CPC5712
1.5 Recommended Operating Conditions
Parameter
Symbol
VCC
Min.
3.0
Max.
5.5
Units
VCC
V
Input Common Mode Current 1
VREF Loading 2
-
12
μA
| ICM |
RREF
CREF
Resistive
20
-
1000
220
kΩ
pF
Capacitive
OUT+ and OUT- Loading
Capacitive
COUT
IOUT
TA
COUT
-500
-40
300
+500
+85
pF
μA
°C
Current
Operating Temperature
1
Input common-mode current per pin must not exceed limit.
2
Resistive and Capacitive loads on the V
REF
output must remain within these limits.
1.6 Electrical Characteristics
Unless otherwise specified, minimum and maximum
values are guaranteed by production testing.
provided for informational purposes only and are not
part of the manufacturing testing requirements.
Unless otherwise noted, all electrical specifications
Typical values are characteristic of the device at 25°C
and are the result of engineering evaluations. They are
are listed for T =25°C and V = 3V to 5.5V.
A
CC
Parameter
Conditions
Symbol
Min.
Typ.
Max.
Units
DC Characteristics
Supply Voltage
VCC
3
-
5.5
V
VREF and all outputs open,
Pins 14 and 15 = Gnd.
VCC=3V
ICC
Supply Current
1.1
1.5
1.42
1.72
1.9
2.4
mA
VCC=5.5V
AC Characteristics
Differential Input Resistance
RIN
10
-5
-5
-
-
-
-
MΩ
mV
mV
VOUT+
VOUT-
R
DIFF = 806kΩ,
VIN=0V
5
5
Output Offset Voltage
RDIFF = 806kΩ,
From VIN through to the
comparators, Measured at
VOUT+ and VOUT-
Comparator Input Offset Voltage
-
-20
-
20
mV
I
CM=0μA
IIO
Input Offset Current
Reference Voltage
-45
1.4
-
45
nA
V
VCC=3V, VCC=5.5V
IREF=0μA, IREF=-80μA
ICM < 12μA, 0-120 Hz
0 < f < 20kHz
VREF
1.5
1.6
Common-Mode Rejection Ratio
Differential Gain
CMRR
-
55
-
-
dB
-
4.85
5.00
5.15
Polarity Detection Characteristics
Differential signal applied to
IN+ and IN-
VIN
Polarity Detection Threshold Voltage
22
37
54
mV
Digital Output Characteristics
Output Voltage, High
IOH=-5mA
IOL=5mA
VOH
VOL
VCC-0.6
-
-
-
-
V
V
Output Voltage, Low
0.4
4
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