MC33972EW datasheet(8/28 Pages) MOTOROLA

部品番号	MC33972EW

部品情報	Multiple Switch Detection Interface with Suppressed Wake-Up

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メーカー	MOTOROLA [Motorola, Inc]

ホームページ	http://www.freescale.com

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33972

MOTOROLA ANALOG INTEGRATED CIRCUIT DEVICE DATA

8

Timing Diagrams

Figure 2. SPI Timing Characteristics

Figure 3. Sleep Mode to Normal Mode Operation

Figure 4. Normal Mode Interrupt Operation

tSO(DIS)

0.7 VDD

0.2 VDD

0.7 VDD

0.2 VDD

tLEAD

tSO(EN)

tSI(SU) tSI(HOLD)

tVALID

tLAG

CS

SCLK

SI

SO

MSB in

MSB out

LSB out

0.7 VDD

0.2 VDD

VPWR

VDD

WAKE

INT

CS

SGn

Power-Up

Sleep

Sleep Mode

Normal

Mode

Sleep Command

Sleep Mode

Normal

Mode

Sleep Command

Wake-Up From Interrupt

Timer Expire

Wake-Up From

Closed Switch

Command

Normal Mode

Tri-State

Command

(Disable

Tri-State)

INT

CS

SGn

Switch open “0”

1

SGn Bit in SPI Word

Switch closed “1”

1

0

1

Switch

Command

0

on falling edge of CS

Latch switch status

Switch state change with

CS

LOW generates INT

Switch state change with

CS

LOW generates INT

Rising edge of CS does not

clear INT because state change

occurred while CS was LOW

Status

Switch

Command

Status

Switch

Command

Status

Switch

Command

Status

Switch

Command

Status

Switch

Command

Status

Freescale Semiconductor, Inc.

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同様の部品番号 - MC33972EW

メーカー	部品番号	データシート	部品情報
Freescale Semiconductor...	MC33972EW	1Mb / 32P	Multiple Switch Detection Interface with Suppressed Wake-Up
	MC33972EW/R2	1Mb / 32P	Multiple Switch Detection Interface with Suppressed Wake-up
	MC33972EWR2	1Mb / 32P	Multiple Switch Detection Interface with Suppressed Wake-Up

More results

同様の説明 - MC33972EW

メーカー	部品番号	データシート	部品情報
Freescale Semiconductor...	MC33972	1Mb / 28P	Multiple Switch Detection Interface with Suppressed Wake-Up
NXP Semiconductors	MC34972	1Mb / 31P	Multiple Switch Detection Interface with Suppressed Wake-up Rev. 1.0, 9/2013
Freescale Semiconductor...	33972	1Mb / 32P	Multiple Switch Detection Interface with Suppressed Wake-up
Freescale Semiconductor...	MC33972	1Mb / 32P	Multiple Switch Detection Interface with Suppressed Wake-Up
NXP Semiconductors	MC33972	1Mb / 32P	Multiple Switch Detection Interface with Suppressed Wake-up Rev. 20, 8/2023
Freescale Semiconductor...	33975	881Kb / 32P	Multiple Switch Detection Interface with Suppressed Wake-Up and 32mA Wetting Current
	33975	1Mb / 34P	Multiple Switch Detection Interface with Suppressed Wake-up and 32mA Wetting Current
	MC33975ATEK	883Kb / 32P	Multiple Switch Detection Interface with Suppressed Wake-up and 32 mA Wetting Current
NXP Semiconductors	MC33975	1Mb / 32P	Multiple Switch Detection Interface with Suppressed Wake-up and 32 mA Wetting Current Rev 12.0, 08/2023
Motorola, Inc	MC33993	869Kb / 28P	Multiple Switch Detection Interface