Datasheet

ADS1252
6
SBAS127D
www.ti.com
TYPICAL CHARACTERISTICS (Cont.)
At T
A
= +25°C, V
DD
= +5V, CLK = 16MHz, and V
REF
= 4.096V, unless otherwise specified.
110
105
100
95
90
85
80
COMMON-MODE REJECTION RATIO
vs CLK FREQUENCY
CLK Frequency (MHz)
0 5 10 15 20
CMRR (dB)
9.5
9.0
8.5
8.0
7.5
7.0
6.5
6.0
5.5
5.0
CURRENT vs TEMPERATURE
Temperature (°C)
–40 –20 0 20 40 60 80 100
Supply Current (mA)
45
40
35
30
25
20
15
10
5
0
POWER DISSIPATION vs CLOCK FREQUENCY
CLK Frequency (MHz)
0 5 10 15 20
Power Dissipation (mW)
0
–20
–40
–60
–80
–100
–120
–140
–160
–180
TYPICAL FFT ANALYSIS
OF THE 1kHz f
S
INPUT SIGNAL
Imput Signal Frequency (Hz)
0 2000 60004000 8000 10000 12000 14000
Dynamic Range (dB)
100
95
90
85
80
75
70
65
60
POWER-SUPPLY REJECTION RATIO
vs CLK FREQUENCY
CLK Frequency (MHz)
0 5 10 15 20
PSRR (dB)