Datasheet LTC6401-20 (Analog Devices) - 6
| 制造商 | Analog Devices |
| 描述 | 1.3GHz Low Noise, Low Distortion Differential ADC Driver for 140MHz IF |
| 页数 / 页 | 16 / 6 — TYPICAL PERFORMANCE CHARACTERISTICS. Input and Output Refl ection and. … |
| 文件格式/大小 | PDF / 230 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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LTC6401-20
TYPICAL PERFORMANCE CHARACTERISTICS Input and Output Refl ection and Input and Output Impedance vs Reverse Isolation vs Frequency Frequency PSRR and CMRR vs Frequency
0 250 100 100 TEST CIRCUIT B 225 80 –10 90 Z ) IN IMPEDANCE PHASE (DEGREE) Ω 200 60 80 PSRR –20 S11 175 40 70 –30 Z 150 OUT 20 60 S22 –40 125 Z 0 IN 50 CMRR 100 –20 –50 40 PSRR, CMRR (dB) S PARAMETERS (dB) 75 PHASE –40 S12 30 –60 IMPEDANCE MAGNITUDE IMPEDANCE MAGNITUDE ( 50 –60 20 –70 25 –80 10 ZOUT –80 0 –100 0 10 100 1000 3000 1 10 100 1000 1 10 100 1000 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 640120 G04 640120 G05 640120 G06
Noise Figure and Input Referred Noise Voltage vs Frequency Small Signal Transient Response Large Signal Transient Response
15 6 INPUT REFERRED NOISE VOLTAGE (nV/ 1.35 2.5 R R L = 87.5Ω PER OUTPUT L = 87.5Ω PER OUTPUT 14 13 12 2.0 1.30 11 +OUT 10 4 +OUT 9 1.5 8 NOISE FIGURE 1.25 7 6 1.0 NOISE FIGURE (dB) 5 2 e OUTPUT VOLTAGE (V) OUTPUT VOLTAGE (V) 4 IN 1.20 –OUT –OUT 3 0.5 2 √Hz) 1 0 0 1.15 0 10 100 1000 0 5 10 15 20 0 5 10 15 20 TIME (ns) TIME (ns) FREQUENCY (MHz) 640120 G08 640120 G09 640120 G07
1% Settling Time for 2V Overdrive Transient Response Output Step
2.5 5 RL = 87.5Ω PER OUTPUT RL = 87.5Ω PER OUTPUT –OUT 4 2.0 3 2 1.5 1 0 1.0 –1 SETTLING (%) OUTPUT VOLTAGE (V) –2 0.5 –3 +OUT –4 0 –5 0 50 100 150 200 0 1 2 3 4 5 6 TIME (ns) TIME (ns) 640120 G10 640120 G11 640120f 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
0 250 100 100 TEST CIRCUIT B 225 80 –10 90 Z ) IN IMPEDANCE PHASE (DEGREE) Ω 200 60 80 PSRR –20 S11 175 40 70 –30 Z 150 OUT 20 60 S22 –40 125 Z 0 IN 50 CMRR 100 –20 –50 40 PSRR, CMRR (dB) S PARAMETERS (dB) 75 PHASE –40 S12 30 –60 IMPEDANCE MAGNITUDE IMPEDANCE MAGNITUDE ( 50 –60 20 –70 25 –80 10 ZOUT –80 0 –100 0 10 100 1000 3000 1 10 100 1000 1 10 100 1000 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 640120 G04 640120 G05 640120 G06
Noise Figure and Input Referred Noise Voltage vs Frequency Small Signal Transient Response Large Signal Transient Response
15 6 INPUT REFERRED NOISE VOLTAGE (nV/ 1.35 2.5 R R L = 87.5Ω PER OUTPUT L = 87.5Ω PER OUTPUT 14 13 12 2.0 1.30 11 +OUT 10 4 +OUT 9 1.5 8 NOISE FIGURE 1.25 7 6 1.0 NOISE FIGURE (dB) 5 2 e OUTPUT VOLTAGE (V) OUTPUT VOLTAGE (V) 4 IN 1.20 –OUT –OUT 3 0.5 2 √Hz) 1 0 0 1.15 0 10 100 1000 0 5 10 15 20 0 5 10 15 20 TIME (ns) TIME (ns) FREQUENCY (MHz) 640120 G08 640120 G09 640120 G07
1% Settling Time for 2V Overdrive Transient Response Output Step
2.5 5 RL = 87.5Ω PER OUTPUT RL = 87.5Ω PER OUTPUT –OUT 4 2.0 3 2 1.5 1 0 1.0 –1 SETTLING (%) OUTPUT VOLTAGE (V) –2 0.5 –3 +OUT –4 0 –5 0 50 100 150 200 0 1 2 3 4 5 6 TIME (ns) TIME (ns) 640120 G10 640120 G11 640120f 6