AD8450ASTZ datasheet(14/42 Pages) AD

14 / 42 page

Data Sheet

AD8450

Rev. B | Page 13 of 41

PGDA CHARACTERISTICS

–40

–30

–20

–10

–5

OUTPUT VOLTAGE (V)

GAIN = 0.80

GAIN = 0.40

GAIN = 0.27

GAIN = 0.20

Figure 15. Input Common-Mode Voltage vs. Output Voltage

for AVCC = +25 V and AVEE = −5 V

–50

–40

–30

–20

–10

100

10k

100k

FREQUENCY (Hz)

GAIN = 0.80

GAIN = 0.40

GAIN = 0.27

GAIN = 0.20

VALID FOR ALL RATED

SUPPLY VOLTAGES

Figure 16. Gain vs. Frequency

–120

–100

–80

–60

–40

–20

100

10k

100k

FREQUENCY (Hz)

GAIN = 0.80

GAIN = 0.40

GAIN = 0.27

GAIN = 0.20

VALID FOR ALL RATED

SUPPLY VOLTAGES

Figure 17. CMRR vs. Frequency

–50

–40

–30

–20

–10

–20

–15

–10

–5

OUTPUT VOLTAGE (V)

GAIN = 0.80

GAIN = 0.40

GAIN = 0.27

GAIN = 0.20

Figure 18. Input Common-Mode Voltage vs. Output Voltage

for AVCC = +15 V and AVEE = −15 V

–200

–150

–100

–50

–40 –30 –20 –10

102030

405060708090

TEMPERATURE (°C)

GAIN = 0.80

GAIN = 0.40

GAIN = 0.27

GAIN = 0.20

Figure 19. Gain Error vs. Temperature

–3

–2

–1

–40 –30 –20 –10

1020304050

TEMPERATURE (°C)

GAIN = 0.80

GAIN = 0.40

GAIN = 0.27

GAIN = 0.20

Figure 20. Normalized CMRR vs. Temperature

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