ATMEGA328P-MMHRAlternatives & Equivalent Parts
About ATMEGA328P-MMHR
ATMEGA328P-MMHR is a Integrated Circuit component manufactured by Microchip. It comes in a Quad Flat No-Lead package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Need pricing on these alternatives?
Get one quote covering this alternative for ATMEGA328P-MMHR — response within 24 hours.
Specification Comparison
| Parameter | ATMEGA328P-MMHRSource | ATMEGA328P-MMH |
|---|---|---|
| Manufacturer | Microchip | Microchip |
| Package Type | Quad Flat No-Lead | Quad Flat No-Lead |
| Pin Count | 28 | 28 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $2.1000 | $2.1200 |
| Stock | In Stock | In Stock |
| Lifecycle | NOT RECOMMENDED | NOT RECOMMENDED |
| Electrical Parameters | ||
| Pbfree Code | Yes | Yes |
| Manufacturer Package Code | VQFN-28 | VQFN-28 |
| Factory Lead Time | 7 Weeks | 7 Weeks |
| YTEOL | 3 | 3 |
| Has ADC | YES | YES |
| Additional Feature | IT ALSO OPERATES 1.8V AT 4 MHZ | IT ALSO OPERATES 1.8V AT 4 MHZ |
| Bit Size | 8 | 8 |
| Boundary Scan | NO | NO |
| CPU Family | AVR RISC | AVR RISC |
| Clock Frequency-Max | 20 MHz | 20 MHz |
| DAC Channels | NO | NO |
| DMA Channels | NO | NO |
| Format | FIXED POINT | FIXED POINT |
| Integrated Cache | NO | NO |
| JESD-30 Code | S-PQCC-N28 | S-PQCC-N28 |
| JESD-609 Code | e4 | e4 |
| Low Power Mode | YES | YES |
| Number of External Interrupts | 2 | 2 |
| Number of I/O Lines | 23 | 23 |
| Number of Serial I/Os | 1 | 1 |
| Number of Timers | 3 | 3 |
| On Chip Data RAM Width | 8 | 8 |
| On Chip Program ROM Width | 16 | 16 |
| PWM Channels | YES | YES |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | LCC28,.16SQ,18 | LCC28,.16SQ,18 |
| Package Shape | SQUARE | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Qualification Status | Not Qualified | Not Qualified |
| RAM (bytes) | 2048 | 2048 |
| RAM (words) | 2048 | 2048 |
| ROM (words) | 16384 | 16384 |
| ROM Programmability | FLASH | FLASH |
| Speed | 20 MHz | 20 MHz |
| Supply Current-Max | 2.7 mA | 2.7 mA |
| Supply Voltage-Max | 5.5 V | 5.5 V |
| Supply Voltage-Min | 5 V | 5 V |
| Supply Voltage-Nom | 5 V | 5 V |
| Surface Mount | YES | YES |
| Technology | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | NO LEAD | NO LEAD |
| Terminal Pitch | 0.45 mm | 0.45 mm |
| Terminal Position | QUAD | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
| ## ATMEGA328P-MMH Alternates Showing results | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering this alternative for ATMEGA328P-MMHR — response within 24 hours.
Quick Links
RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQCC28
Why Look for Alternatives?
Finding alternatives for ATMEGA328P-MMHR is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating ATMEGA328P-MMHR replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
Can't Find What You Need?
Our sourcing team can help find compatible alternatives for ATMEGA328P-MMHR. Get expert recommendations within 24 hours.
FAQ
What is equivalent to ATMEGA328P-MMHR?
Known equivalents for ATMEGA328P-MMHR include ATMEGA328P-MMH. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of ATMEGA328P-MMHR?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify ATMEGA328P-MMHR alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.