FM25CL64B - 64Kb 3V SPI F-RAM

Rev. 1.2

Feb. 2011

Page 13 of 14

8-pin TDFN (4.0mm x 4.5mm body, 0.95mm pitch)

Pin 1

4.50 ±0.1

0.75 ±0.05

0.40 ±0.05

0.95

0.20 REF.

Pin 1 ID

0.0 - 0.05

2.85 REF

3.60 ±0.10

Exposed metal pad

should be left floating.

4.30

0.45

0.95

Recommended PCB Footprint

0.60

0.30 ±0.1

Note: All dimensions in millimeters. The exposed pad should be left floating.

TDFN Package Marking Scheme for Body Size 4.0mm x 4.5mm

Legend:

R=Ramtron, G=”green” TDFN package, XXXX=base part number

LLLL= lot code

YY=year, WW=work week

Example: “Green”/RoHS TDFN package, FM25L64B, Lot 0003,

Year 2011, Work Week 07

R5L64B

0003

1107

RGXXXX

LLLL

YYWW