PIC18F258 Datasheet, PDF (334/384 Pages) Microchip Technology – High Performance, 28/40-Pin Enhanced FLASH Microcontrollers with CAN

PIC18FXX8
FIGURE 27-3:
LOW VOLTAGE DETECT CHARACTERISTICS
VDD
VLVD
(LVDIF set by hardware)
(LVDIF can be
cleared in software)
37
LVDIF
TABLE 27-1: LOW VOLTAGE DETECT CHARACTERISTICS
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 Max Units Conditions
D420 VLVD LVD Voltage
LVDL<3:0> = 0000
—
—
V
LVDL<3:0> = 0001 2.0 2.12
V
LVDL<3:0> = 0010 2.2 2.33
V
LVDL<3:0> = 0011 2.4 2.54
V
LVDL<3:0> = 0100 2.5 2.66
V
LVDL<3:0> = 0101 2.7 2.86
V
LVDL<3:0> = 0110 2.8 2.98
V
LVDL<3:0> = 0111
3.0
3.2
V
LVDL<3:0> = 1000 3.3 3.52
V
LVDL<3:0> = 1001 3.5 3.72
V
LVDL<3:0> = 1010 3.6 3.84
V
LVDL<3:0> = 1011 3.8 4.04
V
LVDL<3:0> = 1100 4.0 4.26
V
LVDL<3:0> = 1101 4.2 4.46
V
LVDL<3:0> = 1110 4.5 4.78
V
D423 VBGAP Bandgap Reference Voltage Value
1.17 1.23
V
Note 1: This is not a valid setting since the minimum supply voltage is 2.0V.
(Note 1)
DS41159B-page 332
Preliminary
 2002 Microchip Technology Inc.