The requested file:
https://pdf.datasheetcatalog.com/datasheet/MitsubishiElectricCorporation/mXvrzxy.pdf
is the data sheet for the following electronic components:

Mitsubishi Electric Corporation

#	Part Name	Description
1	M37531E4FP	Single Chip 8-Bit CMOS Microcomputer
2	M37531E4GP	Single Chip 8-Bit CMOS Microcomputer
3	M37531E4SP	Single Chip 8-Bit CMOS Microcomputer
4	M37531E4T-XXXGP	Single Chip 8-Bit CMOS Microcomputer
5	M37531E8FP	Single Chip 8-Bit CMOS Microcomputer
6	M37531E8SP	Single Chip 8-Bit CMOS Microcomputer
7	M37531M4-XXXFP	Single Chip 8-Bit CMOS Microcomputer
8	M37531M4-XXXGP	Single Chip 8-Bit CMOS Microcomputer
9	M37531M4-XXXSP	Single Chip 8-Bit CMOS Microcomputer
10	M37531M4T-XXXGP	Single Chip 8-Bit CMOS Microcomputer
11	M37531M8-XXXFP	Single Chip 8-Bit CMOS Microcomputer
12	M37531M8-XXXGP	Single Chip 8-Bit CMOS Microcomputer
13	M37531M8-XXXSP	Single Chip 8-Bit CMOS Microcomputer
14	M37531RSS	Single Chip 8-Bit CMOS Microcomputer

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