Datasheet LTC6400-20 (Analog Devices) - 8
| 制造商 | Analog Devices |
| 描述 | 1.8GHz Low Noise, Low Distortion Differential ADC Driver for 300MHz IF |
| 页数 / 页 | 16 / 8 — TYPICAL PERFORMANCE CHARACTERISTICS. 1% Settling Time for 2V. Harmonic … |
| 文件格式/大小 | PDF / 231 Kb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS. 1% Settling Time for 2V. Harmonic Distortion (Unfi ltered). Overdrive Recovery Time
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LTC6400-20
TYPICAL PERFORMANCE CHARACTERISTICS 1% Settling Time for 2V Harmonic Distortion (Unfi ltered) Overdrive Recovery Time Output Step vs Frequency
2.5 5 –40 RL = 87.5Ω PER OUTPUT RL = 87.5Ω PER OUTPUT DIFFERENTIAL INPUT 4 VOUT = 2VP-P –50 2.0 +OUT 3 2 –60 1.5 1 0 –70 1.0 –1 SETTLING (%) –80 OUTPUT VOLTAGE (V) –2 HD2 NO R 0.5 –3 L HARMONIC DISTORTION (dBc) –OUT –90 HD2 200Ω RL –4 HD3 NO RL HD3 200Ω RL 0 –5 –100 0 50 100 150 200 0 0.5 1.0 1.5 2.0 2.5 3.0 0 50 100 150 200 250 300 TIME (ns) TIME (ns) FREQUENCY (MHz) 640020 G10 640020 G11 640020 G12
Harmonic Distortion (Filtered) vs Third Order Intermodulation Harmonic Distortion (Unfi ltered) Frequency Distortion vs Frequency vs Frequency
–40 –40 –40 DIFFERENTIAL INPUT UNFILTERED NO RL SINGLE-ENDED INPUT V UNFILTERED 200 OUT = 2VP-P Ω RL VOUT = 2VP-P –50 NO R FILTERED NO R –50 L L –50 –60 –60 –60 –70 –70 –70 –80 –80 –80 –90 THIRD ORDER IMD (dBc) HD2 NO RL HARMONIC DISTORTION (dBc) HARMONIC DISTORTION (dBc) HD2 200 –90 Ω R –100 –90 L HD2 DIFFERENTIAL INPUT HD3 NO RL HD3 VOUT = 2VP-P COMPOSITE HD3 200Ω RL –100 –110 –100 0 50 100 150 200 250 300 0 50 100 150 200 250 300 0 50 100 150 200 250 300 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 640020 G13 640020 G14 640020 G15
Harmonic Distortion vs Output Harmonic Distortion (Filtered) vs Third Order Intermodulation Common Mode Voltage Frequency Distortion vs Frequency (Unfi ltered Outputs)
–40 –40 –40 SINGLE-ENDED INPUT UNFILTERED NO RL VOUT = 2VP-P at 100MHz V UNFILTERED 200 OUT = 2VP-P Ω RL RL = 400Ω –50 NO RL –50 FILTERED NO RL –50 –60 –60 –60 –70 –70 –70 HD3 –80 –80 –80 THIRD ORDER IMD (dBc) HARMONIC DISTORTION (dBc) HARMONIC DISTORTION (dBc) –90 –90 –90 HD2 SINGLE-ENDED INPUT HD2 HD3 VOUT = 2VP-P COMPOSITE –100 –100 –100 0 50 100 150 200 250 300 0 50 100 150 200 250 300 1.0 1.1 1.2 1.3 1.4 1.5 FREQUENCY (MHz) FREQUENCY (MHz) OUTPUT COMMON MODE VOLTAGE (V) 640020 G16 640020 G17 640020 G18 640020f 8
TYPICAL PERFORMANCE CHARACTERISTICS 1% Settling Time for 2V Harmonic Distortion (Unfi ltered) Overdrive Recovery Time Output Step vs Frequency
2.5 5 –40 RL = 87.5Ω PER OUTPUT RL = 87.5Ω PER OUTPUT DIFFERENTIAL INPUT 4 VOUT = 2VP-P –50 2.0 +OUT 3 2 –60 1.5 1 0 –70 1.0 –1 SETTLING (%) –80 OUTPUT VOLTAGE (V) –2 HD2 NO R 0.5 –3 L HARMONIC DISTORTION (dBc) –OUT –90 HD2 200Ω RL –4 HD3 NO RL HD3 200Ω RL 0 –5 –100 0 50 100 150 200 0 0.5 1.0 1.5 2.0 2.5 3.0 0 50 100 150 200 250 300 TIME (ns) TIME (ns) FREQUENCY (MHz) 640020 G10 640020 G11 640020 G12
Harmonic Distortion (Filtered) vs Third Order Intermodulation Harmonic Distortion (Unfi ltered) Frequency Distortion vs Frequency vs Frequency
–40 –40 –40 DIFFERENTIAL INPUT UNFILTERED NO RL SINGLE-ENDED INPUT V UNFILTERED 200 OUT = 2VP-P Ω RL VOUT = 2VP-P –50 NO R FILTERED NO R –50 L L –50 –60 –60 –60 –70 –70 –70 –80 –80 –80 –90 THIRD ORDER IMD (dBc) HD2 NO RL HARMONIC DISTORTION (dBc) HARMONIC DISTORTION (dBc) HD2 200 –90 Ω R –100 –90 L HD2 DIFFERENTIAL INPUT HD3 NO RL HD3 VOUT = 2VP-P COMPOSITE HD3 200Ω RL –100 –110 –100 0 50 100 150 200 250 300 0 50 100 150 200 250 300 0 50 100 150 200 250 300 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 640020 G13 640020 G14 640020 G15
Harmonic Distortion vs Output Harmonic Distortion (Filtered) vs Third Order Intermodulation Common Mode Voltage Frequency Distortion vs Frequency (Unfi ltered Outputs)
–40 –40 –40 SINGLE-ENDED INPUT UNFILTERED NO RL VOUT = 2VP-P at 100MHz V UNFILTERED 200 OUT = 2VP-P Ω RL RL = 400Ω –50 NO RL –50 FILTERED NO RL –50 –60 –60 –60 –70 –70 –70 HD3 –80 –80 –80 THIRD ORDER IMD (dBc) HARMONIC DISTORTION (dBc) HARMONIC DISTORTION (dBc) –90 –90 –90 HD2 SINGLE-ENDED INPUT HD2 HD3 VOUT = 2VP-P COMPOSITE –100 –100 –100 0 50 100 150 200 250 300 0 50 100 150 200 250 300 1.0 1.1 1.2 1.3 1.4 1.5 FREQUENCY (MHz) FREQUENCY (MHz) OUTPUT COMMON MODE VOLTAGE (V) 640020 G16 640020 G17 640020 G18 640020f 8