AT91SAM7X256-AUAlternatives & Equivalent Parts
About AT91SAM7X256-AU
AT91SAM7X256-AU is a Integrated Circuit component manufactured by Microchip. It comes in a Quad Flat 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 3 alternatives for AT91SAM7X256-AU — response within 24 hours.
Specification Comparison
| Parameter | AT91SAM7X256-AUSource | AT91SAM7X256C-AU | SN74LS47NSR | AT91SAM7X512-AU |
|---|---|---|---|---|
| Manufacturer | Microchip | Microchip | Texas Instruments | Microchip |
| Package Type | Quad Flat Packages | Quad Flat Packages | — | Quad Flat Packages |
| Pin Count | 100 | 100 | — | 100 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | — | -40.0°C ~ 85.0°C |
| Price | $6.6250 | $8.0066 | $0.4713 | $14.2230 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | — | OBSOLETE |
| Electrical Parameters | ||||
| YTEOL | 8.23 | 13 | — | 0 |
| Has ADC | YES | YES | — | YES |
| Bit Size | 32 | 32 | — | 32 |
| Boundary Scan | YES | YES | — | YES |
| Clock Frequency-Max | 50 MHz | 50 MHz | — | 50 MHz |
| DAC Channels | NO | NO | — | NO |
| DMA Channels | YES | YES | — | YES |
| JESD-30 Code | S-PQFP-G100 | S-PQFP-G100 | — | S-PQFP-G100 |
| Number of I/O Lines | 60 | 62 | — | 60 |
| On Chip Program ROM Width | 8 | 8 | — | 8 |
| PWM Channels | YES | YES | — | YES |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY |
| Package Shape | SQUARE | SQUARE | — | SQUARE |
| Package Style | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | — | FLATPACK, LOW PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 | 260 | — | 260 |
| RAM (bytes) | 65536 | 65536 | — | 131072 |
| ROM (words) | 262144 | 262144 | — | 524288 |
| ROM Programmability | FLASH | FLASH | — | FLASH |
| Speed | 55 MHz | 55 MHz | — | 55 MHz |
| Supply Voltage-Max | 1.95 V | 1.95 V | — | 1.95 V |
| Supply Voltage-Min | 1.8 V | 1.8 V | — | 1.8 V |
| Supply Voltage-Nom | 1.8 V | 1.8 V | — | 1.8 V |
| Surface Mount | YES | YES | — | YES |
| Technology | CMOS | CMOS | — | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | — | INDUSTRIAL |
| Terminal Form | GULL WING | GULL WING | — | GULL WING |
| Terminal Pitch | 0.5 mm | 0.5 mm | — | 0.5 mm |
| Terminal Position | QUAD | QUAD | — | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | — | 30 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | — | MICROCONTROLLER, RISC |
| ## AT91SAM7X256-AU Alternates Showing results | Image | — | — | — |
| Pbfree Code | — | Yes | — | — |
| Manufacturer Package Code | — | LQFP-100 | — | — |
| Factory Lead Time | — | 14 Weeks | — | — |
| Additional Feature | — | ALSO REQUIRES 3.3V SUPPLY | — | — |
| CPU Family | — | ARM7 | — | — |
| JESD-609 Code | — | e3 | — | — |
| Package Equivalence Code | — | QFP100,.63SQ | — | — |
| Qualification Status | — | Not Qualified | — | — |
| Terminal Finish | — | Matte Tin (Sn) | — | — |
| ## AT91SAM7X256C-AU 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 3 alternatives for AT91SAM7X256-AU — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for AT91SAM7X256-AU 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 AT91SAM7X256-AU 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 AT91SAM7X256-AU. Get expert recommendations within 24 hours.
FAQ
What is equivalent to AT91SAM7X256-AU?
Known equivalents for AT91SAM7X256-AU include AT91SAM7X256C-AU, SN74LS47NSR, AT91SAM7X512-AU. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of AT91SAM7X256-AU?
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 AT91SAM7X256-AU 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.