PIC18FXX20 Datasheet, PDF (319/366 Pages) Microchip Technology – 64/80-Pin High Performance 1 Mbit Enhanced FLASH Microcontrollers with A/D

PIC18FXX20
TABLE 26-1: COMPARATOR 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
300
300A
TRESP _{Response Time}⁽¹⁾
—
150
400
ns PIC18FXX20
600
ns PIC18LFXX20
301
TMC2OV Comparator Mode Change to
—
—
10
µs
Output Valid
Note 1: Response time measured with one comparator input at (VDD – 1.5)/2, while the other input transitions from
VSS to VDD.
TABLE 26-2: 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
D310
VRES
Resolution
VDD/24 — VDD/32 LSb
D311
VRAA
Absolute Accuracy
—
—
1/4
LSb Low Range (VRR = 1)
—
—
1/2
LSb High Range (VRR = 0)
D312
VRUR
Unit Resistor Value (R)
—
2k
—
Ω
310
TSET
Settling Time⁽¹⁾
—
—
10
µs
Note 1: Settling time measured while VRR = 1 and VR<3:0> transitions from 0000 to 1111.
 2003 Microchip Technology Inc.
Advance Information
DS39609A-page 317