MPC5604BC datasheet(69/109 Pages) NXP

69 / 109 page

Package pinouts and signal descriptions

MPC5604B/C Microcontroller Data Sheet, Rev. 15

NXP Semiconductors

2.24

Fast internal RC oscillator (16 MHz) electrical characteristics

The device provides a 16 MHz fast internal RC oscillator. This is used as the default clock at the power-up

of the device.

Table 40. FMPLL electrical characteristics

Symbol

Parameter

Conditions1

1 V

DD = 3.3 V ± 10% / 5.0 V ± 10%, TA = −40 to 125 °C, unless otherwise specified.

Value

Unit

Min

Typ

Max

fPLLIN

SR — FMPLL reference clock2

2 PLLIN clock retrieved directly from FXOSC clock. Input characteristics are granted when oscillator is used in

functional mode. When bypass mode is used, oscillator input clock should verify fPLLIN and ΔPLLIN.

—4

—

MHz

ΔPLLIN SR — FMPLL reference clock duty

cycle2

—40

—

fPLLOUT CC D FMPLL output clock frequency

—

MHz

fVCO

3 Frequency modulation is considered ±4%

CC P VCO frequency without

frequency modulation

—

256

—

512

MHz

C VCO frequency with frequency

modulation

—

245

—

533

fCPU

SR — System clock frequency

—

MHz

fFREE

CC P Free-running frequency

—

150

MHz

tLOCK

CC P FMPLL lock time

Stable oscillator (fPLLIN = 16 MHz)

—

100

µs

ΔtSTJIT CC — FMPLL short term jitter4

4 Short term jitter is measured on the clock rising edge at cycle n and n+4.

fsys maximum

–4

—

ΔtLTJIT CC — FMPLL long term jitter

fPLLIN = 16 MHz (resonator),

fPLLCLK @ 64 MHz, 4000 cycles

—

IPLL

CC C FMPLL consumption

TA = 25 °C

—

Table 41. Fast internal RC oscillator (16 MHz) electrical characteristics

Symbol

Parameter

Conditions1

Value

Unit

Min

Typ

Max

fFIRC

CC P Fast internal RC oscillator high

frequency

TA = 25 °C, trimmed

—

MHz

SR —

—

IFIRCRUN

2, CC T Fast internal RC oscillator high

frequency current in running mode

TA = 25 °C, trimmed

—

200

µA

IFIRCPWD CC D Fast internal RC oscillator high

frequency current in power down

mode

TA = 125 °C

—

µA

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