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OPAx626系列运算放大器是16位和18位SAR ADC驱动器,具备高精度,低总谐波失真(THD)及低噪声等特性。该系列高精度运放在额定工作条件下的16位稳定时间为280ns,可提供真正的16位有效位数(ENOB)。该系列器件具备高直流精度(偏移电压仅为100μV),120MHz的宽增益带宽积以及2.5nV /√ Hz 的低宽带噪声,并且经优化可驱动高吞吐量,高分辨率的SAR ADC,例如ADS88xx系列SAR ADC。
OPAx626系列采用5引脚小外形尺寸晶体管(SOT)封装和
8引脚超薄小外形尺寸(VSSOP)封装,额定工作温度范围为-40°C至+ 125℃。
所有商标均为其各自所有者的财产。
| 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 |
| OPA2626 | OPA2625 | OPA625 |
|---|---|---|
| Bipolar | Bipolar | Bipolar |
| 2 | 2 | 1 |
| 2.7 | 2.7 | 2.7 |
| 5.5 | 5.5 | 5.5 |
| 120 | 120 | 0.01 |
| 1 | 1 | 1.1 |
| 115 | 115 | 115 |
| 2.5 | 2.5 | 2.5 |
| 3.2 | 3.2 | 3.2 |
| 2 | 2 | 2 |
| 0.1 | 0.1 | 0.1 |
| In to V- Out | In to V- Out | In to V- Out |
| N/A | Shutdown | Shutdown |
| Catalog | Catalog | Catalog |
| -40 to 125 | -40 to 125 | -40 to 125 |
| VSSOP | VSSOP | SOT-23 |
| 8VSSOP: 15 mm2: 4.9 x 3(VSSOP) | 10VSSOP: 15 mm2: 4.9 x 3(VSSOP) | 6SOT-23: 8 mm2: 2.8 x 2.9(SOT-23) |
| 117 | 117 | 115 |
| 4000000 | 4000000 | 4000000 |
| 0.5 | 0.5 | 0.5 |
| 120 | 80 | 120 |
| 100 | 100 | 100 |
| 155 | 144 | 80 |
| 144 | 155 | 80 |
| 0.01 | 0.01 | 1 |