TYPICAL CHARACTERISTICS
OUTPUT OP AMP IS OPA602.
T
A
= +25°C, V
DD
= +5V.
OUTPUT LEAKAGE CURRENT
vs TEMPERATURE
1µ
THD + NOISE vs FREQUENCY
–60
–65
THD + Noise (dB)
Output Leakage Current (A)
100n
10n
1n
100p
10p
–70
–75
–80
–85
–90
–95
1Vrms
3Vrms
6Vrms
1p
–75
–50
–25
0
+25
+50
+75
+100 +125
Temperature (°C)
–100
10
100
1k
Frequency (Hz)
10k
100k
CHANNEL-TO-CHANNEL ISOLATION
vs FREQUENCY
–20
–30
–40
0
–10
–20
FEEDTHROUGH vs FREQUENCY
Crosstalk (dB)
–50
–60
–70
–80
–90
–100
–110
–120
1k
10k
100k
Frequency (Hz)
1M
10M
Feedthrough (dB)
–30
–40
–50
–60
–70
–80
–90
–100
1k
10k
100k
Frequency (Hz)
1M
10M
FREQUENCY RESPONSE
+30
+20
+10
C
F
= 0pF
C
F
= 5pF
PSRR vs FREQUENCY
70
60
50
DAC Loaded w/0s
PSRR (dB)
Gain (dB)
0
–10
C
F
= 10pF
–20
–30
–40
–50
1k
10k
100k
Frequency (Hz)
1M
10M
40
30
20
10
DAC Loaded w/1s
0
–10
1k
10k
100k
Frequency (Hz)
1M
DAC7800, 7801, 7802
SBAS005A
www.ti.com
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