MPC5643L datasheet(85/136 Pages) FREESCALE

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Electrical characteristics

MPC5643L Microcontroller Data Sheet, Rev. 8.1

Freescale Semiconductor

—

Digital supply low voltage

detector lower threshold

Before a destructive

reset initialization phase

completion

1.080

—

1.140

—

Digital supply low voltage

detector upper threshold

After a destructive reset

initialization phase

completion

1.16

—

1.22

—

POR rising/ falling supply

threshold voltage

—1.6

—2.6

—

Supply ramp rate

—

3—

0.5 ×106

V/s

—

LVD_MAIN: Time

constant of RC filter at

LVD input

3.3V noise rejection at the

input of

LVD comparator

1.1

—

µs

—

HVD_DIG: Time constant

of RC filter at LVD input

1.2V noise rejection at the

input of

LVD comparator

0.1

—

µs

—

LVD_DIG: Time constant

of RC filter at LVD input

1.2V noise rejection at the

input of

LVD comparator

0.1

—

µs

Table 18. Voltage regulator electrical specifications (continued)

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

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