ADA4857-1/ADA4857-2

Data Sheet

Rev. D | Page 12 of 21

Figure 26. Small Signal Transient Response for Various Capacitive Loads (LFCSP)

Figure 27. Small Signal Transient Response for Various Supply Voltages (LFCSP)

Figure 28. Closed-Loop Output Impedance vs. Frequency for Various Gains

Figure 29. Large Signal Transient Response for Various Load Resistances (SOIC)

Figure 30. Large Signal Transient Response for Various Load Resistances (LFCSP)

Figure 31. Closed-Loop Input Impedance vs. Frequency

TIME (10ns/DIV)

0.25

–0.25

–0.20

0.20

–0.15

0.15

–0.10

0.10

–0.05

0

0.05

CL = 10pF

CL = 1.5pF

VS = ±5V

RL = 1kΩ

G = +1

TIME (10ns/DIV)

0.25

–0.25

–0.20

0.20

–0.15

0.15

–0.10

0.10

–0.05

0

0.05

VS = ±5V

VS = ±2.5V

RL = 1kΩ

G = +1

0.1

1

10

100

1000

1000

0.1

1

10

100

FREQUENCY (MHz)

VS = ±5V

G = +2

G = +5

TIME (10ns/DIV)

2.0

–2.0

–1.6

1.6

–1.2

1.2

–0.8

0.8

–0.4

0

0.4

RL = 1kΩ

RL = 100Ω

VS = ±5V

G = +2

TIME (10ns/DIV)

2.0

–2.0

–1.6

1.6

–1.2

1.2

–0.8

0.8

–0.4

0

0.4

RL = 1kΩ

RL = 100Ω

VS = ±5V

G = +1

1

10

100

1000

FREQUENCY (MHz)

VS = ±5V

G = +2

0.01

0.1

1

10

100