Datasheet

Data Sheet AD8691/AD8692/AD8694
Rev. F | Page 7 of 16
0.1
1
10
100
1000
10000
0.001 0.01 0.1 1 10 100
OUTPUT VOLTAGE TO SUPPLY RAIL (mV)
LOAD CURRENT (mA)
04991-009
AD8691_92 SOURCE
AD8694 SOURCE
AD8694 SINK
AD8691_92 SINK
V
S
= 5V
Figure 11. Output Voltage to Supply Rail vs. Load Current
0
5
10
15
20
25
30
35
OUTPUT VOLTAGE SWING (mV)
–40 –20 0 20 40 60 80 100 120
TEMPERATURE (°C)
04991-010
V
S
= 5V
AD8691_92 (V
OL
)
AD8694 (V
DD
– V
OH
)
AD8694 (V
OL
)
AD8691_92 (V
DD
– V
OH
)
Figure 12. Output Voltage Swing vs. Temperature (I
L
= 1 mA)
0
50
100
150
200
250
300
350
OUTPUT VOLTAGE SWING (mV)
–40 –20 0 20 40 60 80 100 120
TEMPERATURE (°C)
04991-011
V
S
= 5V
AD8691_92 (V
OL
)
AD8694 (V
DD
– V
OH
)
AD8694 (V
OL
)
AD8691_92 (V
DD
– V
OH
)
Figure 13. Output Voltage Swing vs. Temperature (I
L
= 10 mA)
1k
10k
100k 1M
10M
OPEN-LOOP GAIN (dB)
FREQUENCY (Hz)
04991-012
–40
–20
20
40
60
80
100
0
PHASE (Degrees)
–90
–45
45
90
0
V
S
= ±2.5V, ±1.35V
R
L
= 2kΩ
C
L
= 15pF
Figure 14. Open-Loop Gain and Phase vs. Frequency
1k 10k
100k 1M 10M
CMRR (dB)
FREQUENCY (Hz)
04991-013
0
40
60
80
100
120
20
V
S
= 5V AND 2.7V
Figure 15. CMRR vs. Frequency
PSRR (dB)
FREQUENCY (Hz)
04991-014
0
40
60
80
100
120
20
10 100 1k 10k 100k 1M 10M
V
S
= 5V AND 2.7V
Figure 16. PSRR vs. Frequency