ATMEGA168A-MUAlternatives & Equivalent Parts
About ATMEGA168A-MU
ATMEGA168A-MU 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.
Specification Comparison
| Parameter | ATMEGA168A-MUSource | OP07DNZ | TL431CZ | ATMEGA168PA-MU | ATMEGA168P-20MU |
|---|---|---|---|---|---|
| Manufacturer | Microchip | Analog Devices | STMicroelectronics | Microchip | Microchip |
| Package Type | Quad Flat No-Lead | Dual-In-Line Packages | Other | Quad Flat No-Lead | Quad Flat No-Lead |
| Pin Count | 32 | 8 | 3 | 32 | 32 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 125.0°C | ~ 70.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $1.5600 | $0.8750 | — | $1.3454 | $2.7947 |
| Electrical Parameters | |||||
| Pbfree Code | Yes | No | — | Yes | Yes |
| Manufacturer Package Code | VQFN-32 | N-8 | — | VQFN-32 | VQFN-32 |
| Factory Lead Time | 8 Weeks | — | 10 Weeks | 7 Weeks | 8 Weeks |
| YTEOL | 14 | 10 | 6.5 | 14 | 13 |
| Has ADC | YES | — | — | YES | YES |
| Additional Feature | IT ALSO OPERATES 1.8V AT 4 MHZ | — | THE OUTPUT VOLTAGE MAY BE SET TO ANY VALUE BETWEEN 2.5V AND 36V WITH TWO EXTERNAL RESISTORS | IT ALSO OPERATES 1.8V 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 RISC | AVR RISC |
| Clock Frequency-Max | 20 MHz | — | — | 20 MHz | 20 MHz |
| DAC Channels | NO | — | — | NO | NO |
| DMA Channels | NO | — | — | NO | NO |
| Format | FIXED POINT | — | — | FIXED POINT | FIXED POINT |
| Integrated Cache | NO | — | — | NO | NO |
| JESD-30 Code | S-PQCC-N32 | R-PDIP-T8 | O-PBCY-T3 | S-PQCC-N32 | S-XQCC-N32 |
| JESD-609 Code | e3 | e3 | e3 | e3 | e3 |
| Low Power Mode | YES | — | — | YES | YES |
| Number of External Interrupts | 2 | — | — | 2 | 2 |
| Number of I/O Lines | 23 | — | — | 23 | 23 |
| Number of Serial I/Os | 1 | — | — | 1 | 1 |
| Number of Timers | 3 | — | — | 3 | 3 |
| On Chip Data RAM Width | 8 | — | — | 8 | 8 |
| On Chip Program ROM Width | 16 | — | — | 16 | 16 |
| PWM Channels | YES | — | — | YES | YES |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | UNSPECIFIED |
| Package Equivalence Code | LCC32,.2SQ,20 | DIP8,.3 | SIP3,.1,50 | LCC32,.2SQ,20 | LCC32,.2SQ,20 |
| Package Shape | SQUARE | RECTANGULAR | ROUND | SQUARE | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | IN-LINE | CYLINDRICAL | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 | — | NOT SPECIFIED | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| RAM (bytes) | 1024 | — | — | 1024 | 1024 |
| RAM (words) | 1024 | — | — | 1024 | — |
| ROM (words) | 8192 | — | — | 8192 | 8192 |
| ROM Programmability | FLASH | — | — | FLASH | FLASH |
| Speed | 20 MHz | — | — | 20 MHz | 20 MHz |
| Supply Current-Max | 12 mA | 1.85 mA | — | 2.7 mA | 9 mA |
| Supply Voltage-Max | 5.5 V | — | — | 5.5 V | 5.5 V |
| Supply Voltage-Min | 5 V | — | — | 5 V | 4.5 V |
| Supply Voltage-Nom | 5 V | — | — | 5 V | 5 V |
| Surface Mount | YES | NO | NO | YES | YES |
| Technology | CMOS | BIPOLAR | BIPOLAR | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | AUTOMOTIVE | COMMERCIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) - annealed | Matte Tin (Sn) - annealed | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | NO LEAD | THROUGH-HOLE | THROUGH-HOLE | NO LEAD | NO LEAD |
| Terminal Pitch | 0.5 mm | 2.54 mm | 1.27 mm | 0.5 mm | 0.5 mm |
| Terminal Position | QUAD | DUAL | BOTTOM | QUAD | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 40 | — | NOT SPECIFIED | 40 | 40 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | — | — | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
| ## ATMEGA168A-MU Alternates Showing results | Image | — | — | — | — |
| Amplifier Type | — | OPERATIONAL AMPLIFIER | — | — | — |
| Architecture | — | VOLTAGE-FEEDBACK | — | — | — |
| Average Bias Current-Max (IIB) | — | 0.001 µA | — | — | — |
| Bias Current-Max (IIB) @25C | — | 0.001 µA | — | — | — |
| Common-mode Reject Ratio-Min | — | 120 dB | — | — | — |
| Common-mode Reject Ratio-Nom | — | 127 dB | — | — | — |
| Frequency Compensation | — | YES | — | — | — |
| Input Offset Voltage-Max | — | 350 µV | — | — | — |
| Low-Bias | — | NO | — | — | — |
| Low-Offset | — | YES | — | — | — |
| Micropower | — | NO | — | — | — |
| Neg Supply Voltage Limit-Max | — | -18 V | — | — | — |
| Neg Supply Voltage-Nom (Vsup) | — | -5 V | — | — | — |
| Number of Functions | — | 1 | 1 | — | — |
| Power | — | NO | — | — | — |
| Programmable Power | — | NO | — | — | — |
| Slew Rate-Nom | — | 0.2 V/us | — | — | — |
| Supply Voltage Limit-Max | — | 18 V | — | — | — |
| Supply Voltage-Nom (Vsup) | — | 5 V | — | — | — |
| Unity Gain BW-Nom | — | 600 | — | — | — |
| Voltage Gain-Min | — | 1000000 | — | — | — |
| Wideband | — | NO | — | — | — |
| ## OP07DNZ Alternates Showing results | — | Image | — | — | — |
| Analog IC - Other Type | — | — | TWO TERMINAL VOLTAGE REFERENCE | — | — |
| Number of Outputs | — | — | 1 | — | — |
| Output Current-Max | — | — | 0.1 A | — | — |
| Output Voltage-Max | — | — | 2.567 V | — | — |
| Output Voltage-Min | — | — | 2.423 V | — | — |
| Output Voltage-Nom | — | — | 2.495 V | — | — |
| Supply Current-Max (Isup) | — | — | 100 mA | — | — |
| Temp Coef of Voltage-Max | — | — | 97.338 ppm/°C | — | — |
| Trim/Adjustable Output | — | — | YES | — | — |
| ## TL431CZ Alternates Showing results | — | — | Image | — | — |
| ## ATMEGA168PA-MU Alternates Showing results | — | — | — | Image | — |
| Reach Compliance Code | — | — | — | — | Compliant |
| Screening Level | — | — | — | — | TS 16949 |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQCC32
Why Look for Alternatives?
Finding alternatives for ATMEGA168A-MU 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.
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What is equivalent to ATMEGA168A-MU?
Known equivalents for ATMEGA168A-MU include OP07DNZ, TL431CZ, ATMEGA168PA-MU. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of ATMEGA168A-MU?
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 ATMEGA168A-MU 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.