AD844

Rev. F | Page 8 of 20

INVERTING GAIN-OF-1 AC CHARACTERISTICS

R2

AD844

+

–

R1

OUTPUT

–IN

Figure 13. Inverting Amplifier, Gain of −1 (R1 = R2)

6

–24

0

–6

–12

–18

100M

1M

100k

10M

FREQUENCY (Hz)

R1 = R2 = 500Ω

R1 = R2 = 1kΩ

–180

50

0

25

–210

–240

–270

–300

–330

R1 = R2 = 500Ω

R1 = R2 = 1kΩ

FREQUENCY (MHz)

5V

10

20ns

100

0

90

Figure 16. Large Signal Pulse Response, Gain = −1, R1 = R2 = 1 kΩ

10

20ns

100

0

500nV

90

Figure 17. Small Signal Pulse Response, Gain = −1, R1 = R2 = 1 kΩ