FM3130 Integrated RTC/Alarm with 64Kb FRAM
8-pin TDFN (3.0 mm x 6.4 mm body, 0.65mm pitch)
Exposed
metal pad.
Do not
connect to
anything,
except Vss.
Pin 1 ID
Pin 1
3.00 ±0.1
0.75 ±0.05
0.0 - 0.05
0.20 REF.
0.65
0.25 ±0.05
Note: All dimensions in millimeters. This package is footprint compatible with the 8-pin TSSOP.
TDFN Package Marking Scheme for Body Size 3mm x 6.4mm
Legend:
RIC=Ramtron Int’l Corp, G=”green” TDFN package
RICG
XXXX
LLLL
YYWW
XXXX=base part number
LLLL= lot code
YY=year, WW=work week
Example: “Green” TDFN package, FM3130, Lot 0003, Year 2006, Work Week 33
RICG
3130
0003
0633
Rev. 1.0
Sept. 2006
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