Datasheet

ADS7823
6
SBAS180B
TYPICAL CHARACTERISTICS
At T
A
= +25°C, +V
DD
= +2.7V, V
REF
= External +2.5V, f
SAMPLE
= 50kHz, unless otherwise noted.
FREQUENCY SPECTRUM
(4096 Point FFT, f
IN
= 1kHz, 0dB)
Frequency (kHz)
010 2520
Amplitude (dB)
0
–40
–80
–120
INTEGRAL LINEARITY ERROR vs CODE (+25°C)
Hex Code
000
H
800
H
FFF
H
ILE (LSBS)
1.00
0.75
0.50
0.25
0
–0.25
–0.50
–0.75
–1.00
DIFFERENTIAL LINEARITY ERROR vs CODE (+25°C)
Hex Code
000
H
800
H
FFF
H
DLE (LSBS)
1.00
0.75
0.50
0.25
0
–0.25
–0.50
–0.75
–1.00
CHANGE IN OFFSET vs TEMPERATURE
Temperature (°C)
–50 –250 255075100
Delta from +25°C (LSB)
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
CHANGE IN GAIN vs TEMPERATURE
Temperature (°C)
–50 –25 0 25 50 75 100
Delta from +25°C (LSB)
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
SUPPLY CURRENT vs TEMPERATURE
Temperature (°C)
–50 –25 0 25 50 75 100
Supply Current (µA)
400
350
300
250
200
150
100