UPD168110 View Datasheet(PDF) - NEC => Renesas Technology

Part Name

Description

Manufacturer

UPD168110

MICROSTEP DRIVER FOR DRIVING CAMERA LENS

NEC => Renesas Technology 

BLOCK DIAGRAM

MODE MOBSEL RESET CLK CW PS STOP

µPD168110

VDD

VM1

VM2

COSC

LGND

FB1

OSC

+

Current

Sense1

–+

VM

H BRIDGE

ch1

DECODER

PULSE

GENERATER

EVR1 EVR2

CURRENT SET

FILTER FILTER

Internal Block

+

+–

VM

H BRIDGE

ch2

Current

Sense2

MOB

FB2

PGND OUT1A OUT1B FIL1

OE

FIL2 OUT2A OUT2B PGND

Truth Table

RESET

CLK

CW

OE

PS

STOP

H

L

H

L

L

H

H

H

L

L

H

L

H

L

L

H

H

H

L

L

H

L

H

L

L

H

H

H

L

L

H

X

X

L

X

X

H

X

X

H

L

H

H

X

X

H

H

H

H

X

X

H

H

L

L

X

X

X

X

X

H: High level, L: Low level, X: High level or low level

MODE

H

H

H

H

L

L

X

H

H

H

X

MOBSEL

Operation Mode

Microstep CW mode

L

MOB: 1 pulse/cycle

Microstep CCW mode

L

MOB: 1 pulse/cycle

Microstep CW mode

H

MOB: 4 pulses/cycle

H

Microstep CCW mode

MOB: 4 pulses/cycle

X

2-phase CW mode

X

2-phase CCW mode

X

Output Hi-Z

STOP mode after MOB = L

X

(CLK must be input until MOB = L)

PS mode after MOB = L

X

(CLK must be input until MOB = L)

X

Setting prohibited

X

Reset mode

Data Sheet S15840EJ2V0DS

3

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