Data Sheet
AD8330
Rev. F | Page 7 of 32
TYPICAL PERFORMANCE CHARACTERISTICS
VS = 5 V, TA = 25°C, CL = 12 pF, VDBS = 0.75 V, VMODE = high (or O/C) VMAG = O/C (0.5 V), RL = ∞, VOFST = 0, differential operation, unless
otherwise noted.
VDBS (V)
50
0
0.25
0.50
1.00
1.25
1.50
G
AI
N
(
d
B)
40
30
20
10
0
0.75
45
35
25
15
5
HI MODE
LO MODE
03217-
005
Figure 4. Gain vs. VDBS
VMAG (V)
10
5
4
3
1
0
GA
IN
M
U
LTIP
LIC
A
TION
FA
C
TOR
8
6
4
2
0
2
9
7
5
3
1
03217-
006
Figure 5. Linear Gain Multiplication Factor vs. VMAG
VDBS (V)
1.0
0
6
.
1
4
.
1
0
.
1
2
.
0
G
AI
N
E
R
O
R
(
d
B)
0.6
0.2
–0.2
–0.6
–1.0
0.6
0.8
0.4
0
–0.4
–0.8
0.8
1.2
0.4
T = +25°C
T = +85°C
T = –40°C
03217-
007
Figure 6. Gain Linearity Error Normalized at 25°C vs. VDBS,
at Three Temperatures, f = 1 MHz
VDBS (V)
2.0
0
0.2
0.8
1.2
1.6
G
AI
N
E
R
O
R
(
d
B)
1.0
0
–1.0
–2.0
0.4
1.5
0.5
–0.5
–1.5
0.6
1.0
1.4
1MHz
50MHz
NORMALIZED @ VDBS = 0.75V
10MHz
1MHz
100MHz
10MHz, 50MHz
03217-
008
Figure 7. Gain Error vs. VDBS at Various Frequencies
GAIN SCALING (mV/dB)
29.1 29.2 29.3 29.4 29.5 29.6 29.7 29.8 29.9 30.0 30.1 30.2 30.3 30.4 30.5 30.6
%
OF
U
N
ITS
10
0
15
5
20
–30.6 –30.5 –30.4 –30.3 –30.2 –30.1 –30.0 –29.9 –29.8 –29.7 –29.6 –29.5 –29.4 –29.3 –29.2 –29.1 –29.0
10
0
15
5
20
2340 UNITS
MODE = LO
MODE = HI
03217-
009
Figure 8. Gain Slope Histogram
FREQUENCY (Hz)
60
100k
G
AI
N
(
d
B)
–50
–40
–30
–20
–10
0
10
20
30
40
50
VDBS = 1.5V
1.2V
0.9V
0.6V
0.3V
0V
1M
10M
100M
500M
03217-
010
Figure 9. Frequency Response in 10 dB Steps for Various Values of VDBS