PIC32MX795F512LT-80ISLASHPF datasheet(199/256 Pages) MICROCHIP

199 / 256 page

DS61156G-page 199

PIC32MX5XX/6XX/7XX

FIGURE 31-5:

EXTERNAL RESET TIMING CHARACTERISTICS

TABLE 31-22: RESETS TIMING

AC CHARACTERISTICS

Standard Operating Conditions: 2.3V to 3.6V

(unless otherwise stated)

Operating temperature

-40°C

≤TA ≤+85°C for Industrial

-40°C

≤TA ≤+105°C for V-Temp

Param.

No.

Symbol

Characteristics(1)

Min.

Typical(2)

Max.

Units

Conditions

SY00

TPU

Power-up Period

Internal Voltage Regulator Enabled

—400

600

μs

-40°C to +85°C

SY01

TPWRT

Power-up Period

External VCORE Applied

(Power-up timer active)

-40°C to +85°C

SY02

TSYSDLY System Delay Period:

Time Required to Reload Device

Configuration Fuses plus SYSCLK

Delay before First instruction is

Fetched.

—

1 μs +

8 SYSCLK

cycles

—

-40°C to +85°C

SY20

TMCLR

MCLR Pulse Width (low)

—

μs

-40°C to +85°C

SY30

TBOR

BOR Pulse Width (low)

—

μs

-40°C to +85°C

Note 1:

These parameters are characterized, but not tested in manufacturing.

Data in “Typ” column is at 3.3V, 25°C unless otherwise stated. Characterized by design but not tested.

MCLR

(SY20)

Reset Sequence

(SY10)

CPU Starts Fetching Code

BOR

(SY30)

TOST

TMCLR

TBOR

Reset Sequence

CPU Starts Fetching Code

Clock Sources = (FRC, FRCDIV, FRCDIV16, FRCPLL, EC, ECPLL and LPRC)

Clock Sources = (HS, HSPLL, XT, XTPLL and SOSC)

(TSYSDLY)

SY02

(TSYSDLY)

SY02

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