHz
„ Quiescent Current: 5.5mA
„ Large DC Voltage Gain 80dB (Typical)
„ Slew-Rate 80V/μs „ Unit-Gain Stable
应用范围 返回TOP
„ Portable Equipment
„ LCD-TV Equipment
„ Battery-Powered Equipment
„ ASIC Input or Output Amplifier
„ Low Power/Low Voltage Applications
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产品封装图 返回TOP
电路原理图 返回TOP
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Operational Amplifier |
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|
Part NO. |
VDD (V)min |
VDD (V) max |
CH |
IOUT (mA) |
S/R (V/μs) |
BW (MHz) |
Offset (mV) |
Note |
Package |
|
2.2 |
5.5 |
1 |
66 |
6.5 |
6.5 |
1.5 |
Rail-to-Rail Input/Output |
SC-70-5/SOT-23-5 |
|
|
2 |
5.5 |
1 |
12 |
1 |
3 |
1 |
Rail-to-Rail Input/Output |
SOT-23-5 |
|
|
3 |
6.5 |
2 |
100 |
5 |
6 |
5 |
Rail-to-Rail Output |
MSOP-8 |
|
|
2.2 |
7 |
1 |
100 |
6.5 |
6.5 |
5 |
Rail-to-Rail Input/Output |
SOT-23-5/SC-70-5 |
|
|
2.2 |
7 |
1 |
100 |
6.5 |
6.5 |
2 |
Rail-to-Rail Input/Output |
SOT-23-5/WDFN1.6X1.6-6 |
|
|
2.2 |
5.5 |
2 |
66 |
6 |
2.5 |
5 |
Rail-to-Rail Input/Output |
MSOP-8/SOP-8/SOT-23-8 |
|
|
3 |
5.5 |
4 |
66 |
6 |
2.5 |
5 |
Rail-to-Rail Input/Output |
TSSOP-14 |
|
|
4.5 |
16 |
2 |
50 |
5.5 |
4 |
3 |
Rail-to-Rail Input/Output |
SOP-8/MSOP-8/SOP-8(FD) |
|
|
4.5 |
16 |
4 |
50 |
5.5 |
4 |
3 |
Rail-to-Rail Input/Output |
TSSOP-14/TQFN4X4-16 |
|
|
4.5 |
16.5 |
4 |
300 |
30 |
30 |
3 |
Rail-to-Rail Output |
TSSOP-14(FD) |
|
|
4.5 |
20 |
1 |
65 |
150 |
30 |
2 |
Rail-to-Rail Input/Output |
TSOT-23-5/SC-70-5 |
|
|
4.5 |
20 |
2 |
65 |
150 |
30 |
2 |
Rail-to-Rail Input/Output |
SOP-8(FD)/MSOP-8 |
|
|
4.5 |
20 |
4 |
65 |
150 |
30 |
2 |
Rail-to-Rail Input/Output |
TSSOP-14/(FD) |
|
|
4.5 |
19.5 |
1 |
400 |
80 |
35 |
3 |
Rail-to-Rail Output |
TDFN3X3-8 |
|
|
4.5 |
20 |
1 |
400 |
50 |
35 |
3 |
Rail-to-Rail Input/Output |
TDFN3X3-8/MSOP-8(FD) |
|
|
4.5 |
20 |
4 |
400 |
50 |
35 |
3 |
Rail-to-Rail Output |
TSSOP-14(FD)/TQFN4X4-16 |
|
|
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