PIC18F2331_07 Datasheet, PDF (351/400 Pages) Microchip Technology – 28/40/44-Pin Enhanced Flash Microcontrollers with nanoWatt Technology, High Performance PWM and A/D

PIC18F2331/2431/4331/4431
FIGURE 25-3:
LOW-VOLTAGE DETECT CHARACTERISTICS
VDD
VLVD
(LVDIF set by hardware)
(LVDIF can be
cleared in software)
LVDIF
TABLE 25-2: LOW-VOLTAGE DETECT CHARACTERISTICS
PIC18LF2331/2431/4331/4431
(Industrial)
Standard Operating Conditions (unless otherwise stated)
Operating temperature -40°C ≤ TA ≤ +85°C for industrial
PIC18F2331/2431/4331/4431
(Industrial, Extended)
Standard Operating Conditions (unless otherwise stated)
Operating temperature -40°C ≤ TA ≤ +85°C for industrial
-40°C ≤ TA ≤ +125°C for extended
Param
No.
Symbol
Characteristic
Min Typ† Max Units
Conditions
Date Codes from 0401xxx to 0420xxx, inclusive
D420A VLVD LVD Voltage on VDD Transition High-to-Low Industrial Low Voltage (-40°C to +85°C)
PIC18LF2X31/4X31 LVDL<3:0> = 0000
N/A N/A N/A
V Reserved
LVDL<3:0> = 0001
N/A N/A N/A
V Reserved
LVDL<3:0> = 0010
2.08 2.26 2.44
V
LVDL<3:0> = 0011
2.26 2.45 2.65
V
LVDL<3:0> = 0100
2.35 2.55 2.76
V
LVDL<3:0> = 0101
2.55 2.77 2.99
V
LVDL<3:0> = 0110
2.64 2.87 3.10
V
LVDL<3:0> = 0111
2.82 3.07 3.31
V
LVDL<3:0> = 1000
3.09 3.36 3.63
V
LVDL<3:0> = 1001
3.29 3.57 3.86
V
LVDL<3:0> = 1010
3.38 3.67 3.96
V
LVDL<3:0> = 1011
3.56 3.87 4.18
V
LVDL<3:0> = 1100
3.75 4.07 4.40
V
LVDL<3:0> = 1101
3.93 4.28 4.62
V
LVDL<3:0> = 1110
4.23 4.60 4.96
V
D420B VLVD LVD Voltage on VDD Transition High-to-Low Industrial (-40°C to +85°C)
PIC18F2X31/4X31 LVDL<3:0> = 1011
3.56 3.87 4.18
V
LVDL<3:0> = 1100
3.75 4.07 4.40
V
LVDL<3:0> = 1101
3.93 4.28 4.62
V
LVDL<3:0> = 1110
4.23 4.60 4.96
V
Legend: Shading of rows is to assist in readability of the table.
† Production tested at TAMB = 25°C. Specifications over temperature limits ensured by characterization.
© 2007 Microchip Technology Inc.
Preliminary
DS39616C-page 349