ATMEGAS128-MD-HP Microchip Integrated Circuit (Quad Flat Packages) In Stock

Name: ATMEGAS128-MD-HP
Brand: Microchip
SKU: ATMEGAS128-MD-HP
Availability: InStock

Rad-Tol 8-bit AVR Microcontroller, 3.3V, 8 MHz with 128 KB Flash, 4 KB EEPROM, 4 KB SRAM, 10-bit ADC, TWI, RTC, 16-bit PWM, USART, SPI and 16-bit Timer/Counter

ACTIVEIntegrated CircuitVerified Jul 2026

Package / Visual Reference

ATMEGAS128-MD-HPQuad Flat Packages

Quick Facts

Manufacturer: Microchip
Package: Quad Flat Packages
Pin Count: 64
Lifecycle: ACTIVE
Datasheet: ATMEGAS128-MD-HP Datasheet PDF
Category: Integrated Circuit
Temp Range: -55.0°C to 125.0°C
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of ATMEGAS128-MD-HP?

Integrated Circuit from Microchip identified by manufacturer part number ATMEGAS128-MD-HP
Documented technical context includes 8-bit for engineering comparison
Package or mechanical reference recorded as Quad Flat Packages for footprint checks
Suitable for BOM sourcing, alternate review, repair stocking, and production procurement workflows
Datasheet-backed context should be matched against voltage, current, timing, package, and lifecycle requirements before approval

What is ATMEGAS128-MD-HP used for?

ATMEGAS128-MD-HP is typically sourced for embedded electronics, industrial controls, communications equipment, and production BOM maintenance where buyers need a manufacturer-traceable integrated circuit with verifiable datasheet context. It is suitable for engineering replacement reviews, prototype builds, and production purchasing workflows that must confirm package fit, lifecycle risk, and key ratings such as 8-bit.

What are the specifications of ATMEGAS128-MD-HP?

Manufacturer Package Code	TQFP-64
Factory Lead Time	10Weeks
Date Of Intro	2017-08-31
YTEOL	19
Has ADC	YES
Address Bus Width	16
Bit Size	8
Boundary Scan	YES
CPU Family	AVR
Clock Frequency-Max	8MHz
DAC Channels	YES
DMA Channels	NO
External Data Bus Width	8
Format	FIXED POINT
Integrated Cache	NO
JESD-30 Code	S-PQFP-G64
JESD-609 Code	e3
Low Power Mode	YES
Number of External Interrupts	8
Number of I/O Lines	53
Number of Serial I/Os	2
Number of Timers	4
On Chip Data RAM Width	8
On Chip Program ROM Width	8
PWM Channels	YES
Package Body Material	PLASTIC/EPOXY
Package Equivalence Code	TQFP64,.63SQ,32
Package Shape	SQUARE
Package Style	FLATPACK, THIN PROFILE
RAM (bytes)	4096
ROM (words)	131072
ROM Programmability	FLASH
Screening Level	TS 16949
Speed	8MHz
Supply Current-Max	19mA
Supply Voltage-Max	3.6V
Supply Voltage-Min	3V
Supply Voltage-Nom	3.3V
Surface Mount	YES
Technology	CMOS
Temperature Grade	MILITARY
Terminal Finish	Matte Tin (Sn)
Terminal Form	GULL WING
Terminal Pitch	0.8mm
Terminal Position	QUAD
Total Dose	30k Rad(Si) V
uPs/uCs/Peripheral ICs Type	MICROCONTROLLER, RISC
Package	Quad Flat Packages

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
ECCN	3A001.a.2.c
HTS Code	8542.31.00.15
Country of Origin	Taiwan

Where can I find the ATMEGAS128-MD-HP datasheet?

ATMEGAS128-MD-HP Datasheet Download

Official datasheet from Microchip

What are equivalent replacements for ATMEGAS128-MD-HP?

Compatible alternatives and drop-in replacements for ATMEGAS128-MD-HP:

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Compare all alternatives & request quotes →

Frequently Asked Questions

Does ATMEGAS128-MD-HP fit designs that require 8-bit?

It can be considered when the target circuit needs a integrated circuit and the engineering review confirms 8-bit against the official datasheet. Buyers should also verify package fit, lifecycle status, and manufacturer traceability before release.

How should buyers verify 8-bit before approving ATMEGAS128-MD-HP?

Compare 8-bit with the schematic requirement, qualified alternates, and procurement documentation before purchasing. The value should be checked together with package information, application temperature needs, and supplier lot traceability.

Which package and sourcing checks matter for ATMEGAS128-MD-HP from Microchip?

The recorded package reference is Quad Flat Packages, so purchasing and engineering teams should confirm footprint compatibility, assembly handling, and approved-source documentation. Keep 8-bit in the review notes so substitutes are screened against the same requirement.

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ATMEGAS128-MD-HP Microchip Integrated Circuit (Quad Flat Packages) In Stock

What are the key features of ATMEGAS128-MD-HP?

What is ATMEGAS128-MD-HP used for?

What are the specifications of ATMEGAS128-MD-HP?

Compliance & Regulatory

Where can I find the ATMEGAS128-MD-HP datasheet?

What are equivalent replacements for ATMEGAS128-MD-HP?

Frequently Asked Questions

Does ATMEGAS128-MD-HP fit designs that require 8-bit?

How should buyers verify 8-bit before approving ATMEGAS128-MD-HP?

Which package and sourcing checks matter for ATMEGAS128-MD-HP from Microchip?

Related Guides

CSD87313DMS Synchronous Buck Power Stage Design Guide

STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection

C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC

STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security

Why Buy from FindMyChip

About Microchip

More from Microchip

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