NJU7380E-TE1 NJR, NJU7380E-TE1 Datasheet
NJU7380E-TE1
Specifications of NJU7380E-TE1
Related parts for NJU7380E-TE1
NJU7380E-TE1 Summary of contents
Page 1
... Internal Auto Current Down Function Specially matched to NJM3775,NJM3777 and NJM2672. C-MOS Technology Package Outline EMP14 PIN CONFIGURATIONS STEPPER MOTOR CONTROLLER PACKAGE OUTLINE 14 1. DIR 13 2. STEP 3. HSM 12 4. RESET 11. Dis1 SGND 9 8 Fig. 1 Pin Configurations NJU7380 NJU7380E 8. PGND 9. ACD 10. Dis2 12. P2 13 ...
Page 2
NJU7380 BLOCK DIAGLAM STEP DIR HSM RESET Ct SGND PIN DESCRIPTION Pin Pin name 1 DIR 2 STEP 3 HSM 4 RESET SGND 8 PGND 9 ACD 10 DIS2 11 DIS1 ...
Page 3
ABSOLUTE MAXIMUM RATINGS PARAMETER Supply Voltage Input Voltage Output Current Operating Temperature Range Storage Temperature Range Power Dissipation RECOMMENDED OPERATING CONDITIONS V =4.75V 5.25V DD ELECTRICAL CHARACTERISTICS PARAMETER SYSMBOL Operating Current Level Input Voltage ...
Page 4
NJU7380 APPLACATION INFORMATION V CC （+5V） 4 STEP SETP 1 Direction DIR 3 Half／Full Step HSM 4 RESET RESET 6 Ct SGND GND Fig.3 Typical stepper motor driver application with NJM3775. FUNCTIONAL DESCRIPTION NJU7380 is ...
Page 5
HSM – half/full step mode switching This signal determines whether the stepping motor turns at half step or full step mode. The built-in phase logic is set to the half step mode when HSM is low level. Although HSM can ...
Page 6
NJU7380 TIMING CHART Fig.5-1 Full-step mode,forward 4-step sequence Fig.5-2 Full-step mode,reverse 4-step sequence Fig.5-3 Half-step mode,forward 8-step sequence Fig.5-4 Half-step mode,reverse 8-step sequence - 6 - POR 1 2 DIR H HSM H STEP H PA OFF PB OFF DISA ...
Page 7
ACD – auto current down function The ACD feature monitors step signals and sets the ACD pin output to H when the negative edge of a STEP signal is input. It then sets the ACD output to L after a ...