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uA747是一款双通用运算放大器,具有偏移电压零点功能。每一半与uA741在电学上类似。
高共模输入电压范围和无闩锁使该放大器非常适合电压跟随器应用。该器件具有短路保护功能,内部频率补偿确保稳定性,无需外部元件。可以在偏移零输入之间连接一个低值电位器,以消除偏移电压,如图2所示。
uA747C的特点是工作温度范围为0°C至70°C; uA747M的特点是可在-55°C至125°C的整个军用温度范围内运行。
Number of Channels (#) |
Total Supply Voltage (Min) (+5V=5, +/-5V=10) |
Total Supply Voltage (Max) (+5V=5, +/-5V=10) |
GBW (Typ) (MHz) |
Slew Rate (Typ) (V/us) |
Rail-to-Rail |
Vos (Offset Voltage @ 25C) (Max) (mV) |
Iq per channel (Typ) (mA) |
Vn at 1kHz (Typ) (nV/rtHz) |
Rating |
Operating Temperature Range (C) |
Package Group |
Package Size: mm2:W x L (PKG) |
Offset Drift (Typ) (uV/C) |
Features |
Input Bias Current (Max) (pA) |
CMRR (Typ) (dB) |
Output Current (Typ) (mA) |
Architecture |
UA747 | UA741 |
---|---|
4 | 1 |
7 | 7 |
36 | 36 |
1 | 1 |
0.5 | 0.5 |
No | No |
5 | 5 |
1.7 | 1.7 |
20 | 20 |
Catalog | Catalog |
0 to 70 | 0 to 70 |
PDIP | PDIP SO SOIC |
See datasheet (PDIP) | See datasheet (PDIP) 8SO: 48 mm2: 7.8 x 6.2(SO) 8SOIC: 29 mm2: 6 x 4.9(SOIC) |
0 | 0 |
N/A | N/A |
500000 | 500000 |
90 | 90 |
25 | 25 |
Bipolar | Bipolar |