MPC5607B datasheet(45/92 Pages) FREESCALE

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Electrical characteristics

MPC5607B Microcontroller Data Sheet, Rev. 3

Preliminary—Subject to Change Without Notice

Freescale Semiconductor

3.13

Slow external crystal oscillator (32 kHz) electrical characteristics

The device provides a low power oscillator/resonator driver.

Figure 12. Crystal oscillator and resonator connection scheme

NOTE

OSC32K_XTAL/OSC32K_EXTAL must not be directly used to drive external circuits.

TFXOSCSU CC T Fast external crystal

oscillator start-up time

fOSC = 4 MHz,

OSCILLATOR_MARGIN = 0

——

fOSC = 16 MHz,

OSCILLATOR_MARGIN = 1

——

1.8

VIH

SR P Input high level CMOS

(Schmitt Trigger)

Oscillator bypass mode

0.65VDD

—VDD+0.4

VIL

SR P Input low level CMOS

(Schmitt Trigger)

Oscillator bypass mode

−0.4

—

0.35VDD

1 V

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

2 All values need to be confirmed during device validation.

3 Stated values take into account only analog module consumption but not the digital contributor (clock tree and

enabled peripherals)

Table 31. Fast external crystal oscillator (4 to 16 MHz) electrical characteristics (continued)

Symbol

Parameter

Conditions1

Value2

Unit

Min

Typ

Max

OSC32K_XTAL

OSC32K_EXTAL

DEVICE

OSC32K_XTAL

OSC32K_EXTAL

DEVICE

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