Datasheet

-40 -20 0 20 40 60 80 100
Temperature(°C)
Power
-DownSupplyCurrent(nA)
1000
800
600
400
200
0
SNSVDD=1.6V
SNSVDD=3.6V
SNSVDD=3.0V
SNSVDD=I/OVDD=V
REF
1.2 1.6 2.0 2.4 2.8 3.2 3.6
SNSVDD(V)
P
ower
-DownSupplyCurrent(nA)
60
45
30
15
0
SNSVDD=I/OVDD=V
REF
T =+25 C°
A
-40 -20 0 20 40 60 80 100
Temperature( C)°
30
25
20
15
10
5
I/OVDDSupplyCurrent( A)m
I/OVDD=SNSVDD=V
REF
I/OVDD=1.6V,f =5.5MHz
SCLK
I/OVDD=1.2V,f =5.5MHz
SCLK
I/OVDD=1.6V,f =10MHz
SCLK
1.2 1.6 2.0 2.4 2.8 3.2 3.6
I/OVDD(V)
90
80
70
60
50
40
30
20
10
0
I/OVDDSupplyCurrent( A)
m
I/OVDD=SNSVDD=V
REF
T =25 C
A
°
f =2MHz,f =10MHz
ADC SCLK
f =2MHz,f =5.5MHz
ADC SCLK
f =1MHz,f =10MHz
ADC SCLK
f =1MHz,f =5.5MHz
ADC SCLK
-40 -20 0 20 40 60 80 100
Temperature(°C)
4
3
2
1
0
ReferenceInputCurrent( A)m
SNSVDD=I/OVDD=V
REF
SNSVDD=1.2V
SNSVDD=1.6V
1.2 1.6 2.0 2.4 2.8 3.2 3.6
SNSVDD(V)
8
7
6
5
4
3
2
1
ReferenceInputCurrent( A)m
SNSVDD=I/OVDD=V
REF
TSC2006
SBAS415C – JUNE 2007 – REVISED MARCH 2009 ......................................................................................................................................................... www.ti.com
TYPICAL CHARACTERISTICS (continued)
At T
A
= – 40 ° C to +85 ° C, SNSVDD = V
REF
= +1.2V to +3.6V, I/OVDD = +1.2V to +3.6V, f
ADC
= f
OSC
/2, f
SCLK
= 10MHz,
12-bit mode, and non-continuous AUX measurement, unless otherwise noted.
POWER-DOWN SUPPLY CURRENT POWER-DOWN SUPPLY CURRENT
vs TEMPERATURE vs SNSVDD SUPPLY VOLTAGE
Figure 7. Figure 8.
I/OVDD SUPPLY CURRENT I/OVDD SUPPLY CURRENT
vs TEMPERATURE vs I/OVDD SUPPLY VOLTAGE
Figure 9. Figure 10.
REFERENCE INPUT CURRENT REFERENCE INPUT CURRENT
vs TEMPERATURE vs SNSVDD SUPPLY VOLTAGE
Figure 11. Figure 12.
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