AT89C51RC-24PUAlternatives & Equivalent Parts
About AT89C51RC-24PU
AT89C51RC-24PU 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.
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Specification Comparison
| Parameter | AT89C51RC-24PUSource | AT89C51RC-24AU | 6N137SDVM | SN74LVC1G97DBVRE4 |
|---|---|---|---|---|
| Manufacturer | Microchip | Microchip | ON Semiconductor | Texas Instruments |
| Package Type | Dual-In-Line Packages | Quad Flat Packages | Small Outline Packages | SOT23 (6-Pin) |
| Pin Count | 40 | 44 | 8 | 6 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 100.0°C | -40.0°C ~ 125.0°C |
| Price | $3.7400 | $2.2800 | $0.6981 | $0.0755 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||
| Pbfree Code | Yes | Yes | Yes | Yes |
| Manufacturer Package Code | PDIP-40 | TQFP-44 | 709AC | — |
| Factory Lead Time | 6 Weeks | 10 Weeks | 8 Weeks | — |
| YTEOL | 14 | 13 | 7 | 15 |
| Has ADC | NO | NO | — | — |
| Address Bus Width | 16 | 16 | — | — |
| Bit Size | 8 | 8 | — | — |
| Boundary Scan | NO | NO | — | — |
| CPU Family | 8051 | 8051 | — | — |
| Clock Frequency-Max | 24 MHz | 24 MHz | — | — |
| DAC Channels | NO | NO | — | — |
| DMA Channels | NO | NO | — | — |
| External Data Bus Width | 8 | 8 | — | — |
| Format | FIXED POINT | FIXED POINT | — | — |
| Integrated Cache | NO | NO | — | — |
| JESD-30 Code | R-PDIP-T40 | S-PQFP-G44 | — | R-PDSO-G6 |
| JESD-609 Code | e3 | e3 | e3 | e4 |
| Low Power Mode | NO | NO | — | — |
| Number of External Interrupts | 2 | 2 | — | — |
| Number of I/O Lines | 32 | 32 | — | — |
| Number of Serial I/Os | 1 | 1 | — | — |
| Number of Timers | 3 | 3 | — | — |
| On Chip Data RAM Width | 8 | 8 | — | — |
| On Chip Program ROM Width | 8 | 8 | — | — |
| PWM Channels | NO | NO | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY |
| Package Equivalence Code | DIP40,.6 | TQFP44,.39SQ,31 | — | TSOP6,.11,37 |
| Package Shape | RECTANGULAR | SQUARE | — | RECTANGULAR |
| Package Style | IN-LINE | FLATPACK, THIN PROFILE | — | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| Qualification Status | Not Qualified | Not Qualified | — | Not Qualified |
| RAM (bytes) | 512 | 512 | — | — |
| ROM (words) | 32768 | 32768 | — | — |
| ROM Programmability | FLASH | FLASH | — | — |
| Speed | 24 MHz | 24 MHz | — | — |
| Supply Current-Max | 25 mA | 25 mA | — | — |
| Supply Voltage-Max | 5.5 V | 5.5 V | — | — |
| Supply Voltage-Min | 5 V | 5 V | 4.5 V | — |
| Supply Voltage-Nom | 5 V | 5 V | 7 V | — |
| Surface Mount | NO | YES | YES | YES |
| Technology | CMOS | CMOS | — | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | — | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) - annealed | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | THROUGH-HOLE | GULL WING | — | GULL WING |
| Terminal Pitch | 2.54 mm | 0.8 mm | — | 0.95 mm |
| Terminal Position | DUAL | QUAD | — | DUAL |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER | MICROCONTROLLER | — | — |
| ## AT89C51RC-24PU Alternates Showing results | Image | — | — | — |
| Peak Reflow Temperature (Cel) | — | 260 | — | 260 |
| Time@Peak Reflow Temperature-Max (s) | — | 40 | — | 30 |
| ## AT89C51RC-24AU Alternates Showing results | — | Image | — | — |
| Additional Feature | — | — | CMOS COMPATIBLE, UL RECOGNIZED, VDE APPROVED | — |
| Configuration | — | — | SINGLE | — |
| Data Rate-Nom | — | — | 10 MBps | — |
| Forward Current-Max | — | — | 0.05 A | — |
| Isolation Voltage-Max | — | — | 5000 V | — |
| Mounting Feature | — | — | SURFACE MOUNT | — |
| Number of Elements | — | — | 1 | — |
| Number of Functions | — | — | 1 | 1 |
| On-State Current-Max | — | — | 0.05 A | — |
| Optoelectronic Device Type | — | — | LOGIC IC OUTPUT OPTOCOUPLER | — |
| Packing Method | — | — | TR | TR |
| Power Dissipation-Max | — | — | 0.1 W | — |
| Response Time-Max | — | — | 1e-7 s | — |
| Response Time-Nom | — | — | 4e-8 ns | — |
| Shape | — | — | RECTANGULAR | — |
| Family | — | — | — | LVC/LCX/Z |
| Load Capacitance (CL) | — | — | — | 50 pF |
| Logic IC Type | — | — | — | MAJORITY LOGIC GATE |
| Max I(ol) | — | — | — | 0.032 A |
| Number of Inputs | — | — | — | 3 |
| Power Supply Current-Max (ICC) | — | — | — | 0.01 mA |
| Prop. Delay@Nom-Sup | — | — | — | 7.3 ns |
| Propagation Delay (tpd) | — | — | — | 16.4 ns |
| Schmitt Trigger | — | — | — | YES |
| Supply Voltage-Max (Vsup) | — | — | — | 5.5 V |
| Supply Voltage-Min (Vsup) | — | — | — | 1.65 V |
| Supply Voltage-Nom (Vsup) | — | — | — | 3.3 V |
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 AT89C51RC-24PU — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for AT89C51RC-24PU 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 AT89C51RC-24PU 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 AT89C51RC-24PU?
Known equivalents for AT89C51RC-24PU include AT89C51RC-24AU, 6N137SDVM, SN74LVC1G97DBVRE4. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of AT89C51RC-24PU?
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 AT89C51RC-24PU 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.