C8051F521A-IM View Datasheet(PDF) - Silicon Laboratories
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Description
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C8051F521A-IM Datasheet PDF : 221 Pages
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C8051F52x/F53x
Table 2.7. Comparator Electrical Characteristics
VREGIN = 2.7–5.25 V, –40 to +125 °C unless otherwise noted.
All specifications apply to both Comparator0 and Comparator1 unless otherwise noted.
Parameter
Conditions
Response Time:
Mode 0, Vcm1 = 1.5 V
Response Time:
Mode 1, Vcm1 = 1.5 V
Response Time:
Mode 2, Vcm1 = 1.5 V
Response Time:
Mode 3, Vcm1 = 1.5 V
Common-Mode Rejection
Ratio
Positive Hysteresis 1
Positive Hysteresis 2
Positive Hysteresis 3
Positive Hysteresis 4
Negative Hysteresis 1
Negative Hysteresis 2
Negative Hysteresis 3
Negative Hysteresis 4
Inverting or Non-Inverting
Input Voltage Range2
Input Capacitance2
Input Bias Current
Input Offset Voltage
Input Impedance
CP0+ – CP0– = 100 mV
CP0+ – CP0– = –100 mV
CP0+ – CP0– = 100 mV
CP0+ – CP0– = –100 mV
CP0+ – CP0– = 100 mV
CP0+ – CP0– = –100 mV
CP0+ – CP0– = 100 mV
CP0+ – CP0– = –100 mV
CP0HYP1-0 = 00
CP0HYP1-0 = 01
CP0HYP1-0 = 10
CP0HYP1-0 = 11
CP0HYN1-0 = 00
CP0HYN1-0 = 01
CP0HYN1-0 = 10
CP0HYN1-0 = 11
Power Supply
Power Supply Rejection2
Power-up Time
Supply Current at DC
Mode 0
Mode 1
Mode 2
Mode 3
Notes:
1. Vcm is the common-mode voltage on CP0+ and CP0–.
2. Guaranteed by design and/or characterization.
Min Typ
— 780
— 980
— 850
— 1120
— 870
— 1310
— 1980
— 4770
Max
—
—
—
—
—
—
—
—
Units
ns
ns
ns
ns
ns
ns
ns
ns
—
3
9
mV/V
—
0.7
2
mV
2
5
10
mV
5
10
20
mV
13
20
40
mV
—
0.7
2
mV
2
5
10
mV
5
10
20
mV
13
20
40
mV
–0.25
—
—
–15
—
— VDD + 0.25 V
4
—
pF
0.5
—
nA
—
15
mV
1.5
—
k
—
0.2
—
2.3
—
6
—
3
—
2
—
0.3
4
mV/V
—
µs
30
µA
15
µA
7.5
µA
3.8
µA
Rev. 1.4
31
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