Datasheet

80
70
60
50
40
30
20
10
0
-40 -15 10 35 60 85
Temperature(°C)
Current(mA)
I ( =low
AVDD
REFEN )
I ( =high)
AVDD
REFEN
R =6 f =
BIAS CLK
0k ,W 20MHz
I +I
DVDD IOVDD
80
70
60
50
40
30
20
10
0
0 5 10 15 20 25
ClockFrequency, f (MHz)
CLK
SupplyCurrent(mA)
I ( =low)
AVDD
REFEN
I ( =high)
AVDD
REFEN
R =
BIAS
60kW
I +I
IOVDD DVDD
70
60
50
40
30
20
10
0 50 100 150 200 250 300
R
BIAS
(kW)
AnalogSupplyCurrent, I
AVDD
(mA)
I (
AVDD
REFEN =low)
I
AVDD
REFEN( =high)
f =
CLK
20MHz
100
95
90
85
80
75
70
-40 -15 10 35 60 85
Temperature(°C)
SNR(dB)
V =
IN
-1dB
V =
IN
-6dB
V =
IN
-10dB
f =10
IN
0kHz
-40 -15 10 35 60 85
Temperature(°C)
THD(dB)
V =
IN
-1dB
V =
IN
-6dB
V =
IN
-10dB
f =100kH
IN
z
-80
-90
-100
-110
-120
-40 -15 10 35 60 85
Temperature(°C)
SFDR(dB)
V =
IN
-6dB
V =
IN
-10dB
V =
IN
-1dB
f =
IN
100kHz
120
110
100
90
80
ADS1601
www.ti.com SBAS322D –DECEMBER 2004–REVISED OCTOBER 2011
TYPICAL CHARACTERISTICS (continued)
All specifications at T
A
= +25°C, AVDD = 5V, DVDD = IOVDD = 3V, f
CLK
= 20MHz, V
REF
= +3V, V
CM
= +2.7V, and
R
BIAS
= 60kΩ, unless otherwise noted.
POWER-SUPPLY CURRENT vs TEMPERATURE SUPPLY CURRENT vs CLOCK FREQUENCY
Figure 27. Figure 28.
ANALOG SUPPLY CURRENT vs R
BIAS
SIGNAL-TO-NOISE RATIO vs TEMPERATURE
Figure 29. Figure 30.
TOTAL HARMONIC DISTORTION vs TEMPERATURE SPURIOUS-FREE DYNAMIC RANGE vs TEMPERATURE
Figure 31. Figure 32.
Copyright © 2004–2011, Texas Instruments Incorporated 13