Datasheet

ADS8364
9
SBAS219C
www.ti.com
TYPICAL CHARACTERISTICS (Cont.)
At T
A
= +25°C, AV
DD
= DV
DD
= +5V, BV
DD
= 3V V
REF
= internal +2.5V and f
CLK
= 5MHz, f
SAMPLE
= 250kSPS, unless otherwise noted.
0.0030
0.0025
0.0020
0.0015
0.0010
Positive Gain Match (%FSR)
POSITIVE GAIN MATCH OF ALL CHANNELS
vs TEMPERATURE
–50 –25 0 25 50 75 100
Temperature (°C)
Channel A
Channel B
Channel C
0.0025
0.0020
0.0015
0.0010
0.0005
0.0000
Negative Gain Match (%FSR)
NEGATIVE GAIN MATCH OF ALL CHANNELS
vs TEMPERATURE
–50 –25 0 25 50 75 100
Temperature (°C)
Channel A
Channel B
Channel C
Channel A
Channel B
Channel C
GAIN ERROR OF CHANNELS vs TEMPERATURE
0.065
0.060
0.055
0.050
0.045
0.040
0.035
0.030
Gain Error (%FSR)
–50 –25 0 25 50 75 100
Temperature (°C)
2.49600
2.49400
2.49200
2.49000
2.48800
2.48600
2.48400
2.48200
Reference Voltages (V)
REF
OUT
vs TEMPERATURE
–50 –25 0 25 50 75 100
Temperature (°C)
–80
–90
–95
–100
–105
–110
Signal on Ch B1 (dB)
CHANNEL-TO-CHANNEL ISOLATION
010 20304050
AC Frequency on Ch B0 (kHz)
83.0
82.0
81.0
80.0
79.0
78.0
77.0
76.0
75.0
74.0
I
Q
(mV)
I
Q
vs TEMPERATURE
–50 –25 0 25 50 75 100
Temperature (°C)