SPECIFICATIONS
All specifications T
MIN
to T
MAX
, AV
DD
= DV
DD
= +5V, f
XIN
= 1MHz, programmable gain amplifier setting of 1, Turbo Mode Rate of 1, REF
OUT
disabled, V
BIAS
disabled,
and external 2.5V reference, unless otherwise specified.
ADS1212U, P/ADS1213U, P, E
PARAMETER
ANALOG INPUT
Input Voltage Range
(1)
Input Impedance
Programmable Gain Amplifier
Input Capacitance
Input Leakage Current
SYSTEMS PERFORMANCE
No Missing Codes
With V
BIAS(2)
G = Gain, TMR = Turbo Mode Rate
User Programmable: 1, 2, 4, 8, or 16
At +25°C
T
MIN
to T
MAX
f
DATA
= 10Hz
f
DATA
= 60Hz
f
DATA
= 100Hz, TMR of 4
f
DATA
= 250Hz, TMR of 8
f
DATA
= 500Hz, TMR of 16
f
DATA
= 1000Hz, TMR of 16
f
DATA
= 60Hz
f
DATA
= 1000Hz, TMR of 16
22
19
21
20
20
18
±0.0015
±0.0015
0.01
See Note 5
1
See Note 5
4
100
CONDITIONS
MIN
TYP
MAX
UNITS
0
–10
20/(G • TMR)
(3)
1
5
5
+5
+10
16
50
1
V
V
MΩ
pF
pA
nA
Bits
Bits
Bits
Bits
Bits
Bits
%FSR
%FSR
%FSR
ppm/°C
ppm/°C
dB
dB
dB
dB
dB
dB
Integral Linearity
Integral Linearity (Single-Ended)
Unipolar Offset Error
(4)
Unipolar Offset Drift
(6)
Gain Error
(4)
Gain Error Drift
(6)
Common-Mode Rejection
(9)
Normal-Mode Rejection
Output Noise
Power Supply Rejection
VOLTAGE REFERENCE
Internal Reference (REF
OUT
)
Drift
Noise
Load Current
Output Impedance
External Reference (REF
IN
)
Load Current
V
BIAS
Output
Drift
Load Current
DIGITAL INPUT/OUTPUT
Logic Family
Logic Level: (all except X
IN
)
V
IH
V
IL
V
OH
V
OL
X
IN
Input Levels: V
IH
V
IL
X
IN
Frequency Range (f
XIN
)
Output Data Rate (f
DATA
)
At DC, T
MIN
to T
MAX
50Hz, f
DATA
= 50Hz
(7)
60Hz, f
DATA
= 60Hz
(7)
50Hz, f
DATA
= 50Hz
(7)
60Hz, f
DATA
= 60Hz
(7)
DC, 50Hz, and 60Hz
90
160
160
100
100
60
2.4
See Typical Performance Curves
2.5
25
50
2
2.6
Source or Sink
2.0
Using Internal Reference
Source or Sink
TTL Compatible CMOS
I
IH
= +5µA
I
IL
= +5µA
= 2 TTL Loads
= 2 TTL Loads
2.0
–0.3
2.4
3.5
–0.3
0.5
0.96
0.48
2.4
Two’s Complement
or Offset Binary
0.7 • (2 • REF
IN
)/G
3.15
3.3
50
1
3.0
2.5
3.45
10mA
V
ppm/°C
µVp-p
mA
Ω
V
µA
V
ppm/°C
DV
DD
+0.3
0.8
0.4
DV
DD
+0.3
0.8
2.5
6,250
3,125
15,625
I
OH
I
OL
Data Format
SYSTEM CALIBRATION
Offset and Full-Scale Limits
V
FS
– | V
OS
|
User Programmable and TMR = 1 to 16
f
XIN
= 500kHz
f
XIN
= 2.5MHz
User Programmable
V
V
V
V
V
V
MHz
Hz
Hz
Hz
V
FS
= Full-Scale Differential Voltage
(8)
V
OS
= Offset Differential Voltage
(8)
1.3 • (2 • REF
IN
)/G
2
ADS1212, 1213
SBAS064A
BURR-BROWN [ BURR-BROWN CORPORATION ]
