EFM32WG840F128 Energy Micro, EFM32WG840F128 Datasheet - Page 59

• Manufacturer Part Number: EFM32WG840F128
• Description: ARM Microcontrollers - MCU 128kb flash 32kb RAM
• Manufacturer: Energy Micro

Specifications of EFM32WG840F128

• Rohs: yes
• Core: ARM Cortex M4F
• Processor Series: EFM32WG840
• Data Bus Width: 32 bit
• Maximum Clock Frequency: 48 MHz
• Program Memory Size: 128 KB
• Data Ram Size: 32 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 1.85 V to 3.8 V
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: QFN-64
• Mounting Style: SMD/SMT

6 Chip Marking, Revision and Errata
6.1 Chip Marking
6.2 Revision
6.3 Errata
2012-09-11 - EFM32WG840FXX - d0195_Rev1.00
In the illustration below package fields and position are shown.
Figure 6.1. Example Chip Marking
The revision of a chip can be determined from the "Revision" field in Figure 6.1 (p. 59) . If the revision
says "ES" (Engineering Sample), the revision must be read out electronically as specified in the reference
manual.
No known errata for the EFM32WG840.
Preliminary
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