ARM Cortex M3 Core Microcontrollers - MCU

Types of Microcontrollers - MCU
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Data Bus Width
Maximum Clock Frequency
Program Memory Size
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Supply Voltage - Max
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Packaging
Silicon Labs ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 450
Mult.: 450

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 48 MHz 256 kB 32 kB 12 bit 81 I/O 1.98 V 3.8 V + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M3 32-bit 40 MHz 1024 kB MCU
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 2,500
Mult.: 2,500
: 2,500

SMD/SMT QFN-48 ARM Cortex M3 32 bit 40 MHz 1.02 MB 256 kB 12 bit 33 I/O 1.8 V 3.8 V + 125 C Reel

Silicon Labs RF Microcontrollers - MCU Sub-GHz Wireless Gecko SoC MCU 256KB
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1,300
Mult.: 1,300

SMD/SMT QFN-64 ARM Cortex M3 32 bit 48 MHz 256 kB 32 kB 12 bit 41 I/O 1.98 V 3.8 V + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-32-bit 80 MHz 256 kB USB MCU
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 2,450
Mult.: 2,450

SMD/SMT QFN-40 ARM Cortex M3 32 bit 80 MHz 256 kB 32 kB 2 x 12 bit 28 I/O 1.8 V 3.6 V + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU 256KB, QFN40
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 2,500
Mult.: 2,500
: 2,500

SMD/SMT QFN-40 ARM Cortex M3 32 bit 80 MHz 256 kB 32 kB 2 x 12 bit 28 I/O 1.8 V 3.6 V + 85 C Reel
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-32-bit 80 MHz 64 kB USB MCU
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 2,450
Mult.: 2,450

SMD/SMT QFN-40 ARM Cortex M3 32 bit 80 MHz 64 kB 16 kB 2 x 12 bit 28 I/O 1.8 V 3.6 V + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU USB, 64KB, QFN40
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 2,500
Mult.: 2,500
: 2,500

SMD/SMT QFN-40 ARM Cortex M3 32 bit 80 MHz 64 kB 16 kB 2 x 12 bit 28 I/O 1.8 V 3.6 V + 85 C Reel
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-32-bit 80 MHz 128 kB USB MCU
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 2,450
Mult.: 2,450

SMD/SMT QFN-40 ARM Cortex M3 32 bit 80 MHz 128 kB 32 kB 2 x 12 bit 28 I/O 1.8 V 3.6 V + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU USB, 128KB, QFN40
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 2,500
Mult.: 2,500
: 2,500

SMD/SMT QFN-40 ARM Cortex M3 32 bit 80 MHz 128 kB 32 kB 2 x 12 bit 28 I/O 1.8 V 3.6 V + 85 C Reel

Silicon Labs ARM Microcontrollers - MCU ARM Cortex-32-bit 80 MHz 128 kB USB EMIF MCU
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1,300
Mult.: 1,300

SMD/SMT QFN-64 ARM Cortex M3 32 bit 80 MHz 128 kB 32 kB 2 x 12 bit 50 I/O 1.8 V 3.6 V + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU USB, 128KB, QFN64
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1
Mult.: 1
: 2,500

SMD/SMT QFN-64 ARM Cortex M3 32 bit 80 MHz 128 kB 32 kB 2 x 12 bit 50 I/O 1.8 V 3.6 V + 85 C Reel, Cut Tape

Silicon Labs ARM Microcontrollers - MCU ARM Cortex-32-bit 80 MHz 256 kB USB EMIF MCU
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1,300
Mult.: 1,300

SMD/SMT QFN-64 ARM Cortex M3 32 bit 80 MHz 256 kB 32 kB 2 x 12 bit 50 I/O 1.8 V 3.6 V + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU USB, 256KB, QFN64
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 2,500
Mult.: 2,500
: 2,500

SMD/SMT QFN-64 ARM Cortex M3 32 bit 80 MHz 256 kB 32 kB 2 x 12 bit 50 I/O 1.8 V 3.6 V + 85 C Reel
Silicon Labs ARM Microcontrollers - MCU USB, 256KB, LGA92
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 2,500
Mult.: 2,500
: 2,500

SMD/SMT LGA-92 ARM Cortex M3 32 bit 80 MHz 256 kB 32 kB 2 x 12 bit 65 I/O 1.8 V 3.6 V + 85 C Reel
STMicroelectronics ARM Microcontrollers - MCU
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 5,000
Mult.: 5,000
: 5,000

SMD/SMT ARM Cortex M3 32 bit 15 MHz 2 MB 50 kbit + 85 C Reel
STMicroelectronics ARM Microcontrollers - MCU Mainstream Value line, Arm Cortex-M3 MCU 64 Kbytes of Flash 24 MHz CPU, motor co
Datasheet
Non-Stocked Lead-Time 52 Weeks
Min.: 1,000
Mult.: 1,000
: 1,000

SMD/SMT ARM Cortex M3 32 bit 24 MHz 128 kB 8 kB 12 bit 51 I/O 2 V 3.6 V + 105 C Reel
STMicroelectronics ARM Microcontrollers - MCU 32BIT CORTEX M3 64PINS 128KB
Datasheet
Non-Stocked Lead-Time 52 Weeks
Min.: 3,840
Mult.: 3,840

ARM Cortex M3 32 bit 2 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU ARM 32Bit Value Line 64-Pin 32kB Flash
Datasheet
Non-Stocked Lead-Time 52 Weeks
Min.: 2,500
Mult.: 2,500
: 2,500

ARM Cortex M3 32 bit 2 V 3.6 V + 85 C Reel
STMicroelectronics ARM Microcontrollers - MCU Mainstream Value line, Arm Cortex-M3 MCU 384 Kbytes of Flash 24 MHz CPU, motor c
Datasheet
Non-Stocked Lead-Time 52 Weeks
Min.: 960
Mult.: 960

SMD/SMT LQFP-64 ARM Cortex M3 32 bit 24 MHz 384 kB 32 kB 12 bit 51 I/O 2 V 3.6 V + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Value line, Arm Cortex-M3 MCU 64 Kbytes of Flash 24 MHz CPU, motor co
Datasheet
Lead-Time 52 Weeks
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 24 MHz 64 kB 8 kB 12 bit 80 I/O 2 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU ARM 32Bit Value Line 100-Pin 32kB Flash
Datasheet
Non-Stocked Lead-Time 52 Weeks
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 24 MHz 256 kB 24 kB 12 bit 80 I/O 2 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU ARM Cortex M3 512kB 16 Timers ADC DAC
Datasheet
Non-Stocked Lead-Time 52 Weeks
Min.: 540
Mult.: 540

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 24 MHz 512 kB 32 kB 12 bit 80 I/O 2 V 3.6 V + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU ARM 32Bit Value Line 144-Pin 512kB Flash
Datasheet
Non-Stocked Lead-Time 52 Weeks
Min.: 360
Mult.: 360

SMD/SMT LQFP-144 ARM Cortex M3 32 bit 24 MHz 512 kB 32 kB 12 bit 112 I/O 2 V 3.6 V + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Access line ARM Cortex-M3 MCU 128Kb
Datasheet
Non-Stocked Lead-Time 40 Weeks
Min.: 1,560
Mult.: 1,560

SMD/SMT UFQFPN-48 ARM Cortex M3 32 bit 36 MHz 128 kB 16 kB 12 bit 37 I/O 2 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 L/D Access Line
Datasheet
Non-Stocked Lead-Time 52 Weeks
Min.: 960
Mult.: 960

SMD/SMT LQFP-64 ARM Cortex M3 32 bit 36 MHz 32 kB 6 kB 12 bit 51 I/O 2 V 3.6 V + 85 C Tray