The requested file:
https://pdf.datasheetcatalog.com/datasheets/166/34602_DS.pdf
is the data sheet for the following electronic components:

Advanced Micro Devices

#	Part Name	Description
1	PAL16L8	20-PIN TTL PROGRAMMABLE ARRAY LOGIC
2	PAL16R4	20-PIN TTL PROGRAMMABLE ARRAY LOGIC
3	PAL16R6	20-PIN TTL PROGRAMMABLE ARRAY LOGIC

Texas Instruments

#	Part Name	Description
1	PAL16L8	STANDARD HIGH-SPEED PAL CIRCUITS
2	PAL16L8A-2M	STANDARD HIGH-SPEED PAL CIRCUITS
3	PAL16L8A-2MFK	STANDARD HIGH-SPEED PAL CIRCUITS
4	PAL16L8A-2MW	STANDARD HIGH-SPEED PAL CIRCUITS
5	PAL16L8AMFK	STANDARD HIGH-SPEED PAL CIRCUITS
6	PAL16L8AMW	STANDARD HIGH-SPEED PAL CIRCUITS
7	PAL16R4	STANDARD HIGH-SPEED PAL CIRCUITS
8	PAL16R4A-2M	STANDARD HIGH-SPEED PAL CIRCUITS
9	PAL16R4A-2MFK	STANDARD HIGH-SPEED PAL CIRCUITS
10	PAL16R4A-2MW	STANDARD HIGH-SPEED PAL CIRCUITS
11	PAL16R4AMFK	STANDARD HIGH-SPEED PAL CIRCUITS
12	PAL16R4AMW	STANDARD HIGH-SPEED PAL CIRCUITS
13	PAL16R6	STANDARD HIGH-SPEED PAL CIRCUITS
14	PAL16R6A-2M	STANDARD HIGH-SPEED PAL CIRCUITS
15	PAL16R6A-2MFK	STANDARD HIGH-SPEED PAL CIRCUITS
16	PAL16R6A-2MW	STANDARD HIGH-SPEED PAL CIRCUITS
17	PAL16R6AMFK	STANDARD HIGH-SPEED PAL CIRCUITS
18	PAL16R6AMW	STANDARD HIGH-SPEED PAL CIRCUITS
19	PAL16R8	STANDARD HIGH-SPEED PAL CIRCUITS
20	PAL16R8A-2M	STANDARD HIGH-SPEED PAL CIRCUITS
21	PAL16R8A-2MFK	STANDARD HIGH-SPEED PAL CIRCUITS
22	PAL16R8A-2MW	STANDARD HIGH-SPEED PAL CIRCUITS
23	PAL16R8AMFK	STANDARD HIGH-SPEED PAL CIRCUITS
24	PAL16R8AMW	STANDARD HIGH-SPEED PAL CIRCUITS

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