The requested file:
https://pdf.datasheetcatalog.com/datasheets/1150/44998_DS.pdf
is the data sheet for the following electronic components:

Intel

#	Part Name	Description
1	8049AH	HMOS SINGLE-COMPONENT 8-BIT MICROCONTROLLER
2	8050AH	HMOS SINGLE-COMPONENT 8-BIT MICROCONTROLLER
3	P8049	Hmos Single-Component 8 Bit Microcontroller
4	P8748H	HMOS SINGLE-COMPONENT 8-BIT MICROCONTROLLER
5	P8749H	HMOS SINGLE-COMPONENT 8-BIT MICROCONTROLLER

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