AT89C51SND1C-ROTULAlternatives & Equivalent Parts
About AT89C51SND1C-ROTUL
AT89C51SND1C-ROTUL 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.
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Specification Comparison
| Parameter | AT89C51SND1C-ROTULSource | AT89C51ED2-SMRUM | 1721731 | 1726066 | 1935255 |
|---|---|---|---|---|---|
| Manufacturer | Microchip | Microchip | Phoenix Contact | Phoenix Contact | Phoenix Contact |
| Package Type | Quad Flat Packages | Plastic Leaded Chip Carrier | Other | Other | Other |
| Pin Count | 80 | 68 | 6 | 6 | 11 |
| Temperature Range | -40.0°C ~ 85.0°C | — | — | — | — |
| Price | — | $7.6500 | $2.5300 | $1.3100 | $2.2760 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | — | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||
| YTEOL | 7 | — | 6.85 | 6 | 7 |
| Has ADC | YES | — | — | — | — |
| Address Bus Width | 16 | — | — | — | — |
| Bit Size | 8 | — | — | — | — |
| Boundary Scan | NO | — | — | — | — |
| CPU Family | 8051 | — | — | — | — |
| Clock Frequency-Max | 20 MHz | — | — | — | — |
| DAC Channels | NO | — | — | — | — |
| DMA Channels | NO | — | — | — | — |
| External Data Bus Width | 8 | — | — | — | — |
| Format | FIXED POINT | — | — | — | — |
| Integrated Cache | NO | — | — | — | — |
| JESD-30 Code | S-PQFP-G80 | — | — | — | — |
| Low Power Mode | YES | — | — | — | — |
| Number of External Interrupts | 2 | — | — | — | — |
| Number of I/O Lines | 44 | — | — | — | — |
| Number of Serial I/Os | 1 | — | — | — | — |
| Number of Timers | 2 | — | — | — | — |
| On Chip Data RAM Width | 8 | — | — | — | — |
| On Chip Program ROM Width | 8 | — | — | — | — |
| PWM Channels | NO | — | — | — | — |
| Package Body Material | PLASTIC/EPOXY | — | — | — | — |
| Package Shape | SQUARE | — | — | — | — |
| Package Style | FLATPACK | — | — | — | — |
| RAM (bytes) | 2304 | — | — | — | — |
| ROM (words) | 65536 | — | — | — | — |
| ROM Programmability | FLASH | — | — | — | — |
| Speed | 40 MHz | — | — | — | — |
| Supply Current-Max | 17 mA | — | — | — | — |
| Supply Voltage-Max | 3.3 V | — | — | — | — |
| Supply Voltage-Min | 3 V | — | — | — | — |
| Supply Voltage-Nom | 3 V | — | — | — | — |
| Surface Mount | YES | — | — | — | — |
| Technology | CMOS | — | — | — | — |
| Terminal Form | GULL WING | — | — | — | — |
| Terminal Position | QUAD | — | — | — | — |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER | — | — | — | — |
| ## AT89C51SND1C-ROTUL Alternates Showing results | Image | — | — | — | — |
| Pbfree Code | — | — | Yes | Yes | Yes |
| Additional Feature | — | — | STANDARD: 94V-0, POLYAMIDE | POLYAMIDE, 94V-2 | PA, 94V-0 |
| Fastening Method | — | — | SCREW | SCREW | SCREW |
| Mounting Type | — | — | BOARD | BOARD | BOARD |
| Number of Decks | — | — | 2 | 2 | 1 |
| Number of Rows | — | — | 2 | 2 | 1 |
| Number of Ways | — | — | 3 | 3 | 11 |
| Rated Current | — | — | 22 A | 13.5 A | 17.5 A |
| Rated Voltage | — | — | 400 V | 250 V | 250 V |
| Safety Approval | — | — | CSA; CUL; EAC; RS; UL | CSA; UL | UL |
| Terminal and Terminal Block Type | — | — | BARRIER STRIP TERMINAL BLOCK | MODULAR TERMINAL BLOCK | BARRIER STRIP TERMINAL BLOCK |
| Wire Cross Section | — | — | 2.5 mm2 | 1.5 mm2 | 1.5 mm2 |
| Wire Gauge | — | — | 12 AWG | 16 AWG | 14 AWG |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Get one quote covering all 4 alternatives for AT89C51SND1C-ROTUL — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for AT89C51SND1C-ROTUL 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 AT89C51SND1C-ROTUL 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 AT89C51SND1C-ROTUL?
Known equivalents for AT89C51SND1C-ROTUL include AT89C51ED2-SMRUM, 1721731, 1726066. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of AT89C51SND1C-ROTUL?
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 AT89C51SND1C-ROTUL 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.