C8051F50x-F51x
Table 5.12. Comparator 0 and Comparator 1 Electrical Characteristics
VIO = 1.8 to 5.125 V, –40 to +125 °C unless otherwise noted.
Parameter
Conditions
Min
—
—
—
—
—
—
—
—
—
-2
Typ
310
340
410
510
480
620
1600
2600
1.7
0
Max
—
—
—
—
—
—
—
—
8.9
2
Units
ns
CPn+ – CPn– = 100 mV
CPn+ – CPn– = –100 mV
CPn+ – CPn– = 100 mV
CPn+ – CPn– = –100 mV
CPn+ – CPn– = 100 mV
CP0+ – CP0– = –100 mV
CPn+ – CPn– = 100 mV
CPn+ – CPn– = –100 mV
Response Time:
*
Mode 0, Vcm = 1.5 V
ns
ns
Response Time:
*
Mode 1, Vcm = 1.5 V
ns
ns
Response Time:
*
Mode 2, Vcm = 1.5 V
ns
ns
Response Time:
*
Mode 3, Vcm = 1.5 V
ns
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
mV/V
mV
mV
mV
mV
mV
mV
mV
mV
V
CPnHYP1–0 = 00
CPnHYP1–0 = 01
CPnHYP1–0 = 10
CPnHYP1–0 = 11
CPnHYN1–0 = 00
CPnHYN1–0 = 01
CPnHYN1–0 = 10
CPnHYN1–0 = 11
2
6
10
20
40
2
5
11
13
-2
21
0
2
6
10
20
40
5
11
13
–0.25
21
Inverting or Non-Inverting Input
Voltage Range
—
V
+ 0.25
IO
Input Capacitance
Input Offset Voltage
—
8
—
pF
–10
—
+10
mV
Power Supply
Power Supply Rejection
Power-Up Time
—
—
—
—
—
—
0.33
3
—
—
20
10
7.5
3
mV/V
µs
Mode 0
Mode 1
Mode 2
Mode 3
6.2
3.8
2.6
0.6
µA
µA
Supply Current at DC
µA
µA
*Note: Vcm is the common-mode voltage on CP0+ and CP0–.
Rev. 1.1
51
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