Datasheet

ADS8343
9
SBAS183C
www.ti.com
TYPICAL CHARACTERISTICS: +2.7V (Cont.)
At T
A
= +25°C, +V
CC
= +2.7V, V
REF
= +1.25V, f
SAMPLE
= 100kHz, and f
CLK
= 24 • f
SAMPLE
= 2.4MHz, unless otherwise noted.
WORST-CASE CHANNEL-TO-CHANNEL
BPZ MATCH vs TEMPERATURE
–50 –25 0 25 50 75 100
Temperature (°C)
BPZ Match (LSBs)
1.5
1.0
0.5
0
CHANGE IN GAIN vs TEMPERATURE
–50 –25 0 25 50 75 100
Temperature (°C)
Delta from 25°C (LSBs)
0.5
0
–0.5
–1.0
+V
SS
(V)
1.4
1.3
1.2
1.1
1.0
SUPPLY CURRENT vs +V
SS
3.5 5.02.5 3.0 4.0 4.5
Supply Current (mA)
f
SAMPLE
= 100kHz
Temperature (°C)
140
120
100
80
60
40
20
0
POWER-DOWN SUPPLY CURRENT
vs TEMPERATURE
–50 –25 0 25 50 75 100
Supply Current (mA)
External Clock Disabled
COMMON-MODE REJECTION vs FREQUENCY
1 10 1000.1
Frequency (kHz)
CMRR (dB)
80
70
60
50
40
V
CM
= 1Vp-p Sinewave
Centered Around V
REF
WORST-CASE CHANNEL-TO-CHANNEL
GAIN MATCH vs TEMPERATURE
–50 –25 0 25 50 75 100
Temperature (°C)
Gain Match (LSBs)
0.16
0.15
0.14
0.13
0.12