Table 10.1. Comparator Electrical Characteristics - Silicon Laboratories C8051F12 Series Manual

C8051F120/1/2/3/4/5/6/7 C8051F130/1/2/3

Table 10.1. Comparator Electrical Characteristics

V
= 3.0 V, AV+ = 3.0 V, –40 to +85 °C unless otherwise specified.
DD
Parameter
Response Time:
*
Mode 0, V = 1.5 V
CM
Response Time:
*
Mode 1, V = 1.5 V
CM
Response Time:
*
Mode 2, V = 1.5 V
CM
Response Time:
*
Mode 3, V = 1.5 V
CM
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 Range
Input Capacitance
Input Bias Current
Input Offset Voltage
Power-Up Time
Power Supply Rejection
Supply Current at DC
(each comparator)
*Note: V is the common-mode voltage on CPn+ and CPn-.
CM
126
Conditions
CPn+ – CPn- = 100 mV
CPn+ – CPn– = –100 mV
CPn+ – CPn– = 100 mV
CPn+ – CPn– = –100 mV
CPn+ – CPn– = 100 mV
CPn+ – CPn– = –100 mV
CPn+ – CPn– = 100 mV
CPn+ – CPn– = –100 mV
CPnHYP1-0 = 00
CPnHYP1-0 = 01
CPnHYP1-0 = 10
CPnHYP1-0 = 11
CPnHYN1-0 = 00
CPnHYN1-0 = 01
CPnHYN1-0 = 10
CPnHYN1-0 = 11
Power Supply
CPnEN from 0 to 1
Mode 0
Mode 1
Mode 2
Mode 3
Rev. 1.4
Min Typ Max
— 100 —
— 250 —
— 175 —
— 500 —
— 320 —
— 1100 —
— 1050 —
— 5200 —
— 1.5 4
— 0 1
2 4.5 7
4 9 13
10 17 25
— 0 1
2 4.5 7
4 9 13
10 17 25
(AV+)
–0.25 —
+ 0.25
— 7 —
–5 0.001 +5
–10 — +10
— 20 —
— 0.1 1
— 7.6 —
— 3.2 —
— 1.3 —
— 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
µs
mV/V
µA
µA
µA
µA