Data Sheet
AD627
Rev. E | Page 9 of 24
TYPICAL PERFORMANCE CHARACTERISTICS
At 25°C, VS = ±5 V, RL = 20 k, unless otherwise noted.
FREQUENCY (Hz)
100
1
N
OIS
E
(
nV
/
H
z
,R
TI)
90
80
70
60
50
40
30
20
10
0
10
100
1k
10k
100k
GAIN = +1000
GAIN = +5
GAIN = +100
00782-
003
Figure 5. Voltage Noise Spectral Density vs. Frequency
FREQUENCY (Hz)
100
1
CURRE
NT
NO
IS
E
(fA
/
H
z)
90
80
70
60
50
40
20
10
0
10
100
1k
10k
00782-
004
Figure 6. Current Noise Spectral Density vs. Frequency
COMMON-MODE INPUT (V)
–3.2
–2.0
–15
15
–10
INP
UT
BI
AS
CURRE
NT
(
n
A)
–5
0
5
10
–3.0
–2.8
–2.6
–2.4
–2.2
00782-
005
Figure 7. Input Bias Current vs. CMV, VS = ±15 V
TEMPERATURE (°C)
INP
UT
BI
AS
CURRE
NT
(
n
A)
–5.5
–3.5
–1.5
–60
140
–40
–20
0
20
40
60
80
100
120
–5.0
–4.5
–2.5
–2.0
–4.0
–3.0
VS = ±15V
VS = ±5V
VS = +5V
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006
Figure 8. Input Bias Current vs. Temperature
TOTAL POWER SUPPLY VOLTAGE (V)
P
O
W
E
R
S
UP
P
L
Y
CURRE
NT
(
A)
65.5
59.5
0
40
5
10
15
20
25
30
35
64.5
63.5
62.5
61.5
60.5
00782-
007
Figure 9. Supply Current vs. Supply Voltage
OUTPUT CURRENT (mA)
OU
TP
U
T
V
OLTA
GE
S
WIN
G
(
V
)
0
(V+) –1
(V+) –2
(V+) –3
(V–) +2
(V–) +1
V–
5
10
15
20
25
SOURCING
VS = ±15V
SINKING
VS = ±1.5V
VS = ±2.5V
VS = ±5V
VS = ±15V
V+
00782-
008
Figure 10. Output Voltage Swing vs. Output Current