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.
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Specification Comparison
| Parameter | AT89C51ED2-SLSUMSource | AT89C51ED2-SLRUM | ULN2003V12T16-13 | 3303W-3-103E | TPS79301DBVRQ1 | AT89C51RD2-SLSUM | AT89C51AC3-SLSUM | AT89C51CC03UA-SLSUM |
|---|---|---|---|---|---|---|---|---|
| Manufacturer | Microchip | Microchip | Diodes Inc. | Bourns | Texas Instruments | Microchip | Microchip | Microchip |
| Package Type | Plastic Leaded Chip Carrier | Plastic Leaded Chip Carrier | Small Outline Packages | Other | SOT23 (6-Pin) | Plastic Leaded Chip Carrier | Plastic Leaded Chip Carrier | Plastic Leaded Chip Carrier |
| Pin Count | 44 | 44 | 16 | 3 | 6 | 44 | 44 | 44 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $3.6060 | $7.6300 | $0.1245 | $0.1700 | $0.4247 | $6.3489 | $7.4700 | $8.4200 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | OBSOLETE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||||
| Pbfree Code | Yes | Yes | — | Yes | Yes | Yes | Yes | Yes |
| Manufacturer Package Code | PLCC-44 | PLCC-44 | — | — | — | PLCC-44 | PLCC-44 | PLCC-44 |
| Factory Lead Time | 7 Weeks | 7 Weeks | 12 Weeks | — | — | 7 Weeks | 7 Weeks | 7 Weeks |
| YTEOL | 14 | 14 | 5 | 0 | 15 | 14 | 14 | 14 |
| Has ADC | NO | NO | — | — | — | NO | YES | YES |
| Additional Feature | OPERATES AT 2.7V MINIMUM SUPPLY @ 40 MHZ | OPERATES AT 2.7V MINIMUM SUPPLY @ 40 MHZ | — | — | — | OPERATES AT 2.7V MINIMUM SUPPLY @ 40 MHZ | ALSO OPERATES AT 2.7V SUPPLY AT 40 MHZ | OPERATES AT 3V MINIMUM SUPPLY @ 40 MHZ |
| Address Bus Width | 16 | 16 | — | — | — | 16 | 16 | 16 |
| Bit Size | 8 | 8 | — | — | — | 8 | 8 | 8 |
| Boundary Scan | NO | NO | — | — | — | NO | NO | NO |
| CPU Family | 80C51 | C51 | — | — | — | 80C51 | 8051 | 80C51 |
| Clock Frequency-Max | 40 MHz | 40 MHz | — | — | — | 40 MHz | 40 MHz | 40 MHz |
| DAC Channels | NO | NO | — | — | — | NO | NO | NO |
| DMA Channels | NO | NO | — | — | — | NO | NO | NO |
| External Data Bus Width | 8 | 8 | — | — | — | 8 | 8 | 8 |
| Format | FIXED POINT | FIXED POINT | — | — | — | FIXED POINT | FIXED POINT | FIXED POINT |
| Integrated Cache | NO | NO | — | — | — | NO | NO | NO |
| JESD-30 Code | S-PQCC-J44 | S-PQCC-J44 | R-PDSO-G16 | — | R-PDSO-G6 | S-PQCC-J44 | S-PQCC-J44 | S-PQCC-J44 |
| JESD-609 Code | e3 | e3 | e3 | e3 | e4 | e3 | e3 | e3 |
| Low Power Mode | YES | YES | — | — | — | YES | YES | YES |
| Number of External Interrupts | 2 | 2 | — | — | — | 2 | 2 | 2 |
| Number of I/O Lines | 34 | 34 | — | — | — | 34 | 34 | 34 |
| Number of Serial I/Os | 1 | 1 | — | — | — | 1 | 1 | 1 |
| Number of Timers | 3 | 3 | — | — | — | 3 | 3 | 3 |
| On Chip Data RAM Width | 8 | 8 | — | — | — | 8 | 8 | 8 |
| On Chip Program ROM Width | 8 | 8 | — | — | — | 8 | 8 | 8 |
| PWM Channels | YES | YES | — | — | — | YES | YES | YES |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | LDCC44,.7SQ | LDCC44,.7SQ | TSSOP16,.25 | — | TSOP6,.11,37 | LDCC44,.7SQ | LDCC44,.7SQ | LDCC44,.7SQ |
| Package Shape | SQUARE | SQUARE | RECTANGULAR | RECTANGULAR PACKAGE | RECTANGULAR | SQUARE | SQUARE | SQUARE |
| Package Style | CHIP CARRIER | CHIP CARRIER | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMT | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | CHIP CARRIER | CHIP CARRIER | CHIP CARRIER |
| Peak Reflow Temperature (Cel) | 245 | — | 260 | — | 260 | 245 | 245 | 245 |
| Qualification Status | Not Qualified | — | — | — | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| RAM (bytes) | 2048 | 2048 | — | — | — | 2048 | 2304 | 2304 |
| ROM (words) | 65536 | 65536 | — | — | — | 65536 | 65536 | 65536 |
| ROM Programmability | FLASH | FLASH | — | — | — | FLASH | FLASH | FLASH |
| Speed | 60 MHz | 60 MHz | — | — | — | 60 MHz | 60 MHz | 60 MHz |
| Supply Voltage-Max | 5.5 V | 5.5 V | — | — | — | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage-Min | 5 V | 5 V | — | — | — | 5 V | 5 V | 5 V |
| Supply Voltage-Nom | 5 V | 5 V | 20 V | — | — | 5 V | 5 V | 5 V |
| Surface Mount | YES | YES | YES | YES | YES | YES | YES | YES |
| Technology | CMOS | CMOS | BIPOLAR | CERMET | BICMOS | CMOS | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | AUTOMOTIVE | — | — | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | MATTE TIN OVER NICKEL | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | J BEND | J BEND | GULL WING | — | GULL WING | J BEND | J BEND | J BEND |
| Terminal Pitch | 1.27 mm | 1.27 mm | 0.65 mm | — | 0.95 mm | 1.27 mm | 1.27 mm | 1.27 mm |
| Terminal Position | QUAD | QUAD | DUAL | — | DUAL | QUAD | QUAD | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 40 | — | — | — | 30 | 40 | 40 | — |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER | MICROCONTROLLER | — | — | — | MICROCONTROLLER | MICROCONTROLLER | MICROCONTROLLER |
| ## AT89C51ED2-SLSUM Alternates Showing results | Image | — | — | — | — | — | — | — |
| Built-in Protections | — | — | TRANSIENT | — | — | — | — | — |
| Driver Number of Bits | — | — | 7 | — | — | — | — | — |
| Input Characteristics | — | — | STANDARD | — | — | — | — | — |
| Interface IC Type | — | — | BUFFER OR INVERTER BASED PERIPHERAL DRIVER | — | — | — | — | — |
| Number of Functions | — | — | 1 | — | 1 | — | — | — |
| Output Characteristics | — | — | OPEN-COLLECTOR | — | — | — | — | — |
| Output Current Flow Direction | — | — | SINK | — | — | — | — | — |
| Output Polarity | — | — | INVERTED | — | — | — | — | — |
| Turn-off Time | — | — | 0.07 µs | — | — | — | — | — |
| Turn-on Time | — | — | 0.14 µs | — | — | — | — | — |
| Reach Compliance Code | — | — | — | Compliant | — | — | — | — |
| Actuator Orientation | — | — | — | VERTICAL | — | — | — | — |
| Actuator Type | — | — | — | SCREW | — | — | — | — |
| Construction | — | — | — | Trimmer Pot | — | — | — | — |
| Mounting Feature | — | — | — | SURFACE MOUNT | — | — | — | — |
| Number of Turns | — | — | — | 20 | — | — | — | — |
| Package Height | — | — | — | 1.55 mm | — | — | — | — |
| Package Length | — | — | — | 3.75 mm | — | — | — | — |
| Package Width | — | — | — | 3 mm | — | — | — | — |
| Packing Method | — | — | — | TR, EMBOSSED, 7 INCH | TR | — | — | — |
| Rated Power Dissipation (P) | — | — | — | 0.15 W | — | — | — | — |
| Rated Temperature | — | — | — | 70 °C | — | — | — | — |
| Resistance | — | — | — | 10000 Ω | — | — | — | — |
| Resistance Law | — | — | — | LINEAR | — | — | — | — |
| Resistor Type | — | — | — | TRIMMER | — | — | — | — |
| Rotational Angle | — | — | — | 260 deg | — | — | — | — |
| Size Code | — | — | — | 1512 | — | — | — | — |
| Subcategory | — | — | — | Variable Resistors | — | — | — | — |
| Temperature Coefficient | — | — | — | 250 ppm/°C | — | — | — | — |
| Terminal Shape | — | — | — | WRAPAROUND | — | — | — | — |
| Tolerance | — | — | — | 25% | — | — | — | — |
| Working Voltage | — | — | — | 50 V | — | — | — | — |
| 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 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 | — | — | — |
| Regulator Type | — | — | — | — | ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR | — | — | — |
| Screening Level | — | — | — | — | AEC-Q100 | — | — | — |
| Voltage Tolerance-Max | — | — | — | — | 2% | — | — | — |
| ## AT89C51AC3-SLSUM 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 7 alternatives for AT89C51ED2-SLSUM — response within 24 hours.
Quick Links
8-Bit, FLASH, C51 CPU, 60MHz, CMOS, PQCC44
suggested
suggested
suggested
Microcontroller, 8-Bit, FLASH, 80C51 CPU, 60MHz, CMOS, PQCC44
Microcontroller, 8-Bit, FLASH, 80C51 CPU, 60MHz, CMOS, PQCC44
Why Look for Alternatives?
Finding alternatives for AT89C51ED2-SLSUM 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 AT89C51ED2-SLSUM 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 AT89C51ED2-SLSUM?
Known equivalents for AT89C51ED2-SLSUM include AT89C51ED2-SLRUM, ULN2003V12T16-13, 3303W-3-103E. 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.