Datasheet

TYPICAL CHARACTERISTICS
0-2.0 -1.0 -0.5-1.5 0.5 1.51.0 2.0
DifferentialInputVoltage(V)
INL (LSB)
1.5
1.0
0.5
0
0.5
1.0
1.5
-
-
-
+25 C°
- °40 C
+85 C°
+105 C°
+125 C°
0-2.0 -1.0 -0.5-1.5 0.5 1.51.0 2.0
DifferentialInputVoltage(V)
INL (LSB)
1.5
1.0
0.5
0
0.5
1.0
1.5
-
-
-
+25 C°
- °40 C
+85 C°
+105 C°
+125 C°
0-2.0 -1.0 -0.5-1.5 0.5 1.51.0 2.0
DifferentialInputVoltage(V)
INL (LSB)
INL (%)
0.4
0.3
0.2
0.1
0
0.1
0.2
0.3
0.4
-
-
-
-
0.00061
0.00046
0.00031
0.00015
0
0.00015
0.00031
0.00046
0.00061
-
-
-
-
CLKIN=32MHz
CLKIN=20MHz
20-40 -10 5-25 35 6550 125
Temperature( C)°
INL (LSB)
1.5
1.2
0.9
0.6
0.3
0
1109580
External32MHzClock
External20MHzClock
20-40 -10 5-25 35 6550 125
Temperature( C)°
OffsetVoltage(mV)
-1.20
1.25
1.30
1.35
1.40
1.45
1.50
1.55
1.60
-
-
-
-
-
-
-
-
1109580
External32MHzClock
External20MHzClock
20-40 -10 5-25 35 6550 125
Temperature( C)°
OffsetMatch(mV)
0.45
0.44
0.43
0.42
0.41
0.40
0.39
0.38
0.37
0.36
0.35
1109580
External32MHzClock
External20MHzClock
ADS1204
www.ti.com ........................................................................................................................................... SBAS301C – OCTOBER 2003 – REVISED FEBRUARY 2009
AV
DD
= 5V, BV
DD
= 3V, CH x+ = +0.5V to +4.5V, CH x – = +2.5V, REFIN = external, CLKSEL = 0, and 16-bit Sinc
3
filter, with
OSR = 256, unless otherwise noted.
INTEGRAL NONLINEARITY vs INPUT SIGNAL INTEGRAL NONLINEARITY vs INPUT SIGNAL
(CLKIN = 20MHz) (CLKIN = 32MHz)
Figure 2. Figure 3.
INTEGRAL LINEARITY MATCH OF CHANNELS MAXIMUM INTEGRAL NONLINEARITY
vs INPUT SIGNAL vs TEMPERATURE
Figure 4. Figure 5.
OFFSET vs TEMPERATURE OFFSET MATCH vs TEMPERATURE
Figure 6. Figure 7.
Copyright © 2003 – 2009, Texas Instruments Incorporated Submit Documentation Feedback 9
Product Folder Link(s): ADS1204