MC33989 datasheet(7/32 Pages) MOTOROLA

No de pièce	MC33989

Description	System Basis Chip with High Speed CAN Transceiver

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Fabricant	MOTOROLA [Motorola, Inc]

Site Internet	http://www.freescale.com

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MC33989

7

MC33989

Figure 2. SPI Timing characteristic

Note:

Incomming data at MOSI pin is sampled by the SBC at SCLK falling edge.

Outcoming data at MISO pin is set by the SBC at SCLK rising edge (after Tvalid delay time).

Delay between CSB wake up (CSB low

to high) and SBC normal request mode

(Vdd1 on & reset high)

Tw-csb

15

40

90

us

SBC in stop mode

Delay between CSB wake up (CSB low

to high) and first accepted SPI command

Tw-spi

90

N/A

us

SBC in stop mode

Delay between INT pulse and 1st SPi

command accepted

Ts-1stspi

20

N/A

us

In stop mode after wake up

(Vsup From 5.5V to 18V and Tamb -40°C to 125°C)

For all pins except CANH, CANL, Tx and Rx which are described in the CAN module section

Description

Symbol

Characteristics

Unit

Conditions

Min

Typ

Max

Di 0

Do 0

Undefined

Don’t Care

Di 8

Don’t Care

Tlead

Tsih

Tsisu

Tlag

Tpclk

Twclkh

Twclkl

Tvalid

Do 8

Tsodis

CSB

SCLK

MOSI

MISO

Tsoen

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com

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MC33989 Fiches technique(PDF) 7 Page - Motorola, Inc

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