L9942 datasheet(14/40 Pages) STMICROELECTRONICS

부품명	L9942

상세설명	Integrated stepper motor driver for bipolar stepper motors with microstepping and programmable current profile

PDF	40 Pages

Scroll/Zoom	100%

제조업체	STMICROELECTRONICS [STMicroelectronics]

홈페이지	http://www.st.com

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14 / 40 page

Electrical specifications

L9942

14/40

Doc ID 11778 Rev 7

Electrical specifications

3.1

Absolute maximum ratings

Warning:

Leaving the limitation of any of these values may cause an

irreversible damage of the integrated circuit!

3.2

ESD protection

Table 4.

Absolute maximum ratings

Symbol

Parameter

Value

Unit

DC supply voltage

-0.3 to 28

single pulse tmax < 400 ms

VCC

Stabilized supply voltage, logic supply

-0.3 to 5.5

VDI,VDO,

VCLK VCSN,

VSTEP VEN

Digital input / output voltage

-0.3 to VCC + 0.3

VRREF

Current reference resistor

-0.3 to VCC + 0.3

VCP

Charge pump output

-0.3 to VS + 11

VQxn

(x=A;B n=1;2) output voltage

-0.3 to VS + 0.3

IQxn

(x=A;B n=1;2) output current

2.5

Table 5.

ESD protection

Parameter

Value

Unit

All pins

2 (1)

HBM according to MIL 883C, Method 3015.7 or EIA/JESD22-A114-A

output pins: Qxn (x=A;B n=1;2)

4(2)

HBM with all unzapped pins grounded

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