The requested file:
https://pdf.datasheetcatalog.com/datasheet/siemens/HYB514256BJL-50.pdf
is the data sheet for the following electronic components:

Siemens

#	Part Name	Description
1	HYB514256B	256 K x 4-Bit Dynamic RAM Low Power 256 K x 4-Bit Dynamic RAM
2	HYB514256B-50	256 K x 4-Bit Dynamic RAM Low Power 256 K x 4-Bit Dynamic RAM
3	HYB514256B-60	256 K x 4-Bit Dynamic RAM Low Power 256 K x 4-Bit Dynamic RAM
4	HYB514256B-70	256 K x 4-Bit Dynamic RAM Low Power 256 K x 4-Bit Dynamic RAM
5	HYB514256BJ-50	256 K x 4-Bit Dynamic RAM Low Power 256 K x 4-Bit Dynamic RAM
6	HYB514256BJ-60	256 K x 4-Bit Dynamic RAM Low Power 256 K x 4-Bit Dynamic RAM
7	HYB514256BJ-70	256 K x 4-Bit Dynamic RAM Low Power 256 K x 4-Bit Dynamic RAM
8	HYB514256BJL-50	256 K x 4-Bit Dynamic RAM Low Power 256 K x 4-Bit Dynamic RAM
9	HYB514256BJL-60	256 K x 4-Bit Dynamic RAM Low Power 256 K x 4-Bit Dynamic RAM
10	HYB514256BJL-70	256 K x 4-Bit Dynamic RAM Low Power 256 K x 4-Bit Dynamic RAM
11	HYB514256BL-50	256 K x 4-Bit Dynamic RAM Low Power 256 K x 4-Bit Dynamic RAM
12	HYB514256BL-60	256 K x 4-Bit Dynamic RAM Low Power 256 K x 4-Bit Dynamic RAM
13	HYB514256BL-70	256 K x 4-Bit Dynamic RAM Low Power 256 K x 4-Bit Dynamic RAM

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