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SBAS344C–AUGUST 2005–REVISED OCTOBER 2006
TYPICAL CHARACTERISTICS (continued)
At TA = 25°C, RBIAS = 19kΩ, AVDD = 5V, DVDD = 3V, fCLK = 60MHz, VREF = 3V, MODE = 00,and VCM = 2.5V (unless
otherwise noted).
SPURIOUS-FREE DYNAMIC RANGE
vs CLK FREQUENCY
SIGNAL-TO-NOISE RATIO
vs TEMPERATURE
110
105
100
95
90
85
80
R
BIAS
= 19 k
V
= −2 dBFs
= −6 dBFs
in
V
in
75
70
R
BIAS
= 25 k
90
V
= −20 dBFs
in
R
BIAS
= 31 k
fin = 100 kHz, −6 dBFs
85
80
65
60
R
= 37 k
BIAS
fin = 100 KHz
−20
5
6
7
8
9
10
11
−40
0
20
40
60
80
CLK Frequency, f
(MHz)
CLK
Temperature (°C)
Figure 16.
Figure 17.
SPURIOUS-FREE DYNAMIC RANGE
vs TEMPERATURE
TOTAL HARMONIC DISTORTION
vs TEMPERATURE
110
105
100
95
−85
−90
V
= −2 dBFs
in
fin = 100 KHz
V
V
= −6 dBFs
in
= −20 dBFs
V
in
= −6 dBFs
in
−95
−100
V = −20 dBFs
in
V
= −2 dBFs
in
90
−105
−110
fin = 100 KHz
−20
85
−40
−40
−20
0
20
40
60
80
0
20
40
60
80
Temperature (°C)
Temperature (°C)
Figure 19.
INL ERROR
Figure 18.
INL ERROR
vs INPUT VOLTAGE
vs INPUT VOLTAGE
2.5
1
2
0.8
1.5
1
0.6
0.4
0.2
0.5
0
0
-0.2
-0.4
-0.6
-0.5
-1
-1.5
-2
-0.8
-1
-2.5
-2.5
-2
-1
0
1
2
2.5
-1
-0.5
0
V - Input Voltage - V
I
0.5
1
V
- Input Voltage - V
I
Figure 20.
Figure 21.
10
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