Datasheet

PIC18F2450/4450
© 2008 Microchip Technology Inc. DS39760D-page 269
21.1 DC Characteristics: Supply Voltage
PIC18F2450/4450 (Industrial)
PIC18LF2450/4450 (Industrial)
PIC18LF2450/4450
(Industrial)
Standard Operating Conditions (unless otherwise stated)
Operating temperature -40°C ≤ T
A ≤ +85°C for industrial
PIC18F2450/4450
(Industrial)
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
D001 VDD Supply Voltage 2.0 — 5.5 V EC, HS, XT and Internal Oscillator modes
3.0 — 5.5 V HSPLL, XTPLL, ECPIO and ECPLL
Oscillator modes
D002 V
DR RAM Data Retention
Voltage
(1)
1.5 — — V
D003 V
POR VDD Start Voltage
to ensure internal Power-on
Reset signal
— — 0.7 V See Section 4.3 “Power-on Reset (POR)”
for details
D004 S
VDD VDD Rise Rate
to Ensure Internal Power-on
Reset Signal
0.05 — — V/ms See Section 4.3 “Power-on Reset (POR)”
for details
D005 V
BOR Brown-out Reset Voltage
BORV1:BORV0 = 11 2.00 2.11 2.22 V
BORV1:BORV0 = 10 2.65 2.79 2.93 V
BORV1:BORV0 = 01 4.11 4.33 4.55 V
BORV1:BORV0 = 00 4.36 4.59 4.82 V
Legend: Shading of rows is to assist in readability of the table.
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.