What is a cross-reference page for ATMEGA168PA-AU?
This page groups mapped replacement options for ATMEGA168PA-AU so buyers and engineers can compare alternatives before requesting a quote or approving a substitute.
Alternative part analysis
ATMEGA168PA-AU replacements, alternatives, and cross reference
Compare mapped replacement and alternative options for ATMEGA168PA-AU, then verify package, specifications, and application fit before approval.
Compare ATMEGA168PA-AU against mapped replacement options
Review package, lifecycle, stock, and MOQ in one view
Move from engineering screening to RFQ without leaving the page
No mapped replacement parts yet
This product currently does not show a published cross-reference list. Use RFQ support if your team needs an alternative part review.
Specification view
Parameter Comparison Chart
A side-by-side view of the source part and its mapped alternatives so buyers and engineers can screen package, availability, lifecycle, and key descriptors before RFQ.
swipe Swipe or scroll horizontally to compare more part numbers
The left column stays visible so buyers can keep the spec label in view while scanning multiple alternatives.
| Parameter Comparison Chart | Current part ATMEGA168PA-AU Microchip Technology |
|---|---|
| Part Number | ATMEGA168PA-AU |
| Manufacturer | Microchip Technology |
| Category | Integrated Circuits (ICs) |
| Subcategory | Embedded - Microcontrollers |
| Package | - |
| Series | AVR® ATmega |
| Key Attributes | - |
| Description | IC MCU 8BIT 16KB FLASH 32TQFP |
| Lifecycle | - |
| Stock | 55,106 |
| Available | 53,001 |
| Min Order | 1 |
| Datasheet | Available |
| DMA Channels | NO |
| Low Power Mode | NO |
| Integrated Cache | NO |
| Boundary Scan | NO |
| Number of External Interrupts | 2 |
| Watchdog Timer | Yes |
| Has ADC | Yes |
| Number of I2C Channels | 1 |
| Number of Serial I/Os | 1 |
| Number of Timers/Counters | 3 |
| Number of PWM Channels | 6 |
| Program Memory Type | Flash |
| Bit Size | 8 |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 4.5V |
| Format | FIXED-POINT |
| Oscillator Type | Internal |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Connectivity | I2C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Data Converter | A/D 8x10b |
| Density | 128 kb |
| Memory Size | 16kB |
| RAM Size | 1K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.8V~5.5V |
| Data Bus Width | 8b |
| Core Size | 8-Bit |
| Program Memory Size | 16KB 8K x 16 |
| Core Processor | AVR |
| Supply Current-Max | 9mA |
| Power Supplies | 2/5V |
| JESD-609 Code | e3 |
| RoHS Status | ROHS3 Compliant |
| REACH SVHC | No SVHC |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
| HTSUS | 8542.31.0001 |
| Contact Plating | Tin |
| Part Status | Active |
| Radiation Hardening | NO |
| Packaging | Tray |
| Pbfree Code | Yes |
| REACH Status | REACH Unaffected |
| ECCN | EAR99 |
| Lead Free | Lead Free |
| Mounting Type | Surface Mount |
| Mount | Surface Mount |
| Published | 1997 |
| Factory Lead Time | 6 Weeks |
| Reflow Temperature-Max (s) | 40 |
| Number of Pins | 32 |
| Number of Terminations | 32 |
| Number of ADC Channels | 8 |
| Termination | SMD/SMT |
| Categories | Integrated Circuits (ICs) |
| Length | 7mm |
| Width | 7mm |
| Peak Reflow Temperature (Cel) | 260 |
| Terminal Form | GULL WING |
| Supply Voltage | 5V |
| Technology | CMOS |
| Terminal Position | QUAD |
| Number of I/O | 23 |
| Operating Temperature | -40°C~85°C TA |
| Subcategory | Microcontrollers |
| Sub-Categories | Embedded - Microcontrollers |
| EEPROM Size | 512 x 8 |
| Frequency | 20MHz |
| Height | 1.05mm |
| Manufacturer | Microchip Technology |
| Package / Case | 32-TQFP |
| Series | AVR® ATmega |
| Base Part Number | ATMEGA168PA |
| Interface | 2-Wire, I2C, SPI, UART, USART |
| Manufacturer's Part No. | ATMEGA168PA-AU |
| Actions |
Cross-reference FAQ
Replacement Part Questions
Short answers for teams reviewing ATMEGA168PA-AU replacement and equivalent-part options.
Does a mapped alternative mean a guaranteed drop-in replacement for ATMEGA168PA-AU?
Not automatically. Cross-reference mapping helps shortlist candidates, but package, electrical behavior, qualification scope, and approval rules still need to be checked before release.
Which parameters should teams compare first for ATMEGA168PA-AU alternatives?
Start with package, series, key attributes, lifecycle status, stock position, datasheet access, and the mapped pin-to-pin or cross-reference note. Then confirm application-specific requirements in the datasheet and RFQ stage.
Can I request a quote for an alternative to ATMEGA168PA-AU?
Yes. Use the product links or RFQ actions on this page to request pricing, availability, documentation, and sourcing support for any listed alternative part.
Is ATMEGA168PA-AU obsolete, and what replacement should buyers review first?
Check the lifecycle row on this page first. If buyers need a fast starting point, the strongest mapped replacement currently surfaced here is , followed by the other alternatives shown in the comparison table.
Engineering support
Need help validating the replacement path?
If your team is unsure whether a mapped alternative to ATMEGA168PA-AU from Microchip Technology is really usable, contact us for help on package fit, pin compatibility, key parameter gaps, and qualification-facing review questions.
Contact a hardware engineer
Email our engineering support contact at [email protected], or use the contact page if the question should be routed across sourcing, engineering, and support.
developer_board
Package and pin compatibility
Review whether the alternate path looks credible from package, footprint, and pin-level perspectives.
tune
Parameter and function gaps
Surface the electrical, interface, or application-fit questions that still need confirmation before approval.
task_alt
Qualification and approval prep
Organize the documentation, datasheet evidence, and validation checkpoints your internal team may still require.