Datasheet LTC6401-8 (Analog Devices) - 6
| 制造商 | Analog Devices |
| 描述 | 2.2GHz Low Noise, Low Distortion Differential ADC Driver for DC-140MHz |
| 页数 / 页 | 16 / 6 — TYPICAL PERFORMANCE CHARACTERISTICS. Input and Output Refl ection and. … |
| 文件格式/大小 | PDF / 231 Kb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS. Input and Output Refl ection and. Input and Output Impedance vs
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LTC6401-8
TYPICAL PERFORMANCE CHARACTERISTICS Input and Output Refl ection and Input and Output Impedance vs Reverse Isolation vs Frequency Frequency PSRR and CMRR vs Frequency
0 500 100 80 TEST CIRCUIT B PHASE PSRR IMPEDANCE MAGNITUDE –10 450 80 70 ) Ω 400 60 –20 S11 ZIN 60 350 40 PHASE (DEGREES) –30 300 Z 50 CMRR OUT 20 –40 S22 250 0 40 –50 200 Z –20 IN 30 PSRR, CMRR (dB) S PARAMETERS (dB) 150 –40 –60 20 S12 IMPEDANCE MAGNITUDE ( 100 –60 –70 50 Z 10 OUT –80 –80 0 –100 0 10 100 1000 3000 10 100 1000 1 10 100 1000 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 64018 G04 64018 G05 64018 G06
Noise Figure and Input Referred Noise Voltage vs Frequency Small Signal Transient Response Large Signal Transient Response
20 5 INPUT REFERRED NOISE VOLTAGE (nV/ 1.35 2.5 R R L = 87.5Ω PER OUTPUT L = 87.5Ω PER OUTPUT TEST CIRCUIT B TEST CIRCUIT B 18 4 2.0 1.30 +OUT EN +OUT 16 3 1.5 1.25 14 2 1.0 NOISE FIGURE (dB) NOISE FIGURE OUTPUT VOLTAGE (V) OUTPUT VOLTAGE (V) –OUT 1.20 –OUT 12 1 0.5 √Hz) 10 0 1.15 0 10 100 1000 0 2 4 6 8 10 0 4 8 12 16 20 TIME (ns) TIME (ns) FREQUENCY (MHz) 64018 G08 64018 G09 64018 G07
1% Settling Time for 2V Overdrive Recovery Response Output Step Harmonic Distortion vs Frequency
4 5.0 5 –40 +IN RL = 87.5Ω PER OUTPUT DIFFERENTIAL INPUT 3 4.5 4 TEST CIRCUIT B VOUT = 2VP-P –50 2 4.0 3 OUTPUT VOLTAGE (V) 1 3.5 2 –60 0 3.0 1 –IN –70 –1 2.5 0 RL = 87.5Ω PER OUTPUT –80 –2 +OUT 2.0 –1 SETTLING (%) INPUT VOLTAGE (V) –3 1.5 –2 –90 HD2 NO RL –4 1.0 –3 HARMONIC DISTORTION (dBc) HD2 200Ω R –100 L –5 0.5 –4 HD3 NO RL –OUT TEST CIRCUIT B HD3 200Ω RL –6 0 –5 –110 0 25 50 75 100 125 0 1 2 3 4 5 0 20 40 60 80 100 120 140 160 180 200 TIME (ns) TIME (ns) FREQUENCY (MHz) 64018 G10 64018 G11 64018 G12 64018f 6
TYPICAL PERFORMANCE CHARACTERISTICS Input and Output Refl ection and Input and Output Impedance vs Reverse Isolation vs Frequency Frequency PSRR and CMRR vs Frequency
0 500 100 80 TEST CIRCUIT B PHASE PSRR IMPEDANCE MAGNITUDE –10 450 80 70 ) Ω 400 60 –20 S11 ZIN 60 350 40 PHASE (DEGREES) –30 300 Z 50 CMRR OUT 20 –40 S22 250 0 40 –50 200 Z –20 IN 30 PSRR, CMRR (dB) S PARAMETERS (dB) 150 –40 –60 20 S12 IMPEDANCE MAGNITUDE ( 100 –60 –70 50 Z 10 OUT –80 –80 0 –100 0 10 100 1000 3000 10 100 1000 1 10 100 1000 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 64018 G04 64018 G05 64018 G06
Noise Figure and Input Referred Noise Voltage vs Frequency Small Signal Transient Response Large Signal Transient Response
20 5 INPUT REFERRED NOISE VOLTAGE (nV/ 1.35 2.5 R R L = 87.5Ω PER OUTPUT L = 87.5Ω PER OUTPUT TEST CIRCUIT B TEST CIRCUIT B 18 4 2.0 1.30 +OUT EN +OUT 16 3 1.5 1.25 14 2 1.0 NOISE FIGURE (dB) NOISE FIGURE OUTPUT VOLTAGE (V) OUTPUT VOLTAGE (V) –OUT 1.20 –OUT 12 1 0.5 √Hz) 10 0 1.15 0 10 100 1000 0 2 4 6 8 10 0 4 8 12 16 20 TIME (ns) TIME (ns) FREQUENCY (MHz) 64018 G08 64018 G09 64018 G07
1% Settling Time for 2V Overdrive Recovery Response Output Step Harmonic Distortion vs Frequency
4 5.0 5 –40 +IN RL = 87.5Ω PER OUTPUT DIFFERENTIAL INPUT 3 4.5 4 TEST CIRCUIT B VOUT = 2VP-P –50 2 4.0 3 OUTPUT VOLTAGE (V) 1 3.5 2 –60 0 3.0 1 –IN –70 –1 2.5 0 RL = 87.5Ω PER OUTPUT –80 –2 +OUT 2.0 –1 SETTLING (%) INPUT VOLTAGE (V) –3 1.5 –2 –90 HD2 NO RL –4 1.0 –3 HARMONIC DISTORTION (dBc) HD2 200Ω R –100 L –5 0.5 –4 HD3 NO RL –OUT TEST CIRCUIT B HD3 200Ω RL –6 0 –5 –110 0 25 50 75 100 125 0 1 2 3 4 5 0 20 40 60 80 100 120 140 160 180 200 TIME (ns) TIME (ns) FREQUENCY (MHz) 64018 G10 64018 G11 64018 G12 64018f 6