Datasheet

www.ti.com
-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)°
25
20
15
10
5
0
I/OVDDSupplyCurrent( A)m
I/OVDD=SNSVDD=V
REF
I/OVDD=1.6V
I/OVDD=1.2V
1.2 1.6 2.0 2.4 2.8 3.2 3.6
I/OVDD(V)
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
ADC
f =1MHz
ADC
-40 -20 0 20 40 60 80 100
Temperature(°C)
2.0
1.5
1.0
0.5
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)
4.0
3.0
2.0
1.0
0
ReferenceInputCurrent( A)m
SNSVDD=I/OVDD=V
REF
TSC2004
SBAS408E – JUNE 2007 – REVISED MARCH 2008
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,
High-Speed mode (f
SCL
= 3.4MHz), 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 8. Figure 9.
I/OVDD SUPPLY CURRENT I/OVDD SUPPLY CURRENT
vs TEMPERATURE vs I/OVDD SUPPLY VOLTAGE
Figure 10. Figure 11.
REFERENCE INPUT CURRENT REFERENCE INPUT CURRENT
vs TEMPERATURE vs SNSVDD SUPPLY VOLTAGE
Figure 12. Figure 13.
10 Submit Documentation Feedback Copyright © 2007 – 2008, Texas Instruments Incorporated
Product Folder Link(s): TSC2004