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ATMEGA328P-MMH - Microchip

Description: Atmel ATMEGA328P-MMH, 8bit AVR Microcontroller, 20MHz, 32 kB Flash, 28-Pin QFN

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PCB Footprints
ATMEGA328P-MMH - Microchip PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - VQFN 28M1
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3D Models
ATMEGA328P-MMH - Microchip  - 3D model - Quad Flat No-Lead - VQFN 28M1
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ATMEGA328P-MMH Details

  • Manufacturer Part Number:

    ATMEGA328P-MMH

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Not Recommended

  • Package Description:

    VQFN-28

  • Pin Count:

    28

  • Manufacturer Package Code:

    VQFN-28

  • Country Of Origin:

    South Korea

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.31.00.01

  • Factory Lead Time:

    7 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    3

  • Has ADC:

    YES

  • Additional Feature:

    IT ALSO OPERATES 1.8V AT 4 MHZ

  • Bit Size:

    8

  • Boundary Scan:

    NO

  • CPU Family:

    AVR RISC

  • Clock Frequency-Max:

    20 MHz

  • DAC Channels:

    NO

  • DMA Channels:

    NO

  • Format:

    FIXED POINT

  • Integrated Cache:

    NO

  • JESD-30 Code:

    S-PQCC-N28

  • JESD-609 Code:

    e4

  • Length:

    4 mm

  • Low Power Mode:

    YES

  • Number of External Interrupts:

    2

  • Number of I/O Lines:

    23

  • Number of Serial I/Os:

    1

  • Number of Terminals:

    28

  • Number of Timers:

    3

  • On Chip Data RAM Width:

    8

  • On Chip Program ROM Width:

    16

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • PWM Channels:

    YES

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC28,.16SQ,18

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Qualification Status:

    Not Qualified

  • RAM (bytes):

    2048

  • RAM (words):

    2048

  • ROM (words):

    16384

  • ROM Programmability:

    FLASH

  • Seated Height-Max:

    1 mm

  • Speed:

    20 MHz

  • Supply Current-Max:

    2.7 mA

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    5 V

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.45 mm

  • Terminal Position:

    QUAD

  • Width:

    4 mm

  • uPs/uCs/Peripheral ICs Type:

    MICROCONTROLLER, RISC

ATMEGA328P-MMH Frequently Asked Questions (FAQs)

  • The maximum clock frequency for the ATMEGA328P-MMH is 20 MHz.
  • Yes, the ATMEGA328P-MMH can operate at 3.3V, but the maximum clock frequency will be limited to 12 MHz.
  • The ATMEGA328P-MMH consumes around 0.1 μA in power-down sleep mode and around 1 μA in idle sleep mode.
  • Yes, the ATMEGA328P-MMH can be used with an external crystal oscillator, but the crystal frequency should be between 400 kHz and 16 MHz.
  • The ATMEGA328P-MMH has 32 KB of flash memory, but the maximum amount that can be programmed is around 31.5 KB due to the bootloader and other reserved areas.

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ATMEGA328P-MMH Overview

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About Microchip

Microchip Technology Inc. is a leading manufacturer of microcontrollers and semiconductor devices for a wide range of applications in the aerospace, automotive, consumer electronics, industrial, and medical industries. Alongside a comprehensive product portfolio, Microchip Technology Inc. also provides easy-to-use development tools that enable engineers to create optimal designs quickly with minimal iterations to reduce risk while lowering total system costs to market. Headquartered in Chandler, Arizona, th

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Part Image ATMEGA328P-MMHR Microchip Technology Inc

RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQCC28