20 MHz Microcontrollers - MCU

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Description Datasheet Availability Pricing (SGD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS Mounting Style
Package/Case
Core
Data Bus Width
Maximum Clock Frequency
Program Memory Size
Data RAM Size
ADC Resolution
Number of I/Os
Supply Voltage - Min
Supply Voltage - Max
Maximum Operating Temperature
Qualification
Packaging
Microchip Technology 8-bit Microcontrollers - MCU AVR 4K FLASH 256B EE 20MHZ TEMP GRN 1.8V
Datasheet
82In Stock
Min.: 1
Mult.: 1

SMD/SMT MLF-32 AVR 8 bit 20 MHz 4 kB 512 B 10 bit 23 I/O 2.7 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU 8kB Flash 0.5kB EEPROM 23 I/O Pins
Datasheet
303In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-32 AVR 8 bit 20 MHz 8 kB 1 kB 10 bit 23 I/O 2.7 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU AVR 8K FLSH 2KB EE 4KB SRAM-20MHz 5V
Datasheet
724In Stock
8,000Expected 20/10/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

SMD/SMT TQFP-32 AVR 8 bit 20 MHz 8 kB 1 kB 10 bit 23 I/O 2.7 V 5.5 V + 85 C Reel, Cut Tape, MouseReel
Microchip Technology 8-bit Microcontrollers - MCU 2K FLASH 128B EE 128B SRAM 1 UART
Datasheet
2,796In Stock
Min.: 1
Mult.: 1

SMD/SMT SOIC-20 AVR 8 bit 20 MHz 2 kB 128 B No ADC 18 I/O 1.8 V 5.5 V + 85 C Tube

Microchip Technology 8-bit Microcontrollers - MCU 4KB FLSH 256B EE256B SRAM-20MHz, IND 5V
Datasheet
3,728In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

SMD/SMT TSSOP-8 AVR 8 bit 20 MHz 4 kB 256 B 10 bit 6 I/O 2.7 V 5.5 V + 85 C Reel, Cut Tape, MouseReel
Microchip Technology 8-bit Microcontrollers - MCU AVR 4K FLSH 256B EE 256B SRAM ADC 5V
Datasheet
337In Stock
Min.: 1
Mult.: 1

SMD/SMT SOIC-20 AVR 8 bit 20 MHz 4 kB 256 B 10 bit 16 I/O 2.7 V 5.5 V + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU 3.5KB 128 RAM 33 I/O
Datasheet
435In Stock
4,800Expected 16/11/2026
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 PIC16 8 bit 20 MHz 3.5 kB 128 B 10 bit 33 I/O 4 V 5.5 V + 85 C Tray
Renesas Electronics 16-bit Microcontrollers - MCU MCU 2/5V 128K+2KB Pb-free 64-LQFP TRAY
Datasheet
149In Stock
Min.: 1
Mult.: 1

SMD/SMT R8C/Tiny 16 bit 20 MHz 128 kB 7.5 kB 10 bit 55 I/O 2.2 V 5.5 V + 85 C Tray

Microchip Technology 8-bit Microcontrollers - MCU SINGLE CYCLE 2K FLASH-20MHZ 2.4-5.5V
Datasheet
8In Stock
Min.: 1
Mult.: 1

SMD/SMT TSSOP-20 8051 8 bit 20 MHz 2 kB 256 B 15 I/O 2.4 V 5.5 V + 85 C Tube

Microchip Technology 8-bit Microcontrollers - MCU SINGLE CYCLE 4K FLASH-20MHZ 2.4-5.5V
Datasheet
254In Stock
1,134On Order
Min.: 1
Mult.: 1

Through Hole PDIP-20 8051 8 bit 20 MHz 4 kB 256 B No ADC 15 I/O 2.4 V 5.5 V + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU Single Cycle 8051 4K ISP FL
Datasheet
130In Stock
480Expected 28/9/2026
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 8051 8 bit 20 MHz 4 kB 256 B No ADC 36 I/O 2.4 V 5.5 V + 85 C Tray

Microchip Technology 8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
Datasheet
143In Stock
135On Order
Min.: 1
Mult.: 1

SMD/SMT PLCC-44 8051 8 bit 20 MHz 64 kB 256 B 10 bit 40 I/O 2.4 V 5.5 V + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
Datasheet
89In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-40 8051 8 bit 20 MHz 64 kB 256 B 10 bit 40 I/O 2.4 V 5.5 V + 85 C Tube
Microchip Technology ARM Microcontrollers - MCU LQFP GRN IND TMP MRLC
Datasheet
124In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM7TDMI 32 bit 20 MHz 128 kB 32 kB 10 bit 62 I/O 1.65 V 1.95 V + 85 C Tray

Microchip Technology 8-bit Microcontrollers - MCU 20MHz, 16KB, TQFP
Datasheet
1,155In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-32 AVR 8 bit 20 MHz 16 kB 2 kB 10 bit 27 I/O 1.8 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU 20MHz, 16KB, TQFP
Datasheet
928In Stock
Min.: 1
Mult.: 1
: 2,000

SMD/SMT TQFP-32 AVR 8 bit 20 MHz 16 kB 2 kB 10 bit 27 I/O 1.8 V 5.5 V + 85 C Reel, Cut Tape
Microchip Technology 8-bit Microcontrollers - MCU 20MHz, 16KB, TQFP
Datasheet
675In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-48 AVR 8 bit 20 MHz 16 kB 2 kB 10 bit 41 I/O 1.8 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU 20MHz, 16KB, TQFP
Datasheet
150In Stock
2,500Expected 3/9/2026
Min.: 1
Mult.: 1
: 2,500

SMD/SMT TQFP-48 AVR 8 bit 20 MHz 16 kB 2 kB 10 bit 41 I/O 1.8 V 5.5 V + 85 C Reel, Cut Tape
Microchip Technology 8-bit Microcontrollers - MCU 20 MHZ, TQFP, 105C, GREEN T&R
Datasheet
472In Stock
Min.: 1
Mult.: 1
: 2,000

SMD/SMT TQFP-32 AVR 8 bit 20 MHz 16 kB 1 kB 10 bit 27 I/O 1.8 V 5.5 V + 105 C Reel, Cut Tape
Microchip Technology 8-bit Microcontrollers - MCU 20MHz, 32KB, TQFP
Datasheet
392In Stock
2,500Expected 7/9/2026
Min.: 1
Mult.: 1
: 2,500

SMD/SMT TQFP-48 AVR 8 bit 20 MHz 32 kB 4 kB 10 bit 41 I/O 1.8 V 5.5 V + 125 C Reel, Cut Tape
Microchip Technology 8-bit Microcontrollers - MCU AVR 32K FLSH 2K SRAM 1KB EE-20MHz IND
Datasheet
180In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-100 AVR 8 bit 20 MHz 32 kB 2 kB 10 bit 69 I/O 1.8 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU AVR 32K FL 2K SRAM 1KB EE 20MHz Ind Grn
Datasheet
104In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 AVR 8 bit 20 MHz 32 kB 2 kB 10 bit 54 I/O 1.8 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU ATMEGA328PB 20MHZ Extd. Temp
Datasheet
562In Stock
12,000On Order
Min.: 1
Mult.: 1

SMD/SMT TQFP-32 AVR 8 bit 20 MHz 32 kB 2 kB 10 bit 27 I/O 1.8 V 5.5 V + 105 C AEC-Q100 Tray
Microchip Technology 8-bit Microcontrollers - MCU AVR 32K FL 2K SRAM 1KB EE 20 MHZ GRN
Datasheet
243In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-100 AVR 8 bit 20 MHz 32 kB 2 kB 10 bit 54 I/O 1.8 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU AVR 32K FLSH 2K SRAM 1KB EE-20MHz IND
Datasheet
6In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

SMD/SMT TQFP-64 AVR 8 bit 20 MHz 32 kB 2 kB 10 bit 54 I/O 1.8 V 5.5 V + 85 C Reel, Cut Tape, MouseReel