C8051F040 View Datasheet(PDF) - Silicon Laboratories
Part Name
Description
MFG CO.
'C8051F040' PDF : 328 Pages View PDF
C8051F040/1/2/3/4/5/6/7
Table 11.1. Comparator Electrical Characteristics
VDD = 3.0 V, –40 to +85 °C unless otherwise specified.
Parameter
Conditions
Min Typ
Max
Response Time,
Mode 0
CPn+ – CPn– = 100 mV
CPn+ – CPn– = 10 mV
—
100
—
—
250
—
Response Time,
Mode 1
CPn+ – CPn– = 100 mV
CPn+ – CPn– = 10 mV
—
175
—
—
500
—
Response Time,
Mode 2
CPn+ – CPn– = 100 mV
CPn+ – CPn– = 10 mV
—
320
—
—
1100
—
Response Time,
Mode 3
CPn+ – CPn– = 100 mV
CPn+ – CPn– = 10 mV
—
1050
—
—
5200
—
Common-Mode Rejection
Ratio
—
1.5
4
Positive Hysteresis 1
CPnHYP1-0 = 00
—
0
1
Positive Hysteresis 2
CPnHYP1-0 = 01
2
4.5
7
Positive Hysteresis 3
CPnHYP1-0 = 10
4
9
13
Positive Hysteresis 4
CPnHYP1-0 = 11
10
17
25
Negative Hysteresis 1
CPnHYN1-0 = 00
0
1
Negative Hysteresis 2
CPnHYN1-0 = 01
2
4.5
7
Negative Hysteresis 3
CPnHYN1-0 = 10
4
9
13
Negative Hysteresis 4
CPnHYN1-0 = 11
10
17
25
Inverting or Non-Inverting
Input Voltage Range
–0.25
VDD + 0.25
Input Capacitance
—
7
—
Input Bias Current
–5 0.001
+5
Input Offset Voltage
–5
+5
Power Supply
Power Supply Rejection
—
0.1
1
Power-up Time
—
10
—
Mode 0
—
7.6
—
Supply Current at DC
Mode 1
Mode 2
—
3.2
—
—
1.3
—
Mode 3
—
0.4
—
Units
ns
ns
ns
ns
ns
ns
ns
ns
mV/V
mV
mV
mV
mV
mV
mV
mV
mV
V
pF
nA
mV
mV/V
µs
µA
µA
µA
µA
126
Rev. 1.5
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