Datasheet

PIC24FJ64GA104 FAMILY
DS39951C-page 276  2010 Microchip Technology Inc.
TABLE 28-11: COMPARATOR SPECIFICATIONS
TABLE 28-12: COMPARATOR VOLTAGE REFERENCE SPECIFICATIONS
TABLE 28-13: INTERNAL VOLTAGE REGULATOR SPECIFICATIONS
Operating Conditions: 2.0V < VDD < 3.6V, -40°C < TA < +85°C (unless otherwise stated)
Param
No.
Symbol Characteristic Min Typ Max Units Comments
D300 V
IOFF Input Offset Voltage* — 20 40 mV
D301 V
ICM Input Common Mode Voltage* 0 — VDD V
D302 CMRR Common Mode Rejection
Ratio*
55 — — dB
300 T
RESP Response Time*
(1)
— 150 400 ns
301 T
MC2OV Comparator Mode Change to
Output Valid
*
—— 10s
* 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: 2.0V < VDD < 3.6V, -40°C < TA < +85°C (unless otherwise stated)
Param
No.
Symbol Characteristic Min Typ Max Units Comments
VRD310 CVRES Resolution VDD/24 — VDD/32 LSb
VRD311 CVRAA Absolute Accuracy — — AVDD – 1.5 LSb
VRD312 CVRUR Unit Resistor Value (R) — 2k — 
VR310 T
SET Settling Time
(1)
—— 10s
Note 1: Settling time measured while CVRR = 1 and CVR<3:0> bits transition from ‘0000’ to ‘1111’.
Operating Conditions: -40°C < T
A < +85°C (unless otherwise stated)
Param
No.
Symbol Characteristics Min Typ Max Units Comments
V
BG Band Gap Reference Voltage 1.14 1.2 1.26 V
T
BG Band Gap Reference Start-up
Time
—1—ms
V
RGOUT Regulator Output Voltage 2.35 2.5 2.75 V
C
EFC External Filter Capacitor Value 4.7 10 — F Series resistance < 3 Ohm
recommended;
< 5 Ohm required.