MC33397R2 datasheet(7/20 Pages) FREESCALE

部件名	MC33397R2

功能描述	Dual/Hex Low-Side Switch with Both SPI and Parallel Input Control

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制造商	FREESCALE [Freescale Semiconductor, Inc]

网页	http://www.freescale.com

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MOTOROLA ANALOG INTEGRATED CIRCUIT DEVICE DATA

33397

7

DYNAMIC ELECTRICAL CHARACTERISTICS

Characteristics noted under conditions 4.75 V

≤ VDD ≤ 5.25 V, -40°C ≤ TA ≤ 125°C, unless otherwise noted.

Characteristic

Symbol

Min

Typ

Max

Unit

OUTPUT TIMING

Output Rise Time

VPWR=14 V, RLOAD=25 Ω, 20–80%

tR

1.0

1.2

10

µs

Output Fall Time

VPWR=14 V, RLOAD=25 Ω, 80–20%

tF

1.0

2.0

10

µs

Output Turn-On Propagation Delay

tPON

1.0

4.0

10

µs

Output Turn-Off Propagation Delay

tPOFF

1.0

4.0

10

µs

FAULT TIMING

Output Short-to-Battery Fault Filter Time

tSS

30

50

90

µs

Output Refresh Timer

tREF

3.0

4.1

6.0

ms

Output Refresh Timer Duty Cycle

D

0.2

1.56

3.0

%

Output Off-State Open Circuit Fault Filter Time

tOOF

30

50

90

µs

SPI/MISCELLANEOUS TIMING

SO Disable Time (10 K Pull-Up Resistor on SO)

CS=0.8 V to SO > 0.8*VDD

tSODIS

–

80

110

ns

SO Enable Time (10 K Pull-Up Resistor on SO)

CS=0.8 V to SO Low Impedance

tSOEN

–

80

110

ns

SO Rise Time

CL < 200 pF

tSORISE

–30

50

ns

SO Fall Time

CL < 200 pF

tSOFALL

–30

50

ns

SO Valid Time

Falling Edge of SCLK to SO Valid

tVALID

–65

80

ns

Required Time Between Falling Edge of CS to Rising Edge of

SCLK

tLEAD

–

100

140

ns

Required TIme Between Rising Edge of CS to Falling Edge of

SCLK

tLAG

–0

50

ns

Required Time Between SI to Rising Edge of SCLK

tSU

–25

45

ns

POR/EN Wake-Up Timer

tPOR

20

40

60

µs

Mode Change Timer (P2)

tMODE

5.0

10

25

µs

Freescale Semiconductor, Inc.

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