L6472 datasheet(13/69 Pages) STMICROELECTRONICS

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L6472

Electrical characteristics

Doc ID 022729 Rev 1

13/69

trrLS

Low-side diode reverse

recovery time

Iout = 1A

100

Logic inputs and outputs

Low logic level input voltage

0.8

VIH

High logic level input voltage

IIH

High logic level input current

(4)

IN = 5V

µA

IIL

Low logic level input current

(5)

VIN = 0V

-1

µA

VOL

Low logic level output voltage

(6)

VDD = 3.3V, IOL = 4mA

0.3

VDD = 5V, IOL = 4mA

0.3

VOH

High logic level output voltage

VDD = 3.3V, IOH = 4mA

2.4

VDD = 5V, IOH = 4mA

4.7

RPU

RPD

CS pull-up and STBY pull-

down resistors

CS = GND;

STBY/RST = 5V

335

430

565

Ω

Ilogic

Internal logic supply current

3.3V VREG externally

supplied, internal oscillator

3.7

4.3

Ilogic,STBY

Standby mode internal logic

supply current

3.3V VREG externally supplied

2.5

µA

fSTCK

Step-clock input frequency

MHz

Internal oscillator and external oscillator driver

fosc,i

Internal oscillator frequency

j = 25°C, V

REG = 3.3V

-3%

+3%

MHz

fosc,e

Programmable external

oscillator frequency

MHz

VOSCOUT

OSCOUT clock source high

level voltage

Internal oscillator 3.3V VREG

externally supplied; IOSCOUT

= 4mA

2.4

VOSCOUTL

OSCOUT clock source low

level voltage

Internal oscillator 3.3V VREG

externally supplied; IOSCOUT

= 4mA

0.3

trOSCOUT

tfOSCOUT

OSCOUT clock source rise

and fall time

Internal oscillator

textosc

Internal to external oscillator

switching delay

tintosc

External to internal oscillator

switching delay

1.5

µs

SPI

fCK,MAX

Maximum SPI clock

frequency (7)

MHz

Table 5.

Electrical characteristics (continued)

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

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