AMIS-30622 datasheet(9/50 Pages) ONSEMI

Part #	AMIS-30622

Description	I2C Micro-Stepping Motor Driver

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Manufacturer	ONSEMI [ON Semiconductor]

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AMIS−30622

http://onsemi.com

9

Table 6. AC PARAMETERS

Symbol

Unit

Max

Typ

Min

Test Conditions

Parameter

Pin(s)

SWITCH INPUT AND HARDWIRE ADDRESS INPUT

Tsw

SWI

HW

Scan pulse period (Note 19)

VBB = 14 V

1024

ms

Tsw_on

Scan pulse duration

(Note 19)

VBB = 14 V

64

ms

MOTORDRIVER

Fpwm

MOTxx

PWM frequency (Note 19)

18

20

22

kHz

Tbrise

Turn−on transient time

Between 10% and 90%

140

ns

Tbfall

Turn−off transient time

130

ns

Tstab

Run current stabilization time (Note 19)

1/Vmin

ms

CHARGE PUMP

fCP

CPN

CPP

Charge pump frequency

(Note 19)

VBB = 14 V

250

kHz

19.Derived from the internal oscillator

20.See SetMotorParam

Figure 5. I2C Timing Diagrams

SDA

SCK

t

F

t

HD,START

t

LOW

t

R

t

HD,DATA

t

SU,DATA

t

HIGH

START

REPEATED START

t

SU,START

t

SP

t

SU,STOP

t

BUF

START

STOP

V

IHmin

V

ILmax

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