Datasheet

20-40 -10 5-25 35 6550 125
Temperature( C)°
ReferenceV
oltage(V)
2.530
2.528
2.526
2.524
2.522
2.520
2.518
2.516
2.514
2.512
2.510
1109580
4.5 4.6 4.7 4.8 4.9 5.0 5.1 5.2 5.3 5.4 5.5
PowerSupply(V)
Offset(mV)
-1.2
-
-
-
-
-
1.3
1.4
1.5
1.6
1.7
CLKIN=20MHz
CLKIN=32MHz
20-40 -10 5-25 35 6550 125
Temperature( C)°
GainError(%)
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
1109580
External32MHzClock
External20MHzClock
20-40 -10 5-25 35 6550 125
Temperature( C)°
GainMatch(%)
0.24
0.23
0.22
0.21
0.20
0.19
0.18
0.17
0.16
0.15
1109580
External32MHzClock
External20MHzClock
20-40 -10 5-25 35 6550 125
Temperature( C)°
Signal-to-NoiseRatio(dB)
89.5
89.4
89.3
89.2
89.1
89.0
88.9
88.8
88.7
88.6
88.5
1109580
CLKIN=20MHz
CLKIN=32MHz
4V
5kHz
PP
20-40 -10 5-25 35 6550 125
Temperature( C)°
Signal-to-Noise+Distortion(dB)
89.2
89.0
88.8
88.6
88.4
88.2
88.0
87.8
87.6
1109580
CLKIN=20MHz
CLKIN=32MHz
4V
5kHz
PP
ADS1204
SBAS301C – OCTOBER 2003 – REVISED FEBRUARY 2009 ........................................................................................................................................... www.ti.com
TYPICAL CHARACTERISTICS (continued)
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.
OFFSET vs POWER SUPPLY INTERNAL REFERENCE vs TEMPERATURE
Figure 8. Figure 9.
GAIN ERROR vs TEMPERATURE GAIN MATCH vs TEMPERATURE
Figure 10. Figure 11.
SNR vs TEMPERATURE SINAD vs TEMPERATURE
Figure 12. Figure 13.
10 Submit Documentation Feedback Copyright © 2003 – 2009, Texas Instruments Incorporated
Product Folder Link(s): ADS1204