NJU39612E2 데이터 시트보기 (PDF) - Japan Radio Corporation

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NJU39612E2

MICROSTEPPING MOTOR CONTROLLER WITH DUAL DAC

Japan Radio Corporation  

Counter

Clock Up/Dn

PROM

D0-D7

CE

NJU39612

A0

WR

CS

Vref

Step

Direction

Control Logic

Voltage

Reference

Figure 12. Typical blockdiagram of an application without a microprocessor.

NJU39612

NJM3777

VCC (+5 V)

To

P

+2.5V

13

D0

4

VDD

6 D7

NJU39612

14 A0

5

16

20

WR

CS

RESET

1

V Ref

VSS

17

GND

(VCC )

0.1 F

0.1 F

V MM

+

10 F

13

5

20

Sign1 3

V

10 Phase1 CC

V

MM1

V

MM2

MA1

4

DA1 2

Sign2 18

DA2 19

11 Dis1

8 VR1

NJM3777

15 Phase 2

14 Dis2

17 V R2

RC GND C1

E1 C2

MB1 2

21

MA2

MB2 23

E2

12 6, 7, 9

3 16

22

+5 V 12 k

18, 19

4700 pF

0.47

0R.4S7

RS

STEPPER

MOTOR

Pin numbers refer

to EMP package.

GND (VMM)

Figure 13. Typical application in a microprocessor based system.

The specifications on this databook are only

given for information , without any guarantee

as regards either mistakes or omissions.

The application circuits in this databook are

described only to show representative

usages of the product and not intended for

the guarantee or permission of any right

including the industrial rights.

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