Datasheet EFM8SB2 (Silicon Labs) - 3

EFM8SB2 Data Sheet Ordering Information
2. Ordering Information EFM8 SB2 0 F 64 G – A – QFN32 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 Sleepy Bee 2 Family Silicon Labs EFM8 Product Line Figure 2.1. EFM8SB2 Part Numbering
All EFM8SB2 family members have the following features: • CIP-51 Core running up to 25 MHz • Three Internal Oscillators (24.5 MHz, 20 MHz, and 16 kHz) • SMBus / I2C • 2 x SPI • UART • 6-Channel Programmable Counter Array (PWM, Clock Generation, Capture/Compare) • 4 16-bit Timers • 2 Analog Comparators • 6-bit programmable current reference • 10-bit Analog-to-Digital Converter with integrated multiplexer, voltage reference, and temperature sensor • Low-current 32 kHz oscillator and Real Time Clock • 16-bit CRC Unit • Pre-loaded UART bootloader In addition to these features, each part number in the EFM8SB2 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 Ordering Part Number Flash Memory (kB) RAM (Bytes) Digital Port I/Os (Total) ADC Channels Comparator Inputs Pb-free (RoHS Compliant) Temperature Range Package
EFM8SB20F64G-B-QFN32 64 4352 24 23 12 Yes -40 to +85 C QFN32 EFM8SB20F64G-B-QFP32 64 4352 24 23 12 Yes -40 to +85 C QFP32 EFM8SB20F64G-B-QFN24 64 4352 16 15 8 Yes -40 to +85 C QFN24 EFM8SB20F32G-B-QFN32 32 4352 24 23 12 Yes -40 to +85 C QFN32 EFM8SB20F32G-B-QFP32 32 4352 24 23 12 Yes -40 to +85 C QFP32 EFM8SB20F32G-B-QFN24 32 4352 16 15 8 Yes -40 to +85 C QFN24
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| Smart. Connected. Energy-friendly. Rev. 1.2 | 2 Document Outline 1. Feature List 2. Ordering Information 3. System Overview 3.1 Introduction 3.2 Power 3.3 I/O 3.4 Clocking 3.5 Counters/Timers and PWM 3.6 Communications and Other Digital Peripherals 3.7 Analog 3.8 Reset Sources 3.9 Debugging 3.10 Bootloader 4. Electrical Specifications 4.1 Electrical Characteristics 4.1.1 Recommended Operating Conditions 4.1.2 Power Consumption 4.1.3 Reset and Supply Monitor 4.1.4 Flash Memory 4.1.5 Power Management Timing 4.1.6 Internal Oscillators 4.1.7 Crystal Oscillator 4.1.8 External Clock Input 4.1.9 ADC 4.1.10 Voltage References 4.1.11 Temperature Sensor 4.1.12 Comparators 4.1.13 Programmable Current Reference (IREF0) 4.1.14 Port I/O 4.2 Thermal Conditions 4.3 Absolute Maximum Ratings 4.4 Typical Performance Curves 5. Typical Connection Diagrams 5.1 Power 5.2 Debug 5.3 Other Connections 6. Pin Definitions 6.1 EFM8SB2x-QFN32 Pin Definitions 6.2 EFM8SB2x-QFN24 Pin Definitions 6.3 EFM8SB2x-QFP32 Pin Definitions 7. QFN32 Package Specifications 7.1 QFN32 Package Dimensions 7.2 QFN32 PCB Land Pattern 7.3 QFN32 Package Marking 8. QFN24 Package Specifications 8.1 QFN24 Package Dimensions 8.2 QFN24 PCB Land Pattern 8.3 QFN24 Package Marking 9. QFP32 Package Specifications 9.1 QFP32 Package Dimensions 9.2 QFP32 PCB Land Pattern 9.3 QFP32 Package Marking 10. Revision History 10.1 Revision 1.2 10.2 Revision 1.1 Table of Contents