EFR32FG1 Datasheet, PDF (96/101 Pages) Silicon Laboratories – Electronic Shelf Labels

8.3 QFN32 Package Marking
EFR32FG1 Flex Gecko Proprietary Protocol SoCFamily Data Sheet
QFN32 Package Specifications
EFR32
PPPPPPPPP
YYWWTTTTTT
Figure 8.3. QFN32 Package Marking
The package marking consists of:
• PPPPPPPPP – The part number designation.
1. Family Code (B | M | F)
2. G (Gecko)
3. Generation (1)
4. Feature Code (3 | 2 | 1)
5. TRX Code (3 = TXRX | 2= RX | 1 = TX)
6. Band (1 = Sub-GHz | 2 = 2.4 GHz | 3 = Dual-band)
7. Flash (G = 256K | F = 128K | E = 64K | D = 32K)
8. Temperature Grade (G = -40 to 85 | I = -40 to 125)
• YY – The last 2 digits of the assembly year.
• WW – The 2-digit workweek when the device was assembled.
• TTTTTT – A trace or manufacturing code. The first letter is the device revision.
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