Datasheet

© 2006 Microchip Technology Inc. DS39564C-page 267
PIC18FXX2
FIGURE 22-3: LOW VOLTAGE DETECT CHARACTERISTICS
TABLE 22-1: LOW VOLTAGE DETECT CHARACTERISTICS
VLVD
LVDIF
VDD
(LVDIF set by hardware)
(LVDIF can be
cleared in software)
37
Standard Operating Conditions (unless otherwise stated)
Operating temperature -40°C ≤ T
A ≤ +85°C for industrial
-40°C ≤ T
A ≤ +125°C for extended
Param
No.
Symbol Characteristic Min Typ Max Units Conditions
D420 V
LVD LVD Voltage on VDD
transition high to
low
LVV = 0001 1.98 2.06 2.14 V T ≥ 25°C
LVV = 0010
2.18 2.27 2.36 V
T ≥ 25°C
LVV = 0011
2.37 2.47 2.57 V
T ≥ 25°C
LVV = 0100 2.48 2.58 2.68 V
LVV = 0101 2.67 2.78 2.89 V
LVV = 0110 2.77 2.89 3.01 V
LVV = 0111 2.98 3.1 3.22 V
LVV = 1000 3.27 3.41 3.55 V
LVV = 1001 3.47 3.61 3.75 V
LVV = 1010 3.57 3.72 3.87 V
LVV = 1011 3.76 3.92 4.08 V
LVV = 1100 3.96 4.13 4.3 V
LVV = 1101 4.16 4.33 4.5 V
LVV = 1110 4.45 4.64 4.83 V