AD8538/AD8539
1k
100
10
AD8539
AD8539
= ±2.5V
V
= ±2.5V
V
SY
SY
A
R
= 1
= 10kΩ
V
L
INPUT VOLTAGE
OUTPUT
VOLTAGE
TIME (200µs/DIV)
100
1k
10k
FREQUENCY (Hz)
100k
Figure 52. AD8539 Voltage Noise Density
Figure 54. AD8539 No Phase Reversal
0.8
0.6
0.4
0
AD8539
AD8539
= ±2.5V
V
= 5V
SY
V
SY
–20
–40
–60
A
= 1M
V
0.2
0
–80
–100
–120
–0.2
–0.4
–0.6
–0.8
–140
–160
100
1k
10k
FREQUENCY (Hz)
100k
–5
–4
–3
–2
–1
0
1
2
3
4
5
TIME (1s/DIV)
Figure 55. AD8539 Channel Separation vs. Frequency
Figure 53. AD8539 0.1 Hz to 10 Hz Input Voltage Noise
Rev. A | Page 17 of 24