L6480 datasheet(13/73 Pages) STMICROELECTRONICS

tên linh kiện	L6480

Giải thích chi tiết về linh kiện	The L6480, realized in analog mixed signal technology, is an advanced fully integrated solution suitable for driving two-phase bipolar stepper motors with microstepping.

PDF	73 Pages

Scroll/Zoom	100%

nhà sản xuất	STMICROELECTRONICS [STMicroelectronics]

Trang chủ	http://www.st.com

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13 / 73 page

L6480

Electrical characteristics

Doc ID 023278 Rev 3

13/73

SRgate

Gate driver output slew rate

IGATE= 96 mA

VCC = 15 V

CGATE = 15 nF

6V/

μs

Deadtime and blanking

tDT

Programmable deadtime2

TDT= '00000'

125

TDT=’11111’

4000

tblank

Programmable blanking time2

TBLANK= '000'

125

TBLANK=’111’

1000

Logic

VIL

Low level logic input voltage

0.8

VIH

High level logic input voltage

IIH

High level logic input current

VIN = 5 V, VDDIO = 5 V

µA

IIL

Low level logic input current

VIN = 0 V, VDDIO = 5 V

-1

µA

VOL

Low level logic output voltage(3)

VDD = 3.3 V, IOL = 4 mA

0.3

VDD = 5 V, IOL = 4 mA

0.3

VOH

High level logic output voltage

VDD = 3.3 V, IOH = 4 mA

2.4

VDD = 5 V, IOH = 4 mA

4.7

RPUCS

CS pull-up resistor

430

RPDRST

STBY/RESET pull-down resistor

450

RPUSW

SW pull-up resistor

thigh,STCK

Step-clock input high time

300

tlow,STCK

Step-clock input low time

300

Internal oscillator and external oscillator driver

fosc,int

Internal oscillator frequency

Tj = 25 °C,

-5%

+5% MHz

fosc,ext

Programmable external oscillator frequency

MHz

VOSCOUTH OSCOUT clock source high level voltage

Internal oscillator

2.4

VOSCOUTL OSCOUT clock source low level voltage

Internal oscillator

0.3

trOSCOUT

tfOSCOUT

OSCOUT clock source rise and fall time

Internal oscillator

thigh

OSCOUT clock source high time

Internal oscillator

62.5

textosc

Internal to external oscillator switching delay

tintosc

External to internal oscillator switching delay

100

µs

SPI

fCK,MAX

Maximum SPI clock frequency(4)

5MHz

Table 5.

Electrical characteristics (continued)

Symbol

Parameter

Test condition

Min.

Typ.

Max. Unit

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