Datasheet

 2011 Microchip Technology Inc. DS39931D-page 507
PIC18F46J50 FAMILY
FIGURE 30-3: HIGH/LOW-VOLTAGE DETECT CHARACTERISTICS
TABLE 30-8: HIGH/LOW-VOLTAGE DETECT CHARACTERISTICS
Standard Operating Conditions (unless otherwise stated)
Operating temperature -40°C  T
A  +85°C for industrial
Param
No.
Symbol Characteristic Min Typ Max Units Conditions
D420 HLVD Voltage on V
DD
Transition High-to-Low
HLVDL<3:0> = 1000 2.33 2.45 2.57 V
HLVDL<3:0> = 1001 2.47 2.60 2.73 V
HLVDL<3:0> = 1010 2.66 2.80 2.94 V
HLVDL<3:0> = 1011 2.76 2.90 3.05 V
HLVDL<3:0> = 1100 2.85 3.00 3.15 V
HLVDL<3:0> = 1101 2.97 3.13 3.29 V
HLVDL<3:0> = 1110 3.23 3.40 3.57 V
D421 T
IRVST Time for Internal Reference Voltage to
become Stable
—20—s
D422 T
LVD High/Low-Voltage Detect Pulse Width 200 — — s
VHLVD
HLVDIF
V
DD
(HLVDIF set by hardware)
(HLVDIF can be
cleared in software)
VHLVD
For VDIRMAG = 1:
For VDIRMAG = 0:
V
DD