Microchip, 8bit AVR, Microcontrollers Microcontroller, 20MHz, 8 kB Flash, 32-Pin VQFN

View all Microcontrollers

Subtotal (1 tray of 490 units)*

£1,004.50

(exc. VAT)

£1,205.40

(inc. VAT)

Add to Basket
Select or type quantity
Temporarily out of stock
  • Shipping from 11 December 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
Per Tray*
490 +£2.05£1,004.50

*price indicative

RS Stock No.:
199-5351
Mfr. Part No.:
ATMEGA88-20MU
Brand:
Microchip
Find similar products by selecting one or more attributes.
Select all

Brand

Microchip

Family Name

Microcontrollers

Package Type

VQFN

Mounting Type

Surface Mount

Pin Count

32

Device Core

AVR

Data Bus Width

8bit

Program Memory Size

8 kB

Maximum Frequency

20MHz

RAM Size

1 kB

USB Channels

0

Number of PWM Units

1

Number of SPI Channels

2

Number of I2C Channels

1

Number of CAN Channels

0

Number of UART Channels

1

Typical Operating Supply Voltage

1.8 → 5.5 V

Number of USART Channels

1

Pulse Width Modulation

1 (6 Channel)

Dimensions

5 x 5 x 1mm

Width

5mm

Height

1mm

Number of LIN Channels

0

Instruction Set Architecture

RISC

Maximum Number of Ethernet Channels

0

Minimum Operating Temperature

-40 °C

Program Memory Type

Flash

Number of PCI Channels

0

Number of Ethernet Channels

0

Maximum Operating Temperature

+85 °C

Length

5mm

ADCs

8 x 10 bit

Number of ADC Units

1

The Microchip ATmega88 CMOS 8-bit microcontroller is based on the AVR enhanced RISC architecture. It operates on 2.7V to 5.5V voltage range. It features 8 KB ISP Flash memory with read-while-write capabilities, 512B EEPROM, 1 KB SRAM, 23 general purpose I/O lines, 32 general purpose working registers, three flexible timer/counters with compare modes, internal and external interrupts, serial programmable USART, a byte-oriented Two-Wire serial interface, SPI serial port, 6-channel 10-bit A/D converter (8-channels in TQFP and QFN/MLF packages), programmable watchdog timer with internal oscillator, and five software selectable power saving modes.

Up to 20 MIPS throughput at 20MHz
On-chip 2-cycle multiplier
In-system programming by on-chip boot program
Programming lock for software security
Two 8-bit timer/counters with separate prescaler and compare mode
One 16-bit timer/counter with separate prescaler, compare mode, and capture mode
Master/slave SPI serial interface
Byte-oriented 2-wire serial interface
Programmable watchdog timer with separate on-chip oscillator
On-chip analog comparator
Interrupt and wake-up on pin change
DebugWIRE on-chip debug system
Power-on reset and programmable brown-out detection
Internal calibrated oscillator
External and internal interrupt sources
32-pad QFN/MLF package

Related links