Datasheet

AD621
REV. B
–9–
OUTPUT STEP SIZE – Volts
SETTLING TIME – ␮s
20
0
020
15
5
5
10
10
15
TO 0.01%
TO 0.1%
TPC 24. Settling Time vs. Step Size, Gain = 100
TEMPERATURE – ⴗC
INPUT CURRENT – nA
+I
B
–I
B
2.0
–2.0
175
–1.0
–1.5
–75
–0.5
0
0.5
1.0
1.5
1257525–25
–125
TPC 25. Input Bias Current vs. Temperature
10
0%
100
90
100 ␮ V
0PW 0
20 WFM AQR WARNING
0 WFM
VZR 0
2V
TPC 26. Gain Nonlinearity, G = 100, R
L
= 10 k Ω ,
C
L
= 0 pF. Vertical Scale: 100 µ V/Div = 100 ppm/Div
Horizontal Scale: 2 Volts/Div
10
0%
100
90
2V
100 ␮ V
TPC 27. Gain Nonlinearity, G = 10, R
L
= 10 k Ω , Vertical
Scale: 100
µ V/Div = 100 ppm/Div, Horizontal Scale:
2 Volts/Div
+
–
AD621
1k⍀
10T
+V
S
–V
S
G = 10
G = 100
G = 10 G = 100
INPUT
20V p-p
10k⍀
1%
10k⍀
1%
100k⍀
1%
V
OUT
11k⍀
0.1%
1k⍀
0.1%
TPC 28. Settling Time Test Circuit