Microchip Technology ARD00385 Data Sheet

Page of 570
 2009-2011 Microchip Technology Inc.
DS39957D-page 507
PIC18F87K90 FAMILY
 
31.1
DC Characteristics:
Supply Voltage
PIC18F87K90 Family (Industrial/Extended)
PIC18F87K90 Family
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
D001
V
DD
Supply Voltage
1.8
1.8

3.6
5.5
V
V
ENVREG tied to V
SS
ENVREG tied to V
DD
D001C AV
DD
Analog Supply Voltage
V
DD
 – 0.3
V
DD
 + 0.3
V
D001D AV
SS
Analog Ground Potential
V
SS
 – 0.3
V
SS
 + 0.3
V
D002
V
DR
RAM Data Retention
Voltage
(
)
1.5
V
D003
V
POR
V
DD
 Start Voltage
 
to Ensure Internal 
Power-on Reset Signal
0.7
V
See 
 for details
D004
S
VDD
V
DD
 Rise Rate
to Ensure Internal 
Power-on Reset Signal
0.05
V/ms See 
 for details
D005
B
VDD
Brown-out Reset Voltage 
(High/Medium/Low-Power 
mode)
BORV<1:0> = 11
(
BORV<1:0> = 10 
BORV<1:0> = 01 
BORV<1:0> = 00 
1.69
1.88
2.53
2.82
1.8
2.0
2.7
3.0
1.91
2.12
2.86
3.18
Note 1:
This is the limit to which V
DD
 can be lowered in Sleep mode, or during a device Reset, without losing RAM data.
2:
The device will operate normally until Brown-out Reset occurs, even though V
DD
 may be below V
DDMIN
.