The requested file:
https://pdf.datasheetcatalog.com/datasheet2/c/0ggxgy25i9972ylej8ygh31540ky.pdf
is the data sheet for the following electronic components:

National Semiconductor

#	Part Name	Description
1	LM140KG-12 MD8	Series 3-Terminal Positive Regulators
2	LM140KG-12 MW8	Series 3-Terminal Positive Regulators
3	LM140KG-15 MD8	Series 3-Terminal Positive Regulators
4	LM140KG-15 MW8	Series 3-Terminal Positive Regulators
5	LM140KG-5 MD8	Series 3-Terminal Positive Regulators
6	LM140KG-5 MW8	Series 3-Terminal Positive Regulators
7	LM340-5.0 MDA	Series 3-Terminal Positive Regulators
8	LM340-5.0 MWA	Series 3-Terminal Positive Regulators
9	LM340AS-5.0	Series 3-Terminal Positive Regulators
10	LM340ASX-5.0	Series 3-Terminal Positive Regulators
11	LM340AT-5.0	Series 3-Terminal Positive Regulators
12	LM340K-12	Series 3-Terminal Positive Regulators
13	LM340K-15	Series 3-Terminal Positive Regulators
14	LM340K-5.0	Series 3-Terminal Positive Regulators
15	LM340MP-5.0	Series 3-Terminal Positive Regulators
16	LM340MPX-5.0	Series 3-Terminal Positive Regulators
17	LM340S-12	Series 3-Terminal Positive Regulators
18	LM340S-5.0	Series 3-Terminal Positive Regulators
19	LM340SX-12	Series 3-Terminal Positive Regulators
20	LM340SX-5.0	Series 3-Terminal Positive Regulators
21	LM340T-12	Series 3-Terminal Positive Regulators
22	LM340T-15	Series 3-Terminal Positive Regulators
23	LM340T-5.0	Series 3-Terminal Positive Regulators
24	LM7808C MDC	Series 3-Terminal Positive Regulators
25	LM7808CT	Series 3-Terminal Positive Regulators

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