The requested file:
https://pdf.datasheetcatalog.com/datasheet/analogdevices/421725987AD594_5_c.pdf
is the data sheet for the following electronic components:

Analog Devices

#	Part Name	Description
1	AD594	Monolithic Thermocouple Amplifier with Cold Junction Compensation Pretrimmed for Type J Thermocouples
2	AD595	Monolithic Thermocouple Amplifier with Cold Junction Compensation Pretrimmed for Type K Thermocouples

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