FM25CL64B - 64Kb 3V SPI F-RAM
8-pin TDFN (4.0mm x 4.5mm body, 0.95mm pitch)
Exposed metal pad
should be left floating.
4.50 ±0.1
3.60 ±0.10
Pin 1 ID
Pin 1
0.30 ±0.1
2.85 REF
0.0 - 0.05
0.75 ±0.05
0.20 REF.
Recommended PCB Footprint
0.95
0.40 ±0.05
4.30
0.60
0.45
0.95
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
RGXXXX
LLLL
YYWW
YY=year, WW=work week
Example: “Green”/RoHS TDFN package, FM25L64B, Lot 0003,
Year 2011, Work Week 07
R5L64B
0003
1107
Rev. 1.2
Feb. 2011
Page 13 of 14
RAMTRON [ RAMTRON INTERNATIONAL CORPORATION ]
