输入阻抗 | 10 TΩ | 10 TΩ | 1 MΩ |
输入范围 | 3.5 Vrms | 2 Vrms | Single-Ended: 20 Vrms Differential: 35 Vrms |
耦合 | DC | AC | DC |
带宽 | 20 kHz | 75 kHz | Single-Ended: 300 kHz – 1 MHz Differential: 20 kHz |
ADC 分辨率 | 24 Bits | 24 Bits | Single-Ended: 12 Bits Differential: 24 Bits |
采样率 | ≤ 192 kHz | ≤ 192 kHz | Single-Ended: ≤ 40 MHz Differential: ≤ 192 kHz |
THD 测量 | ≤ -106 dB (2 Vrms @ 1 kHz) | ≤ -106 dB (2 Vrms @ 1 kHz) | ≤ -95 dB (2 Vrms @ 1 kHz) |
THD+N 测量 | ≤ -82 dB (2 Vrms @ 1 kHz) | ≤ -83 dB (2 Vrms @ 1 kHz) | ≤ -82 dB (2 Vrms @ 1 kHz) |
测量精度 | 电压 | 100 mVrms: ± (1% of Reading +0.005% of F.S.) | 100 mVrms: ± (1% of Reading +0.02% of F.S.) | 35 Vrms: ± (1% of Reading +0.2% of F.S.) |
3.5 Vrms: ± (0.3% of Reading +0.005% of F.S.) | 2 Vrms: ± (0.7% of Reading +0.005% of F.S.) | 20 Vrms: ± (0.7% of Reading +0.06% of F.S.) |
频率 | ± 55 ppm | ± 55 ppm | ± 55 ppm |
输出阻抗 | Low-Z | Low-Z | Low-Z |
输出范围 | 2.3 Vrms | 2.3 Vrms | 2.3 Vrms |
耦合 | AC | AC | AC |
DAC 分辨率 | 24 Bits | 24 Bits | 24 Bits |
DAC 革新率 | ≤ 192 kHz | ≤ 192 kHz | ≤ 192 kHz |
正弦频率范围 | 10 Hz – 55 kHz | 10 Hz – 50 kHz | 10 Hz – 50 kHz |
THD 输出 | ≤ -104 dB (1 Vrms @ 1 kHz) | ≤ -106 dB (1 Vrms @ 1 kHz) | ≤ -106 dB (1 Vrms @ 1 kHz) |
THD+N 输出 | ≤ -102 dB (1 Vrms @ 1 kHz) | ≤ -102 dB (1 Vrms @ 1 kHz) | ≤ -102 dB (1 Vrms @ 1 kHz) |
输出精度 | 电压 | ≤ 100 mVrms: ± 0.5% of Reading + 0.005% of F.S. | ≤ 100 mVrms: 0.1% of Reading + 0.001% of F.S. | ≤ 100 mVrms: 0.1% of Reading + 0.001% of F.S. |
≤ 3.5 Vrms: ± 0.1% of Reading + 0.005% of F.S. | ≤ 3.5 Vrms: 0.1% of Reading + 0.005% of F.S. | ≤ 3.5 Vrms: 0.1% of Reading + 0.005% of F.S. |
频率 | ± 10 ppm | ± 10 ppm | ± 10 ppm |
数字接口 | I²S, I²C | I²S, I²C | Parallel Interface, I²S, I²C |