EFM8UB2 Datasheet, PDF (3/50 Pages) Silicon Laboratories – The EFM8UB2 highlighted features are listed below

2. Ordering Information
EFM8UB2 Data Sheet
Ordering Information
EFM8 UB2 0 F 64 G – A – QFP48 R
Tape and Reel (Optional)
Package Type
Revision
Temperature Grade G (-40 to +85)
Flash Memory Size – 64 KB
Memory Type (Flash)
Family Feature Set
Universal Bee 2 Family
Silicon Labs EFM8 Product Line
Figure 2.1. EFM8UB2 Part Numbering
All EFM8UB2 family members have the following features:
• CIP-51 Core running up to 48 MHz
• Two Internal Oscillators (48 MHz and 80 kHz)
• USB Full/Low speed Function Controller
• 5 V-In, 3.3 V-Out Regulator
• 2 SMBus/I2C Interfaces
• SPI
• 2 UARTs
• 5-Channel Programmable Counter Array (PWM, Clock Generation, Capture/Compare)
• 6 16-bit Timers
• 2 Analog Comparators
• 10-bit Differential Analog-to-Digital Converter with integrated multiplexer and temperature sensor
• Pre-loaded USB bootloader
In addition to these features, each part number in the EFM8UB2 family has a set of features that vary across the product line. The
product selection guide shows the features available on each family member.
Table 2.1. Product Selection Guide
EFM8UB20F64G-A-QFP48 64
4352 40
32
5
5
Yes Yes Yes -40 to +85 °C QFP48
EFM8UB20F64G-A-QFP32 64
4352 25
20
5
4
—
—
Yes -40 to +85 °C QFP32
EFM8UB20F64G-A-QFN32 64
4352 25
20
5
4
—
—
Yes -40 to +85 °C QFN32
EFM8UB20F32G-A-QFP48 32
2304 40
32
5
5
Yes Yes Yes -40 to +85 °C QFP48
EFM8UB20F32G-A-QFP32 32
2304 25
20
5
4
—
—
Yes -40 to +85 °C QFP32
EFM8UB20F32G-A-QFN32 32
2304 25
20
5
4
—
—
Yes -40 to +85 °C QFN32
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