PIC16F946 Datasheet, PDF (233/274 Pages) Microchip Technology – 64-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver and nanoWatt Technology

PIC16F946
19.1 DC Characteristics: PIC16F946-I (Industrial), PIC16F946-E (Extended)
DC 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.
Sym
Characteristic
Min Typ† Max Units
Conditions
VDD
D001
D001C
D001D
Supply Voltage
2.0 — 5.5
3.0 — 5.5
4.5 — 5.5
FOSC < = 4 MHz:
V
V FOSC < = 10 MHz
V FOSC < = 20 MHz
D002 VDR
RAM Data Retention
Voltage⁽¹⁾
1.5* — — V Device in Sleep mode
D003
VPOR
VDD Start Voltage to
ensure internal Power-on
Reset signal
— VSS —
V See Section 16.3 “Power-on Reset” for
details.
D004
SVDD
VDD Rise Rate to ensure 0.05 —
internal Power-on Reset
*
signal
— V/ms See Section 16.3 “Power-on Reset” for
details.
D005 VBOR Brown-out Reset
— 2.1 — V
* These parameters are characterized but not tested.
† Data in “Typ” column is at 5.0V, 25°C unless otherwise stated. These parameters are for design guidance
only and are not tested.
Note 1: This is the limit to which VDD can be lowered in Sleep mode without losing RAM data.
© 2005 Microchip Technology Inc.
Preliminary
DS41265A-page 231