8051 Core 8-bit Microcontrollers - MCU

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Qty. RoHS ECAD Model Core
Program Memory Size
Data RAM Size
Package/Case
Maximum Clock Frequency
ADC Resolution
Number of I/Os
Supply Voltage - Min
Supply Voltage - Max
Mounting Style
Data Bus Width
Minimum Operating Temperature
Maximum Operating Temperature
Series
Qualification
Packaging

Microchip Technology 8-bit Microcontrollers - MCU C51IC2 32K FLASH I2C 32KHz 3V
Datasheet
Non-Stocked Lead-Time 9 Weeks
Min.: 500
Mult.: 500
: 500

8051 32 kB 1.25 kB PLCC-44 60 MHz No ADC 34 I/O 2.7 V 5.5 V SMD/SMT 8 bit Reel

Microchip Technology 8-bit Microcontrollers - MCU C51IC2 32K FLASH I2C 32KHz 5V
Datasheet
Non-Stocked Lead-Time 9 Weeks
Min.: 500
Mult.: 500
: 500

8051 32 kB 1.25 kB PLCC-44 60 MHz No ADC 34 I/O 2.7 V 5.5 V SMD/SMT 8 bit Reel

Microchip Technology 8-bit Microcontrollers - MCU C51ID2 64K FLASH TWI 32KHz 5V
Datasheet
Non-Stocked Lead-Time 9 Weeks
Min.: 500
Mult.: 500
: 500

8051 64 kB 2 kB PLCC-44 60 MHz No ADC 32 I/O 2.7 V 5.5 V SMD/SMT 8 bit Reel

Microchip Technology 8-bit Microcontrollers - MCU C51RB2 FLASH 3V 16k Ind
Datasheet
Non-Stocked Lead-Time 9 Weeks
Min.: 1
Mult.: 1
: 500

8051 16 kB 1.25 kB PLCC-44 60 MHz No ADC 32 I/O 2.7 V 5.5 V SMD/SMT 8 bit Reel, Cut Tape

Microchip Technology 8-bit Microcontrollers - MCU C51RB2 FLASH 5V 16k ind
Datasheet
Non-Stocked Lead-Time 9 Weeks
Min.: 500
Mult.: 500
: 500

8051 16 kB 1.25 kB PLCC-44 60 MHz No ADC 32 I/O 2.7 V 5.5 V SMD/SMT 8 bit Reel

Microchip Technology 8-bit Microcontrollers - MCU C51RC2 32K FLASH 3V Ind
Datasheet
Non-Stocked Lead-Time 9 Weeks
Min.: 500
Mult.: 500
: 500

8051 32 kB 1.25 kB PLCC-44 60 MHz No ADC 32 I/O 2.7 V 5.5 V SMD/SMT 8 bit Reel

Microchip Technology 8-bit Microcontrollers - MCU C51RC2 32K FLASH 5V Com
Datasheet
Non-Stocked Lead-Time 9 Weeks
Min.: 500
Mult.: 500
: 500

8051 32 kB 1.25 kB PLCC-44 60 MHz No ADC 32 I/O 2.7 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C Reel
Microchip Technology 8-bit Microcontrollers - MCU LO-VLTG 8K ISP FLASH -16MHZ 2.7-5.5V
Datasheet
Lead-Time 9 Weeks
Min.: 1
Mult.: 1

8051 8 kB 256 B PDIP-40 16 MHz No ADC 32 I/O 2.7 V 4 V Through Hole 8 bit - 40 C + 85 C 89LS Tube
Microchip Technology 8-bit Microcontrollers - MCU 32K Flash 3V USB
Datasheet
Non-Stocked Lead-Time 9 Weeks
Min.: 1.000
Mult.: 1.000
: 1.000

8051 32 kB 1 kB SOIC-28 48 MHz No ADC 18 I/O 2.7 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C Reel
Microchip Technology 8-bit Microcontrollers - MCU 8-bit 16K Flash C51RB2
Datasheet
Non-Stocked Lead-Time 8 Weeks
Min.: 100
Mult.: 10

8051 16 kB 1.25 kB PDIP-40 60 MHz No ADC 32 I/O 2.7 V 5.5 V Through Hole 8 bit Tube
Microchip Technology 8-bit Microcontrollers - MCU Single-Cycle 805124K ISP Flash,2.4-5.5V
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 320
Mult.: 160

8051 24 kB 256 B TQFP-44 20 MHz 10 bit 40 I/O 2.4 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU Single-Cycle 8051 64K ISP Flash
Datasheet
Non-Stocked Lead-Time 9 Weeks
Min.: 360
Mult.: 360

8051 64 kB 4.25 kB VQFN-44 20 MHz 10 bit 38 I/O 2.4 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C Tray
Silicon Labs 8-bit Microcontrollers - MCU Next gen available (F380-GQ) 48 MIPS, 64KB,10ADC,USB,48Pin
Datasheet
Non-Stocked Lead-Time 12 Weeks
MouseReel Available
Min.: 1
Mult.: 1
: 500

8051 64 kB 4.25 kB TQFP-48 48 MHz 10 bit 40 I/O 2.7 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C C8051F340 Reel, Cut Tape, MouseReel
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1.533
Mult.: 1.533

8051 64 kB 4.25 kB QFN-32 48 MHz 10 bit 25 I/O 2.7 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C C8051F342 Tube
Silicon Labs 8-bit Microcontrollers - MCU Next gen available (F381-GM) 48 MIPS,64KB,10ADC,USB,32Pin
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1.500
Mult.: 1.500
: 1.500

8051 2.7 V 5.25 V 8 bit C8051F342 Reel
Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 64 kB 8-bit MCU
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1.533
Mult.: 1.533

8051 64 kB 4.25 kB QFN-32 25 MHz 10 bit 25 I/O 2.7 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C C8051F346 Tube
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1.533
Mult.: 1.533

8051 64 kB 4.25 kB LQFP-32 25 MHz 10 bit 25 I/O 2.7 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C C8051F34A Tube
Silicon Labs 8-bit Microcontrollers - MCU Next gen available (F381-GM) 48 MIPS,64KB,10ADC,2xUART, USB,32Pin
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1.500
Mult.: 1.500
: 1.500

8051 2.7 V 5.25 V 8 bit C8051F34A Reel
Silicon Labs 8-bit Microcontrollers - MCU USB-Flash-32k-ADC-QFN32 OTP available (T627-GM)
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1.500
Mult.: 1.500
: 1.500

8051 32 kB 2.25 kB QFN-32 48 MHz 10 bit 25 I/O 2.7 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C C8051F383 Reel
Silicon Labs 8-bit Microcontrollers - MCU USB-Flash-64k-QFN32 OTP available (T626-GM)
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1.500
Mult.: 1.500
: 1.500

8051 64 kB 4.35 kB QFN-32 48 MHz 25 I/O 2.7 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C C8051F385 Reel
Silicon Labs 8-bit Microcontrollers - MCU USB-Flash-32k-QFN32 OTP available (T627-GM)
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1.500
Mult.: 1.500
: 1.500

8051 32 kB 2.3 kB QFN-32 48 MHz 25 I/O 2.7 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C C8051F387 Reel
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1.533
Mult.: 1.533

8051 16 kB 2.25 kB QFN-32 48 MHz 10 bit 25 I/O 2.7 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C C8051F38C Tube
Silicon Labs 8-bit Microcontrollers - MCU 16kB/1kB RAM, 10b ADC, 10b 2xDAC, QFN24
Datasheet
1.497Expected 11/12/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1.500

8051 16 kB 1 kB QFN-24 50 MHz 10 bit 21 I/O 1.8 V 3.6 V SMD/SMT 8 bit - 40 C + 105 C C8051F390 Reel, Cut Tape, MouseReel
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB LFO 8-bit MCU
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1.911
Mult.: 1.911

8051 16 kB 1 kB QFN-24 50 MHz 1.8 V 3.6 V SMD/SMT 8 bit - 40 C + 105 C C8051F391 Tube
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB LFO 8-bit MCU
Datasheet
Lead-Time 12 Weeks
Min.: 1
Mult.: 1

8051 8 kB 1 kB QFN-24 50 MHz 10 bit 21 I/O 1.8 V 3.6 V SMD/SMT 8 bit - 40 C + 105 C C8051F394 Tube