Datasheet

ADS8364
8
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.
100
95
90
85
80
75
70
65
SNR and SINAD (dB)
1 10 100
125
Frequency (kHz)
SNR
SINAD
SIGNAL-TO-NOISE RATIO AND
SIGNAL-TO-NOISE + DISTORTION vs
INPUT FREQUENCY
SNR
SINAD
1.0
0.8
0.6
0.4
0.2
0.0
–0.2
–0.4
–0.6
–0.8
–1.0
SNR and SINAD (dB)
DELTA OF SIGNAL-TO-NOISE RATIO AND
SIGNAL-TO-NOISE + DISTORTION
vs TEMPERATURE (ALL CH)
–50 –25 0 25 50 75 100
Temperature (°C)
110
100
90
80
70
–110
–100
–90
–80
–70
SFDR (dB)
THD (dB)
1 10 100 125
Frequency (kHz)
SFR
THD
SPURIOUS-FREE DYNAMIC RANGE AND
TOTAL HARMONIC DISTORTION
vs INPUT FREQUENCY (All CH)
THD
SFR
3
2
1
0
–1
–2
–3
3
2
1
0
–1
–2
–3
SFDR (dB)
THD (dB)
DELTA OF SPURIOUS-FREE DYNAMIC RANGE
AND TOTAL HARMOINC DISTORTION
vs TEMPERATURE (ALL CH)
–50 –25 0 25 50 75 100
Temperature (°C)
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0.00
Offset (mV)
OFFSET OF ALL CHANNELS vs TEMPERATURE
–50 –25 0 25 50 75 100
Temperature (°C)
0.40
0.30
0.20
0.10
0.00
Offset Matching (mV)
OFFSET MATCHING BETWEEN CHANNELS
vs TEMPERATURE
–50 –25 0 25 50 75 100
Temperature (°C)
Channel A
Channel B
Channel C