Datasheet

ADS8321
4
SBAS123B
www.ti.com
TYPICAL PERFORMANCE CURVES
At T
A
= +25°C, V
CC
= +5V, V
REF
= +2.5V, f
SAMPLE
= 100kHz, f
CLK
= 24 • f
SAMPLE
, unless otherwise specified.
INTEGRAL LINEARITY ERROR vs CODE (+25°C)
3
2
1
0
–1
–2
–3
–4
–5
–6
Integral Linearity Error (LSB)
0000
H
7FF9
H
C000
H
4000
H
FFFD
H
Hex Code
FREQUENCY SPECTRUM
(8192 Point FFT, f
IN
= 10.03kHz, –0.3dB)
0
–20
–40
–60
–80
–100
–120
–140
–160
–180
Amplitude (dB)
02010 40 5030
Frequency (kHz)
SUPPLY CURRENT vs TEMPERATURE
1400
1200
1000
800
600
400
200
0
Supply Current (µA)
–50 0 50 100
Temperature (°C)
POWER-DOWN SUPPLY CURRENT
vs TEMPERATURE
600
500
400
300
200
100
0
Supply Current (nA)
–50 –25 0 25 50 75 100
Temperature (°C)
5V
QUIESCENT CURRENT vs V
CC
1.20
1.10
1.00
0.90
0.80
0.70
0.60
Quiescent Current (mA)
2.0 2.5 3.0 3.5 4.0 4.5 5.55.0
V
CC
(V)
DIFFERENTIAL LINEARITY ERROR vs CODE (+25°C)
3.0
2.5
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
Differential Linearity Error (LSB)
0000
H
7FFC
H
C000
H
3FFF
H
FFFD
H
Hex Code