The requested file:
https://pdf.datasheetcatalog.com/datasheet/allegromicrosystems/97051.pdf
is the data sheet for the following electronic components:

Allegro MicroSystems

#	Part Name	Description
1	SLA7051	Unipolar Stepper-Motor Translator/PWM Driver
2	SLA7051M	Unipolar Stepper-Motor Translator/PWM Driver
3	SLA7051MLF	Unipolar Stepper-Motor Translator/PWM Driver
4	SLA7051MLF871	Unipolar Stepper-Motor Translator/PWM Driver
5	SLA7051MLF872	Unipolar Stepper-Motor Translator/PWM Driver

Select the part name and then you can download the datasheet in PDF format.