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OPA653将超宽带电压反馈运算放大器与带有内部增益设置电阻的JFET输入级相结合,可实现超高动态范围用于+ 2-V /V或-1-V /V固定增益的放大器。
+ 2-V /V带宽的500 MHz宽增益与非常高的2675-V相辅相成/μs压摆率和快速建立时间,使其成为时域和脉冲应用的理想选择。
优异的-72-dBc 10 MHz时的THD失真性能使OPA653成为频域和FFT分析应用的绝佳选择。
此外,低6.1-nV /√ Hz 电压噪声,低偏置电流和高阻抗JFET输入,它支持非常低噪声,宽带,高输入阻抗应用。示例包括高阻抗探头,数据采集卡和示波器前端。
所有商标均为各自所有者的财产。
Architecture |
Number of Channels (#) |
Total Supply Voltage (Min) (+5V=5, +/-5V=10) |
Total Supply Voltage (Max) (+5V=5, +/-5V=10) |
BW @ Acl (MHz) |
Acl, min spec gain (V/V) |
Slew Rate (Typ) (V/us) |
Vn at Flatband (Typ) (nV/rtHz) |
Vn at 1kHz (Typ) (nV/rtHz) |
Iq per channel (Typ) (mA) |
Vos (Offset Voltage @ 25C) (Max) (mV) |
Rail-to-Rail |
Features |
Rating |
Operating Temperature Range (C) |
Package Group |
Package Size: mm2:W x L (PKG) |
CMRR (Typ) (dB) |
Input Bias Current (Max) (pA) |
Offset Drift (Typ) (uV/C) |
GBW (Typ) (MHz) |
Output Current (Typ) (mA) |
2nd Harmonic (dBc) |
3rd Harmonic (dBc) |
@ MHz |
OPA653 | OPA656 | OPA657 | OPA659 |
---|---|---|---|
FET | FET Voltage FB | FET Voltage FB | FET Voltage FB |
1 | 1 | 1 | 1 |
7 | 7 | 8 | 7 |
13 | 13 | 12 | 13 |
500 | 500 | 350 | 650 |
2 | 1 | 7 | 2 |
2675 | 290 | 700 | 2550 |
6.1 | 7 | 4.8 | 8.9 |
6.1 | 10 | 7 | 8.9 |
32 | 14 | 14 | 30.5 |
5 | 0.6 | 1.8 | 5 |
No | No | No | No |
Decompensated | N/A | Decompensated | N/A |
Catalog | Catalog | Catalog | Catalog |
-40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 |
SON SOT-23 | SOIC SOT-23 | SOIC SOT-23 | SON SOT-23 |
See datasheet (SON) 5SOT-23: 8 mm2: 2.8 x 2.9(SOT-23) | 8SOIC: 29 mm2: 6 x 4.9(SOIC) 5SOT-23: 8 mm2: 2.8 x 2.9(SOT-23) | 8SOIC: 29 mm2: 6 x 4.9(SOIC) 5SOT-23: 8 mm2: 2.8 x 2.9(SOT-23) | See datasheet (SON) 5SOT-23: 8 mm2: 2.8 x 2.9(SOT-23) |
66 | 86 | 89 | 70 |
50 | 5 | 20 | 50 |
10 | 2 | 2 | 10 |
500 | 500 | 1600 | 650 |
70 | 70 | 70 | 70 |
75 | 71 | 74 | 79 |
96 | 81 | 106 | 100 |
10 | 5 | 5 | 10 |