
PIC18F1230/1330
DS39758D-page 282
2009 Microchip Technology Inc.
TABLE 23-2:
COMPARATOR SPECIFICATIONS
TABLE 23-3:
VOLTAGE REFERENCE SPECIFICATIONS
Operating Conditions:
3.0V < VDD < 5.5V, -40°C < TA < +125°C (unless otherwise stated).
Param
No.
Sym
Characteristics
Min
Typ
Max
Units
Comments
D300
VIOFF
Input Offset Voltage
—
±5.0
±10
mV
D301
VICM
Input Common Mode Voltage
0
—
VDD – 1.5
V
D302
CMRR
Common Mode Rejection Ratio
55
—
dB
D303
TRESP
Response Time(1)
—
150
400
ns
PIC18FXXXX
D303A
—
150
600
ns
PIC18LFXXXX,
VDD = 2.0V
D304
TMC2OV
Comparator Mode Change to
Output Valid
——
10
s
Note 1:
Response time measured with one comparator input at (VDD – 1.5)/2, while the other input transitions
from VSS to VDD.
Operating Conditions:
3.0V < VDD < 5.5V, -40°C < TA < +125°C (unless otherwise stated).
Param
No.
Sym
Characteristics
Min
Typ
Max
Units
Comments
D310
VRES
Resolution
VDD/24
—
VDD/32
LSb
D311
VRAA
Absolute Accuracy
—
1/2
LSb
D312
VRUR
Unit Resistor Value (R)
—
2k
—
D310
TSET
Settling Time(1)
—
10
s
Note 1:
Settling time measured while CVRR = 1 and CVR3:CVR0 transitions from ‘0000’ to ‘1111’.