Bulletin #1406251

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W7206F2 Silicon Labs Bulletin rev H

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Bulletin Date: 6/25/2014

Bulletin Effective Date: 6/25/2014

Title: EFM32WG Datasheet Revision Notification

Originator: Ted Batey

Phone: 512-532-5279

Dept: Marketing

Customer Contact: Kathy Haggar

Phone: 512-532-5261

Dept: Sales

Bulletin Details

Description:

Silicon Labs is pleased to announce that version 1.40 of the EFM32WGxxx (Wonder Gecko family)

datasheets are now available. The affected datasheets are: EFM32WG230, EFM32WG232,

EFM32WG280, EFM32WG290, EFM32WG295, EFM32WG330, EFM32WG332, EFM32WG380, EFM32WG390,

EFM32WG395, EFM32WG840, EFM32WG842, EFM32WG880, EFM32WG890, EFM32WG895, EFM32WG940,

EFM32WG942, EFM32WG980, EFM32WG990, EFM32WG995.

The revision includes a number of key changes to existing min/max/typ values that more accurately

reflect the performance of the part. These changes are summarized in Table 1 at the end of this

document. In addition, Table 3.12 HFRCO has a new Footnote 3, ensuring frequency bands above

7MHz will always have some overlap across supply voltage and temperature.

In addition, new min/max data has been added and other minor updates have been made as follows:



Removed "preliminary" markings throughout



Updated Current Consumption information



Updated Power Management information



Updated GPIO information



Updated HFXO information



Updated LFRCO information



Updated HFRCO information and figures



Updated ULFRCO information



Added AUXHFRCO chapter



Updated ADC information



Updated DAC information



Updated OPAMP information



Updated ACMP information



Updated VCMP information



Added EBI chapter

See Table 1 at the end of this document for additional details.

Reason:

Updated specifications based on the results of additional silicon characterization. There are no

changes to the devices delivered to the customer.

Product Identification:

The following orderable part numbers are affected:

EFM32WG230F64-QFN64

EFM32WG230F128-QFN64