The requested file:
https://pdf.datasheetcatalog.com/datasheets/185/332134_DS.pdf
is the data sheet for the following electronic components:

Texas Instruments

#	Part Name	Description
1	74148	10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS
2	74LS147	10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS
3	74LS148	10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS
4	SN54147J	10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS
5	SN54147W	10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS
6	SN54148J	10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS
7	SN54148W	10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS
8	SN54LS147	10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS
9	SN54LS147FK	10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS
10	SN54LS147J	10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS
11	SN54LS147W	10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS
12	SN54LS148FK	10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS
13	SN54LS148W	10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS
14	SN74147	10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS
15	SN74147N	10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS
16	SN74148	10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS
17	SN74148N	10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS
18	SN74LS147	10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS
19	SN74LS147D	10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS
20	SN74LS147N	10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS
21	SNJ54148J	10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS

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