ATTINY44A-MMHAlternatives & Equivalent Parts
About ATTINY44A-MMH
ATTINY44A-MMH 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.
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Specification Comparison
| Parameter | ATTINY44A-MMHSource | ATTINY44A-MU | ATTINY44-20MU |
|---|---|---|---|
| Manufacturer | Microchip | Microchip | Microchip |
| Package Type | Quad Flat No-Lead | Quad Flat No-Lead | Quad Flat No-Lead |
| Pin Count | 20 | 20 | 20 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $0.7100 | $0.6800 | $1.4588 |
| Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||
| Pbfree Code | Yes | Yes | Yes |
| Manufacturer Package Code | VQFN-20 | WQFN-20 | WQFN-20 |
| Factory Lead Time | 7 Weeks | 4 Weeks | 7 Weeks |
| YTEOL | 14 | 14 | 14 |
| Has ADC | YES | YES | YES |
| Additional Feature | ALSO OPERATES AT 1.8V MINIMUM SUPPLY AT 4 MHZ | ALSO OPERATES AT 1.8V MINIMUM SUPPLY AT 4 MHZ | OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ |
| Bit Size | 8 | 8 | 8 |
| Boundary Scan | NO | NO | NO |
| CPU Family | AVR RISC | AVR | AVR RISC |
| Clock Frequency-Max | 20 MHz | 20 MHz | 20 MHz |
| DAC Channels | NO | NO | NO |
| DMA Channels | NO | — | NO |
| Format | FIXED POINT | FIXED POINT | FIXED POINT |
| Integrated Cache | NO | NO | NO |
| JESD-30 Code | S-PQCC-N20 | S-PQCC-N20 | S-PQCC-N20 |
| JESD-609 Code | e4 | e3 | e3 |
| Low Power Mode | YES | YES | YES |
| Number of External Interrupts | 1 | 1 | 13 |
| Number of I/O Lines | 12 | 12 | 12 |
| Number of Serial I/Os | 5 | — | — |
| Number of Timers | 2 | 2 | 2 |
| On Chip Data RAM Width | 8 | 8 | 8 |
| On Chip Program ROM Width | 16 | 8 | 8 |
| PWM Channels | YES | YES | YES |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | LCC20,.12SQ,18 | LCC20,.16SQ,20 | LCC20,.16SQ,20 |
| Package Shape | SQUARE | SQUARE | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified |
| RAM (bytes) | 256 | 256 | 256 |
| ROM (words) | 512 | 4096 | 4096 |
| ROM Programmability | FLASH | FLASH | FLASH |
| Speed | 20 MHz | 20 MHz | 20 MHz |
| Supply Current-Max | 7 mA | 7 mA | 9 mA |
| Supply Voltage-Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage-Min | 5 V | 4.5 V | 5 V |
| Supply Voltage-Nom | 5 V | 5 V | 5 V |
| Surface Mount | YES | YES | YES |
| Technology | CMOS | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | NO LEAD | NO LEAD | NO LEAD |
| Terminal Pitch | 0.45 mm | 0.5 mm | 0.5 mm |
| Terminal Position | QUAD | QUAD | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
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 all 2 alternatives for ATTINY44A-MMH — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for ATTINY44A-MMH 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 ATTINY44A-MMH 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.
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FAQ
What is equivalent to ATTINY44A-MMH?
Known equivalents for ATTINY44A-MMH include ATTINY44A-MU, ATTINY44-20MU. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of ATTINY44A-MMH?
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 ATTINY44A-MMH 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.