AD797BN datasheet(6/16 Pages) AD

6 / 16 page

AD797–Typical Characteristics

–6–

REV. C

10M

100

100k

10k

FREQUENCY – Hz

Figure 13. Input Voltage Noise Spectral Density

120

100M

100

10M

100k

10k

FREQUENCY – Hz

+100

+80

+60

+40

+20

PHASE MARGIN

GAIN

WITHOUT

RS*

WITH RS*

WITHOUT

RS*

WITH RS*

*RS = 100Ω

SEE FIGURE 22

Figure 14. Open-Loop Gain & Phase vs. Frequency

–60

140

–40

100

120

–20

300

150

–150

–300

TEMPERATURE –

°C

OVER COMPENSATED

UNDER COMPENSATED

Figure 15. Input Offset Current vs. Temperature

–60

140

–40

100

120

–20

120

110

100

TEMPERATURE –

°C

GAIN/BANDWIDTH PRODUCT

SLEW RATE

RISING EDGE

SLEW RATE

FALLING EDGE

Figure 16. Slew Rate & Gain/Bandwidth Product vs.

Temperature

100

10k

160

100

120

140

LOAD RESISTANCE – Ohms

Figure 17. Open-Loop Gain vs. Resistive Load

100

0.01

0.1

100

10k

100k

FREQUENCY – Hz

* SEE FIGURE 29

WITHOUT CN*

WITH CN*

Figure 18. Magnitude of Output Impedance vs. Frequency

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