PIC32MX575F256H-80I Datasheet, PDF (185/236 Pages) Microchip Technology – High-Performance, USB, CAN and Ethernet 32-Bit Flash Microcontrollers

PIC32MX5XX/6XX/7XX
FIGURE 31-5:
EXTERNAL RESET TIMING CHARACTERISTICS
Clock Sources = (FRC, FRCDIV, FRCDIV16, FRCPLL, EC, ECPLL and LPRC)
MCLR
BOR
TMCLR
(SY20)
Reset Sequence
TBOR
(SY30)
(TSYSDLY)
SY02
CPU Starts Fetching Code
Clock Sources = (HS, HSPLL, XT, XTPLL and SOSC)
Reset Sequence
(TSYSDLY)
SY02
TOST
(SY10)
CPU Starts Fetching Code
TABLE 31-22: RESETS TIMING
AC CHARACTERISTICS
Param.
No.
Symbol
Characteristics⁽¹⁾
Standard Operating Conditions: 2.3V to 3.6V
(unless otherwise stated)
Operating temperature -40°C  TA  +85°C for Industrial
Min. Typical⁽²⁾ Max. Units
Conditions
SY00 TPU
Power-up Period
—
400
600
s -40°C to +85°C
Internal Voltage Regulator Enabled
SY01
TPWRT
Power-up Period
External VDDCORE Applied
(Power-up timer active)
48
64
80
ms -40°C to +85°C
SY02 TSYSDLY System Delay Period:
—
s +
—
Time Required to Reload Device
8 SYSCLK
Configuration Fuses plus SYSCLK
cycles
Delay before First instruction is
Fetched.
— -40°C to +85°C
SY20 TMCLR MCLR Pulse Width (low)
—
2
—
s -40°C to +85°C
SY30 TBOR BOR Pulse Width (low)
—
1
—
s -40°C to +85°C
Note 1: These parameters are characterized, but not tested in manufacturing.
2: Data in “Typ” column is at 3.3V, 25°C unless otherwise stated. Characterized by design but not tested.
 2010 Microchip Technology Inc.
Preliminary
DS61156C-page 185