Datasheet LTC6401-26 (Analog Devices) - 8
| 制造商 | Analog Devices |
| 描述 | 1.6GHz Low Noise, Low Distortion Differential ADC Driver for DC-140MHz |
| 页数 / 页 | 16 / 8 — TYPICAL PERFORMANCE CHARACTERISTICS. Third Order Intermodulation. … |
| 文件格式/大小 | PDF / 238 Kb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS. Third Order Intermodulation. Distortion vs Frequency. Harmonic Distortion vs Frequency
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LTC6401-26
TYPICAL PERFORMANCE CHARACTERISTICS Third Order Intermodulation Third Order Intermodulation Distortion vs Frequency Harmonic Distortion vs Frequency Distortion vs Frequency
–40 –40 –40 DIFFERENTIAL INPUT SINGLE-ENDED INPUT SINGLE-ENDED INPUT VOUT = 2VP-P COMPOSITE V V –50 OUT = 2VP-P OUT = 2VP-P COMPOSITE –50 –50 –60 –60 –60 –70 –70 –70 –80 –80 –80 –90 –90 –90 THIRD ORDER IMD (dBc) HD2 NO R THIRD ORDER IMD (dBc) L HARMONIC DISTORTION (dBc) –100 HD2 RL = 200Ω NO R –100 –100 L HD3 NO R NO R L L RL = 200Ω HD3 R R L = 200Ω L = 200Ω –110 –110 –110 0 50 100 150 200 0 50 100 150 200 0 50 100 150 200 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 640126 G13 640126 G14 640126 G15
Output 1dB Compression Point vs Equivalent Output Third Order Frequency Intercept Point vs Frequency
19.0 60 DIFFERENTIAL INPUT DIFFERENTIAL INPUT RL = 375Ω (NOTE 7) 18.5 TEST CIRCUIT A 50 (NOTE 7) 18.0 40 17.5 30 17.0 OUTPUT IP3 (dBm) 20 16.5 10 NO RL OUTPUT 1dB COMPRESSION POINT (dBm) RL = 200Ω 16.0 0 0 50 100 150 200 0 50 100 150 200 FREQUENCY (MHz) FREQUENCY (MHz) 640126 G16 640126 G17
Turn-On Time Turn-Off Time
3.5 70 3.5 70 RL = 87.5Ω PER OUTPUT RL = 87.5Ω PER OUTPUT 3.0 60 3.0 60 ENABLE 2.5 ICC 50 2.5 50 2.0 40 –OUT I 2.0 40 CC ICC (mA) (mA) –OUT 1.5 30 1.5 30 VOLTAGE (V) 1.0 20 +OUT VOLTAGE (V) 1.0 +OUT 20 0.5 10 0.5 10 ENABLE ICC 0 0 0 0 –0.5 –10 –0.5 –10 –100 0 100 200 300 400 500 –100 0 100 200 300 400 500 TIME (ns) TIME (ns) 640126 G18 640126 G19 640126f 8
TYPICAL PERFORMANCE CHARACTERISTICS Third Order Intermodulation Third Order Intermodulation Distortion vs Frequency Harmonic Distortion vs Frequency Distortion vs Frequency
–40 –40 –40 DIFFERENTIAL INPUT SINGLE-ENDED INPUT SINGLE-ENDED INPUT VOUT = 2VP-P COMPOSITE V V –50 OUT = 2VP-P OUT = 2VP-P COMPOSITE –50 –50 –60 –60 –60 –70 –70 –70 –80 –80 –80 –90 –90 –90 THIRD ORDER IMD (dBc) HD2 NO R THIRD ORDER IMD (dBc) L HARMONIC DISTORTION (dBc) –100 HD2 RL = 200Ω NO R –100 –100 L HD3 NO R NO R L L RL = 200Ω HD3 R R L = 200Ω L = 200Ω –110 –110 –110 0 50 100 150 200 0 50 100 150 200 0 50 100 150 200 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 640126 G13 640126 G14 640126 G15
Output 1dB Compression Point vs Equivalent Output Third Order Frequency Intercept Point vs Frequency
19.0 60 DIFFERENTIAL INPUT DIFFERENTIAL INPUT RL = 375Ω (NOTE 7) 18.5 TEST CIRCUIT A 50 (NOTE 7) 18.0 40 17.5 30 17.0 OUTPUT IP3 (dBm) 20 16.5 10 NO RL OUTPUT 1dB COMPRESSION POINT (dBm) RL = 200Ω 16.0 0 0 50 100 150 200 0 50 100 150 200 FREQUENCY (MHz) FREQUENCY (MHz) 640126 G16 640126 G17
Turn-On Time Turn-Off Time
3.5 70 3.5 70 RL = 87.5Ω PER OUTPUT RL = 87.5Ω PER OUTPUT 3.0 60 3.0 60 ENABLE 2.5 ICC 50 2.5 50 2.0 40 –OUT I 2.0 40 CC ICC (mA) (mA) –OUT 1.5 30 1.5 30 VOLTAGE (V) 1.0 20 +OUT VOLTAGE (V) 1.0 +OUT 20 0.5 10 0.5 10 ENABLE ICC 0 0 0 0 –0.5 –10 –0.5 –10 –100 0 100 200 300 400 500 –100 0 100 200 300 400 500 TIME (ns) TIME (ns) 640126 G18 640126 G19 640126f 8