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NTE1857

NTE
Part Number NTE1857
Manufacturer NTE
Description Integrated Circuit Stepper Motor Driver
Published May 9, 2005
Detailed Description NTE1857 Integrated Circuit Stepper Motor Driver Description: The NTE1857 is designed to drive a two–phase stepper motor ...
Datasheet PDF File NTE1857 PDF File

NTE1857
NTE1857

Overview
NTE1857 Integrated Circuit Stepper Motor Driver Description: The NTE1857 is designed to drive a two–phase stepper motor in the bipolar mode, The circuit of four input sections, a logic decoding/sequencing section, two driver–stages for the motor coils, and an output to indicate the Phase A drive state.
Input Truth Table: Features: D Single Supply Operation: +7.
2V to +16.
5V Input Low Input High D 350mA/Coil Drive Capability CW/CCW CW CCW D Clamp Diodes Provided for Back–EMF Full/Half Step Full Step Half Step Suppression D Selectable CW/CCW and Full/Half Step OIC Hi Z Low Z Operation Clk Positive Edge Triggered D Selectable High/Low Output Impedance (Half Step Mode) D TTL/CMOS Compatible Inputs D Input Hysteresis: 400mV Min D Phase Logic Can Be Initialized to Phase A D Phase A Output Drive State Indication (Open–Collector) Absolute Maximum Ratings: (Note 1) Supply Voltage, VM .
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