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C8051F980-C-GM Datasheet, PDF (63/325 Pages) Silicon Laboratories – Ultra Low Power, 8-2 kB Flash, Capacitive Sensing MCU | |||
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C8051F99x-C8051F98x
Table 4.14. Comparator Electrical Characteristics
VDD = 1.8 to 3.6 V, â40 to +85 °C unless otherwise noted.
Parameter
Conditions
Min
Response Time:
CP0+ â CP0â = 100 mV â
Mode 0, VDD = 2.4 V, VCM* = 1.2 V CP0+ â CP0â = â100 mV â
Response Time:
CP0+ â CP0â = 100 mV â
Mode 1, VDD = 2.4 V, VCM* = 1.2 V CP0+ â CP0â = â100 mV â
Response Time:
CP0+ â CP0â = 100 mV â
Mode 2, VDD = 2.4 V, VCM* = 1.2 V CP0+ â CP0â = â100 mV â
Response Time:
CP0+ â CP0â = 100 mV â
Mode 3, VDD = 2.4 V, VCM* = 1.2 V CP0+ â CP0â = â100 mV â
Common-Mode Rejection Ratio
Inverting or Non-Inverting Input
Voltage Range
Input Capacitance
â
â0.25
â
Input Bias Current
â
Input Offset Voltage
â7
Power Supply
Power Supply Rejection
â
VDD = 3.6 V
â
Power-up Time
VDD = 3.0 V
â
VDD = 2.4 V
â
VDD = 1.8 V
â
Mode 0
â
Supply Current at DC
Mode 1
â
Mode 2
â
Mode 3
â
*Note: Vcm is the common-mode voltage on CP0+ and CP0â.
Typ
Max
Units
120
â
ns
110
â
ns
180
â
ns
220
â
ns
350
â
ns
600
â
ns
1240
â
ns
3200
â
ns
1.5
â
mV/V
â VDD + 0.25 V
12
â
pF
1
â
nA
â
+7
mV
0.1
â
mV/V
0.6
â
µs
1.0
â
µs
1.8
â
µs
10
â
µs
23
â
µA
8.8
â
µA
2.6
â
µA
0.4
â
µA
Rev. 1.2
63
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