ADCMP391 Data Sheet
TYPICAL PERFORMANCE CHARACTERISTICS
Figure 3. Input Offset Voltage (V
OS
) vs. Common-Mode Voltage (V
CM
),
V
CC
= 3.3 V
Figure 4. Input Offset Voltage (V
OS
) vs. Temperature
for Various Supply Voltages (V
CC
), V
CM
= 1 V
Figure 5. Supply Current vs. Supply Voltage (V
CC
) at Output Low Voltage
for Various Temperatures
Figure 6. Input Offset Voltage (V
OS
) vs. Supply Voltage (V
CC
), V
CM
= 1 V
for Various Temperatures
Figure 7. Output Voltage (V
OUT
) vs. Supply Voltage (V
CC
), R
PULLUP
= 10 kΩ
Figure 8. Supply Current vs. Supply Voltage (V
CC
) at Output High Voltage
for Various Temperatures
2.5
–2.5
–2.0
–1.5
–1.0
–0.5
0
0.5
1.0
1.5
2.0
–0.5 3.53.02.52.01.51.00.50
INPUT OFFSET VOLTAGE (mV)
COMMON-MODE VOLTAGE (V)
SAMPLE 1
SAMPLE 2
SAMPLE 3
12206-003
2.5
–2.5
–2.0
–1.5
–1.0
–0.5
0
0.5
1.0
1.5
2.0
–40 –25 –10 5 20 35 50 65 80 95 110 125
INPUT OFFSET VOLTAGE (mV)
TEMPERATURE (°C)
V
CC
= 2.3V
V
CC
= 3.3V
V
CC
= 5.5V
12206-004
23
15
16
17
18
19
20
21
22
2.0 5.55.04.54.03.53.02.5
SUPPLY CURRENT (µA)
SUPPLY VOLTAGE (V)
T
A
= +25°C
T
A
= +85°C
T
A
= +125°C
T
A
= –40°C
12206-005
2.5
–2.5
–2.0
–1.5
–1.0
–0.5
0
0.5
1.0
1.5
2.0
2.3 5.55.14.74.33.93.53.12.7
INPUT OFFSET VOLTAGE (mV)
SUPPLY VOLTAGE (V)
T
A
= +25°C
T
A
= +85°C
T
A
= +125°C
T
A
= –40°C
12206-006
2.4
2.2
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2
OUTPUT VOLTAGE (V)
SUPPLY VOLTAGE (V)
IN+ = IN– + 10mV
V
CM
= IN– = 1V
12206-007
24
15
16
17
18
19
20
21
22
23
2.0 5.55.04.54.03.53.02.5
SUPPLY CURRENT (µA)
SUPPLY VOLTAGE (V)
T
A
= +25°C
T
A
= +85°C
T
A
= +125°C
T
A
= –40°C
12206-008
Rev. 0 | Page 6 of 15
