ATMEGA48P-20PUAlternatives & Equivalent Parts
About ATMEGA48P-20PU
ATMEGA48P-20PU is a Integrated Circuit component manufactured by Microchip. It comes in a Dual-In-Line Packages 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 all 6 alternatives for ATMEGA48P-20PU — response within 24 hours.
Specification Comparison
| Parameter | ATMEGA48P-20PUSource | ATMEGA48V-10AU | ATF1504AS-10AU100 | SST39SF040-70-4C-PHE | ATMEGA48-20PU | ATMEGA48PA-PU | ATMEGA48A-PU |
|---|---|---|---|---|---|---|---|
| Manufacturer | Microchip | Microchip | Microchip | Microchip | Microchip | Microchip | Microchip |
| Package Type | Dual-In-Line Packages | Quad Flat Packages | Quad Flat Packages | Dual-In-Line Packages | Dual-In-Line Packages | Dual-In-Line Packages | Dual-In-Line Packages |
| Pin Count | 28 | 32 | 100 | 32 | 28 | 28 | 28 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | ~ 70.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $1.9900 | $1.6888 | $4.9472 | $2.6600 | $1.8900 | $1.8000 | $1.9900 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | OBSOLETE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | OBSOLETE |
| Electrical Parameters | |||||||
| Pbfree Code | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Factory Lead Time | 28 Weeks | 7 Weeks | 10 Weeks | 14 Weeks | 6 Weeks | 6 Weeks | — |
| YTEOL | 0 | 14 | 14 | 0 | 14 | 14 | 0 |
| Has ADC | YES | YES | — | — | YES | YES | YES |
| Additional Feature | OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ | — | POWER -UP RESET; SECURITY FUSE | — | — | IT ALSO OPERATES 1.8V AT 4 MHZ | IT ALSO OPERATES 1.8V AT 4 MHZ |
| Bit Size | 8 | 8 | — | — | 8 | 8 | 8 |
| Boundary Scan | NO | NO | — | — | NO | NO | NO |
| CPU Family | AVR RISC | AVR RISC | — | — | AVR RISC | AVR RISC | AVR RISC |
| Clock Frequency-Max | 20 MHz | 10 MHz | 125 MHz | — | 20 MHz | 20 MHz | 20 MHz |
| DAC Channels | NO | NO | — | — | NO | NO | NO |
| DMA Channels | NO | NO | — | — | NO | NO | NO |
| Format | FIXED POINT | FIXED POINT | — | — | FIXED POINT | FIXED POINT | FIXED POINT |
| Integrated Cache | NO | NO | — | — | NO | NO | NO |
| JESD-30 Code | R-PDIP-T28 | S-PQFP-G32 | S-PQFP-G100 | R-PDIP-T32 | R-PDIP-T28 | R-PDIP-T28 | R-PDIP-T28 |
| JESD-609 Code | e3 | e3 | e3 | — | e3 | e3 | e3 |
| Low Power Mode | YES | YES | — | — | YES | YES | YES |
| Number of External Interrupts | 2 | 2 | — | — | 2 | 2 | 2 |
| Number of I/O Lines | 23 | 23 | 64 | — | 23 | 23 | 23 |
| Number of Serial I/Os | 1 | 1 | — | — | 1 | 1 | 1 |
| Number of Timers | 3 | 3 | — | — | 3 | 3 | 3 |
| On Chip Data RAM Width | 8 | 8 | — | — | 8 | 8 | 8 |
| On Chip Program ROM Width | 8 | 8 | — | — | 8 | 8 | 8 |
| PWM Channels | YES | YES | — | — | YES | YES | YES |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | DIP28,.3 | TQFP32,.35SQ,32 | TQFP100,.63SQ | DIP32,.6 | DIP28,.3 | DIP28,.3 | DIP28,.3 |
| Package Shape | RECTANGULAR | SQUARE | SQUARE | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | IN-LINE | FLATPACK, THIN PROFILE | FLATPACK, THIN PROFILE, FINE PITCH | IN-LINE | IN-LINE | IN-LINE | IN-LINE |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| RAM (bytes) | 512 | 512 | — | — | 512 | 512 | 512 |
| ROM (words) | 4096 | 4096 | — | — | 4096 | 4096 | 4096 |
| ROM Programmability | FLASH | FLASH | — | — | FLASH | FLASH | FLASH |
| Screening Level | TS 16949 | — | — | — | — | — | — |
| Speed | 20 MHz | 20 MHz | — | — | 20 MHz | 20 MHz | 20 MHz |
| Supply Current-Max | 9 mA | 12 mA | — | 0.025 mA | 12 mA | 2.7 mA | 12 mA |
| Supply Voltage-Max | 5.5 V | 5.5 V | 5.5 V | — | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage-Min | 4.5 V | 3 V | 4.5 V | — | 3 V | 5 V | 5 V |
| Supply Voltage-Nom | 5 V | 3 V | 5 V | — | 3 V | 5 V | 5 V |
| Surface Mount | NO | YES | YES | NO | NO | NO | NO |
| Technology | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | — | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | MATTE TIN | Matte Tin (Sn) | Matte Tin (Sn) | — | Matte Tin (Sn) | Matte Tin (Sn) | MATTE TIN |
| Terminal Form | THROUGH-HOLE | GULL WING | GULL WING | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE |
| Terminal Pitch | 2.54 mm | 0.8 mm | 0.5 mm | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm |
| Terminal Position | DUAL | QUAD | QUAD | DUAL | DUAL | DUAL | DUAL |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | — | — | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
| Manufacturer Package Code | — | TQFP-32 | TQFP-100 | PDIP-32 | SPDIP-28 | SPDIP-28 | — |
| Peak Reflow Temperature (Cel) | — | 260 | 260 | — | — | — | — |
| RAM (words) | — | 512 | — | — | 512 | 512 | 512 |
| Time@Peak Reflow Temperature-Max (s) | — | 40 | 40 | — | — | — | — |
| ## ATMEGA48V-10AU Alternates Showing results | — | Image | — | — | — | — | — |
| In-System Programmable | — | — | YES | — | — | — | — |
| JTAG BST | — | — | YES | — | — | — | — |
| Number of Inputs | — | — | 64 | — | — | — | — |
| Number of Macro Cells | — | — | 64 | — | — | — | — |
| Number of Outputs | — | — | 64 | — | — | — | — |
| Number of Product Terms | — | — | 40 | — | — | — | — |
| Organization | — | — | 0 DEDICATED INPUTS, 64 I/O | 512KX8 | — | — | — |
| Output Function | — | — | MACROCELL | — | — | — | — |
| Packing Method | — | — | TRAY | — | — | — | — |
| Programmable Logic Type | — | — | EE PLD | — | — | — | — |
| Propagation Delay | — | — | 10 ns | — | — | — | — |
| ## ATF1504AS-10AU100 Alternates Showing results | — | — | Image | — | — | — | — |
| Access Time-Max | — | — | — | 70 ns | — | — | — |
| Command User Interface | — | — | — | YES | — | — | — |
| Data Polling | — | — | — | YES | — | — | — |
| Endurance | — | — | — | 100000 Write/Erase Cycles | — | — | — |
| Memory Density | — | — | — | 4194304 bit | — | — | — |
| Memory IC Type | — | — | — | FLASH | — | — | — |
| Memory Width | — | — | — | 8 | — | — | — |
| Number of Functions | — | — | — | 1 | — | — | — |
| Number of Sectors/Size | — | — | — | 128 | — | — | — |
| Number of Words | — | — | — | 524288 words | — | — | — |
| Number of Words Code | — | — | — | 512000 | — | — | — |
| Operating Mode | — | — | — | ASYNCHRONOUS | — | — | — |
| Output Characteristics | — | — | — | 3-STATE | — | — | — |
| Parallel/Serial | — | — | — | PARALLEL | — | — | — |
| Programming Voltage | — | — | — | 5 V | — | — | — |
| Sector Size | — | — | — | 4K | — | — | — |
| Standby Current-Max | — | — | — | 0.0001 A | — | — | — |
| Supply Voltage-Max (Vsup) | — | — | — | 5.5 V | — | — | — |
| Supply Voltage-Min (Vsup) | — | — | — | 4.5 V | — | — | — |
| Supply Voltage-Nom (Vsup) | — | — | — | 5 V | — | — | — |
| Toggle Bit | — | — | — | YES | — | — | — |
| Type | — | — | — | NOR TYPE | — | — | — |
| ## SST39SF040-70-4C-PHE 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 all 6 alternatives for ATMEGA48P-20PU — response within 24 hours.
Quick Links
suggested
suggested
suggested
RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PDIP28
RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PDIP28
RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PDIP28
Why Look for Alternatives?
Finding alternatives for ATMEGA48P-20PU 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 ATMEGA48P-20PU 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 ATMEGA48P-20PU. Get expert recommendations within 24 hours.
FAQ
What is equivalent to ATMEGA48P-20PU?
Known equivalents for ATMEGA48P-20PU include ATMEGA48V-10AU, ATF1504AS-10AU100, SST39SF040-70-4C-PHE. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of ATMEGA48P-20PU?
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 ATMEGA48P-20PU 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.