AT89C51ED2-SLSUMAlternatives & Equivalent Parts
About AT89C51ED2-SLSUM
AT89C51ED2-SLSUM is a Integrated Circuit component manufactured by Microchip. It comes in a Plastic Leaded Chip Carrier package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | AT89C51ED2-SLSUMSource | TPS79301DBVRQ1 | AT89C51RD2-SLSUM |
|---|---|---|---|
| Manufacturer | Microchip | Texas Instruments | Microchip |
| Package Type | Plastic Leaded Chip Carrier | SOT23 (6-Pin) | Plastic Leaded Chip Carrier |
| Pin Count | 44 | 6 | 44 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 85.0°C |
| Price | $3.6060 | $0.4247 | — |
| Electrical Parameters | |||
| Pbfree Code | Yes | Yes | Yes |
| Manufacturer Package Code | PLCC-44 | — | PLCC-44 |
| Factory Lead Time | 7 Weeks | — | 7 Weeks |
| YTEOL | 14 | 15 | 14 |
| Has ADC | NO | — | NO |
| Additional Feature | OPERATES AT 2.7V MINIMUM SUPPLY @ 40 MHZ | — | OPERATES AT 2.7V MINIMUM SUPPLY @ 40 MHZ |
| Address Bus Width | 16 | — | 16 |
| Bit Size | 8 | — | 8 |
| Boundary Scan | NO | — | NO |
| CPU Family | 80C51 | — | 80C51 |
| Clock Frequency-Max | 40 MHz | — | 40 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 | S-PQCC-J44 | R-PDSO-G6 | S-PQCC-J44 |
| JESD-609 Code | e3 | e4 | e3 |
| Low Power Mode | YES | — | YES |
| Number of External Interrupts | 2 | — | 2 |
| Number of I/O Lines | 34 | — | 34 |
| 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 | YES | — | YES |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | LDCC44,.7SQ | TSOP6,.11,37 | LDCC44,.7SQ |
| Package Shape | SQUARE | RECTANGULAR | SQUARE |
| Package Style | CHIP CARRIER | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | CHIP CARRIER |
| Peak Reflow Temperature (Cel) | 245 | 260 | 245 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified |
| RAM (bytes) | 2048 | — | 2048 |
| ROM (words) | 65536 | — | 65536 |
| ROM Programmability | FLASH | — | FLASH |
| Speed | 60 MHz | — | 60 MHz |
| Supply Voltage-Max | 5.5 V | — | 5.5 V |
| Supply Voltage-Min | 5 V | — | 5 V |
| Supply Voltage-Nom | 5 V | — | 5 V |
| Surface Mount | YES | YES | YES |
| Technology | CMOS | BICMOS | CMOS |
| Temperature Grade | INDUSTRIAL | — | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) |
| Terminal Form | J BEND | GULL WING | J BEND |
| Terminal Pitch | 1.27 mm | 0.95 mm | 1.27 mm |
| Terminal Position | QUAD | DUAL | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 40 | 30 | 40 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER | — | MICROCONTROLLER |
| ## AT89C51ED2-SLSUM Alternates Showing results | Image | — | — |
| Adjustability | — | ADJUSTABLE | — |
| Dropout Voltage1-Nom | — | 0.112 V | — |
| Input Voltage-Max | — | 5.5 V | — |
| Input Voltage-Min | — | 2.7 V | — |
| Line Regulation-Max (%/V) | — | 0.12 | — |
| Load Regulation-Max(%) | — | 0.41% | — |
| Number of Functions | — | 1 | — |
| Number of Outputs | — | 1 | — |
| Operating Temperature TJ-Max | — | 125 °C | — |
| Operating Temperature TJ-Min | — | -40 °C | — |
| Output Current1-Max | — | 0.2 A | — |
| Output Voltage1-Max | — | 5.5 V | — |
| Output Voltage1-Min | — | 1.22 V | — |
| Packing Method | — | TR | — |
| Regulator Type | — | ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR | — |
| Screening Level | — | AEC-Q100 | — |
| Voltage Tolerance-Max | — | 2% | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
suggested
Microcontroller, 8-Bit, FLASH, 80C51 CPU, 60MHz, CMOS, PQCC44
Why Look for Alternatives?
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What is equivalent to AT89C51ED2-SLSUM?
Known equivalents for AT89C51ED2-SLSUM include TPS79301DBVRQ1, AT89C51RD2-SLSUM. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of AT89C51ED2-SLSUM?
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 AT89C51ED2-SLSUM 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.