AD603 datasheet(12/14 Pages) AD

12 / 14 page

REV. C

–12–

AD603

FREQUENCY – Hz

100k

102

100

10M

100M

Figure 25. Input Impedance vs.

Frequency (Gain = –10 dB)

200ns

100

Figure 28. Gain-Control Channel

Response Time

3.5V

500mV

–1.5V

–44ns

50ns

456ns

GND

INPUT

500mV/DIV

OUTPUT

500mV/DIV

Figure 31. Transient Response,

G = 0 dB, Pin 5 Connected to Pin 7

(Input is 500 ns Period, 50% Duty-

Cycle Square Wave, Output Is

Captured Using Tektronix 11402

Digitizing Oscilloscope)

FREQUENCY – Hz

100k

102

100

10M

100M

Figure 26. Input Impedance vs.

Frequency (Gain = +10 dB)

4.5V

500mV

–500mV

–49ns

50ns

451ns

INPUT GND

1V/DIV

OUTPUT GND

500mV/DIV

Figure 29. Input Stage Overload

Recovery Time, Pin 5 Connected to

Pin 7 (Input Is 500 ns Period, 50%

Duty-Cycle Square Wave, Output Is

Captured Using Tektronix 11402

Digitizing Oscilloscope)

3.5V

500mV

–1.5V

–44ns

50ns

456ns

INPUT GND

100mV/DIV

OUTPUT GND

500mV/DIV

Figure 32. Transient Response,

G = +20 dB, Pin 5 Connected to Pin 7

(Input is 500 ns Period, 50% Duty-

Cycle Square Wave, Output Is

Captured Using Tektronix 11402

Digitizing Oscilloscope)

FREQUENCY – Hz

100k

102

100

10M

100M

Figure 27. Input Impedance vs.

Frequency (Gain = +30 dB)

–2V

–49ns

50ns

451ns

INPUT GND

100mV/DIV

OUTPUT GND

1V/DIV

Figure 30. Output Stage Overload

Recovery Time, Pin 5 Connected to

Pin 7 (Input Is 500 ns Period, 50%

Duty-Cycle Square Wave, Output Is

Captured Using Tektronix 11402

Digitizing Oscilloscope)

FREQUENCY – Hz

100k

–20

–40

–60

10M

100M

–10

–30

–50

Figure 33. PSRR vs. Frequency (Worst

Case Is Negative Supply PSRR,

Shown Here)

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