High-performance, 1- to 3-axis stepper motor control IC from Trinamic, Germany. The chip is controlled by a serial microcontroller interface and can control 1 to 3 two-phase stepper motors. Once initialized, only the motion parameters such as the target position and speed need to be transmitted. The chip can be directly connected to standard SPITM "smart power" driver ICs. The unique chip design technology enables this product to achieve extremely high performance while being extremely low cost.

Application area
Various types of scanners, fax machines, copiers, printers, card readers, plotters, automatic teller machines, vending machines, jukeboxes, digital cameras, CD copy machines, automatic lighting equipment, and other IT peripherals, office automation Embedded motion control functions for devices and auto-consumer electronics; motion control for medical devices such as XY motion platforms, microscopes, and biometric scanners; general stepper motor controllers and drivers, wafer processing equipment, semiconductor test equipment, and PCB processing And motion control of industrial automation equipment such as test equipment, textile machinery, packaging machinery and X-ray machines.


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The main performance
Can control 1-3 stepping motors, auto ramp ramp generation and main controller SPI interface, simple wiring directly connected to standard SPI motor drive IC, non-SPI interface only need to add simple logic circuit
IC status readable, SPI transfer rate programmable up to 1Mbit/S
Wide range of CPU clock frequency, 4-16MHz optional built-in 24bit length counter, pulse speed up to 20kpps
Subdivision optional (1,2,4,8,16,32,64), output sinusoidal current waveform can be changed when programmable operation parameters such as: speed, acceleration, position value output current full monitoring low power consumption, CPU 4MHz Only 1.25mA
CMOS/TTL level compatible, 3.3V/5V
Package Option SSOP16, DIL20, SOP24 Optional Powerful Development Kit


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Application diagram