Datasheet

PIC18FXX8
DS41159E-page 340 © 2006 Microchip Technology Inc.
TABLE 27-3: COMPARATOR SPECIFICATIONS
TABLE 27-4: VOLTAGE REFERENCE SPECIFICATIONS
Operating Conditions: VDD range as described in Section 27.1 “DC Characteristics”, -40°C < TA < +125°C
Param
No.
Sym Characteristics Min Typ Max Units Comments
D300 V
IOFF Input Offset Voltage — ±5.0 ±10 mV
D301 VICM Input Common Mode Voltage 0 — VDD – 1.5 V
D302 CMRR CMRR +55* — — db
D300 T
RESP Response Time
(1)
— 300*
350*
400*
600*
ns
ns
PIC18FXX8
PIC18LFXX8
D301 T
MC2OV Comparator Mode Change to
Output Valid
—— 10* μs
* These parameters are characterized but not tested.
Note 1: Response time measured with one comparator input at (V
DD – 1.5)/2 while the other input transitions from
V
SS to VDD.
Operating Conditions: V
DD range as described in Section 27.1 “DC Characteristics”, -40°C < TA < +125°C
Param No. Sym Characteristics Min Typ Max Units Comments
D310 V
RES Resolution VDD/24 — VDD/32 LSB
D311 VRAA Absolute Accuracy — — 0.5 LSB
D312 V
RUR Unit Resistor Value (R) — 2K* — Ω
D310 TSET Settling Time
(1)
—— 10* μs
* These parameters are characterized but not tested.
Note 1: Settling time measured while CVRR = 1 and CVR<3:0> transitions from 0000 to 1111.