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ELM313 Datasheet PDF

ELM Electronics ELM313

The ELM313 is an interface circuit for use between high speed logic and four phase stepper motor driver circuits. This circuit supports only the full-step two phase mode of operation. This mode provides sequential phase control output signals for driving a variety of motors.
Part No. ELM313
Datasheet ELM313 Download
Manufacturer
ELM Electronics
Description Stepper Motor Controller
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ELM313 datasheet page 1 preview

DESCRIPTION

All of the logic required to provide stepping in two directions is contained in this one 8 pin package. In this mode, two phases are always energized, providing several advantages over single phase full (wave) stepping, at the cost of higher power consumption by the motor. The ELM313 can be controlled by a wide variety of circuits, due to its fully static operation. In addition to using high speed microprocessor control, suitably debounced mechanical switches or continuously running oscillator circuits could also be used.

FEATURES

● Low power CMOS design - typically 1mA at 5V
● Wide supply range - 3.0 to 5.5 volt operation
● Two inputs control Full step (two phase) motion
● No external timing components
● Completely static operation - will maintain a step position indefinitely
● High current drive outputs - up to 25 mA
● Very high speed - up to 25000 steps per second Connection Diagram PDIP and SOIC (top view)

APPLICATIONS

● Stepper motor drive logic
● Process sequencing
●...
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