Datasheet

ADS1210, ADS1211
7
SBAS034B
www.ti.com
TYPICAL PERFORMANCE CURVES
At T
A
= +25°C, AV
DD
= DV
DD =
+5V, f
XIN
= 10MHz, programmable gain amplifier setting of 1, Turbo Mode Rate of one, REF
OUT
disabled, V
BIAS
disabled, and external
2.5V reference, unless otherwise noted.
RMS NOISE vs INPUT VOLTAGE LEVEL
(60Hz Data Rate)
Analog Input Differential Voltage (V)
–5.0 –4.0 –3.0 –2.0 –1.0 0 1.0 2.0 3.0 4.0 5.0
RMS Noise (ppm)
2.5
2.0
1.5
1.0
0.5
24
22
20
18
16
14
12
EFFECTIVE RESOLUTION vs DATA RATE
(2.5MHz Clock)
Data Rate (Hz)
1 10 100 1k
Effective Resolution in Bits (rms)
Turbo 1
Turbo 2
Turbo 4
Turbo 8
Turbo 16
24
22
20
18
16
14
12
EFFECTIVE RESOLUTION vs DATA RATE
(5MHz Clock)
Data Rate (Hz)
10 100 1k
Effective Resolution in Bits (rms)
Turbo 1
Turbo 2
Turbo 4
Turbo 8
Turbo 16
EFFECTIVE RESOLUTION vs DATA RATE
(10MHz Clock)
Data Rate (Hz)
10 100 1k
Effective Resolution in Bits (rms)
Turbo 1
Turbo 2
Turbo 4
Turbo 8
Turbo 16
24
22
20
18
16
14
12
EFFECTIVE RESOLUTION vs DATA RATE
Data Rate (Hz)
10
100 1k
Effective Resolution in Bits (rms)
PGA 1
24
22
20
18
16
14
12
10
PGA 2 PGA 4
PGA 16
PGA 8
24
22
20
18
16
14
12
EFFECTIVE RESOLUTION vs DATA RATE
(1MHz Clock)
Data Rate (Hz)
1 10 100 1k
Effective Resolution in Bits (rms)
Turbo 1
Turbo 2
Turbo 4
Turbo 8
Turbo 16