
20. Electrical characteristics
MC97F6108A User’s manual
226
20.12
Analog comparator characteristics
Table 49. Analog Comparator DC Characteristics
(T
A
= -40°C ~ +85°C, VDD= 2.7V ~ 5.5V)
Parameter
Conditions
MIN
TYP MAX
Unit
Operating voltage (VDD)
2.4
5.5
V
Operating current (I
COMP
)
150
200
uA
Power down current
0.1
uA
Input offset voltage
Without calibration
-15
+15
mV
With calibration
Comparator 0
-4
+4
mV
With calibration
Comparator 1~4
-10
+10
mV
Input common mode
voltage range
VSS
VDD-0.2V V
Response time
Hysteresis disable and
Input step with 5mV overdrive
0.5
1
us
Hysteresis
Comparator
hysteresis
enable
20
40
60
mV
20.13
Operational amplifier characteristics
Table 50. Operational Amplifier Characteristics
(T
A
= -40°C ~ +85°C, VDD= 2.7V ~ 5.5V)
Parameter
Conditions
MIN
TYP MAX
Unit
Operating voltage (VDD)
2.8
5.5
V
Power down current
0.1
uA
Input offset voltage
Without calibration
-15
+15
mV
With calibration by 4x5 gain
-4
+4
mV
Common mode voltage range
VSS
VDD-0.2V V
Power supply rejection ratio
60
90
dB
Common mode rejection ratio
Vcm=0~VDD-0.1V
60
90
dB
Slew rate +, Slew rate -
No load
4
5
V/us
Gain band width
CL=100pF
3
MHz
Programmable DC gain
AMP1 : x2.5, x3, x3.53, x4,
x4.62, x5, x6, x8
AMP2 : x1, x1.5, x2, x2.5, x3,
x4, x5, x6