AD8230

Rev. 0 | Page 7 of 16

–40

–30

–20

–10

0

10

20

30

40

–0.5

0

–1.5

–1.0

0.5

1.0

1.5

Figure 10. Offset Voltage (RTI) vs. Reference Voltage

FREQUENCY (Hz)

60

70

80

90

100

110

120

130

10

100

1k

10k

CMR WITH NO SOURCE IMBALANCE

CMR WITH 1k SOURCE IMBALANCE

40

50

Figure 11. Common-Mode Rejection vs. Frequency

SOURCE IMPEDANCE (k

Ω)

110

112

114

116

118

120

122

124

126

128

130

46

02

8

10

12

±5V SUPPLY

±8V SUPPLY

Figure 12. Common-Mode Rejection vs.

Source Impedance, 1.1 µF Across Input Pins

TEMPERATURE (

°C)

5.4k

5.6k

5.8k

6.0k

6.2k

6.4k

6.6k

6.8k

–50

–30

–10

10

30

50

70

90

110

130

±8V

±5V

Figure 13. Clock Frequency vs. Temperature

COMMON-MODE VOLTAGE (V)

–1.0

–0.8

–0.6

–0.4

–0.2

0

0.2

0.4

0.6

0.8

1.0

–2

0

–6

–4

246

–40

°C

+25

°C

+85

°C

0

°C

+125

°C

Figure 14. Average Input Bias Current vs. Common-Mode Voltage

−40°C, +25°C, +85°C, +125°C

TEMPERATURE (

°C)

2.5

2.6

2.7

2.8

2.9

3.0

3.1

3.2

3.3

3.4

3.5

0

–50

50

100

150

±8V

±5V

Figure 15. Supply Current vs. Temperature