93LC66BT-I/OTAlternatives & Equivalent Parts
About 93LC66BT-I/OT
93LC66BT-I/OT is a Integrated Circuit component manufactured by Microchip. It comes in a SOT23 (6-Pin) 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 | 93LC66BT-I/OTSource | MCCOG21605D6W-SPTLYI | STM32L433CBT6 | STM32L433CCT6 | 25LC640-I/P | DF3A-3P-2DSA | MUR1560G |
|---|---|---|---|---|---|---|---|
| Manufacturer | Microchip | MIDAS | STMicroelectronics | STMicroelectronics | Microchip | Hirose | ON Semiconductor |
| Package Type | SOT23 (6-Pin) | Other | Quad Flat Packages | Quad Flat Packages | Dual-In-Line Packages | Header, Shrouded - Straight PTH Box | Transistor Outline, Vertical |
| Pin Count | 6 | 10 | 48 | 48 | 8 | 3 | 2 |
| Temperature Range | -40.0°C ~ 85.0°C | — | — | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -30.0°C ~ 85.0°C | -65.0°C ~ 175.0°C |
| Price | $0.2627 | — | $2.1700 | $2.8501 | $0.7367 | $0.0343 | $0.4800 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||||
| Pbfree Code | Yes | — | — | — | Yes | Yes | Yes |
| Manufacturer Package Code | SOT-23-6 | — | LQFP 48 7x7x1.4 | LQFP 48 7x7x1.4 | PDIP-8 | — | 221B-04 |
| Factory Lead Time | 16 Weeks | — | 12 Weeks | 12 Weeks | 8 Weeks | 12 Weeks | — |
| YTEOL | 8 | — | 9 | 9 | 3 | 8 | 6 |
| Clock Frequency-Max (fCLK) | 3 MHz | — | — | — | 2 MHz | — | — |
| Data Retention Time-Min | 200 | — | — | — | 200 | — | — |
| Endurance | 1000000 Write/Erase Cycles | — | — | — | 1000000 Write/Erase Cycles | — | — |
| JESD-30 Code | R-PDSO-G6 | — | — | S-PQFP-G48 | R-PDIP-T8 | — | R-PSFM-T2 |
| JESD-609 Code | e3 | — | — | — | e3 | e3 | e3 |
| Memory Density | 4096 bit | — | — | — | 65536 bit | — | — |
| Memory IC Type | EEPROM | — | — | — | EEPROM | — | — |
| Memory Width | 16 | — | — | — | 8 | — | — |
| Number of Functions | 1 | — | — | — | 1 | — | — |
| Number of Ports | 1 | — | — | — | 1 | — | — |
| Number of Words | 256 words | — | — | — | 8192 words | — | — |
| Number of Words Code | 256 | — | — | — | 8000 | — | — |
| Operating Mode | SYNCHRONOUS | — | — | — | SYNCHRONOUS | — | — |
| Organization | 256X16 | — | — | — | 8KX8 | — | — |
| Output Characteristics | TOTEM POLE | — | — | — | — | — | — |
| Package Body Material | PLASTIC/EPOXY | — | — | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY |
| Package Equivalence Code | TSOP5/6,.11,37 | — | — | QFP48,.35SQ,20 | DIP8,.3 | — | — |
| Package Shape | RECTANGULAR | — | SQUARE | SQUARE | RECTANGULAR | — | RECTANGULAR |
| Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | — | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | IN-LINE | — | FLANGE MOUNT |
| Parallel/Serial | SERIAL | — | — | — | SERIAL | — | — |
| Peak Reflow Temperature (Cel) | 260 | — | — | NOT SPECIFIED | — | — | — |
| Qualification Status | Not Qualified | — | — | — | Not Qualified | — | Not Qualified |
| Ready/Busy | YES | — | — | — | — | — | — |
| Reverse Pinout | NO | — | — | — | — | — | — |
| Screening Level | TS 16949 | — | — | — | TS 16949 | — | — |
| Serial Bus Type | MICROWIRE | — | — | — | SPI | — | — |
| Standby Current-Max | 0.000001 A | — | — | — | 0.000005 A | — | — |
| Supply Current-Max | 0.002 mA | — | — | 9.8 mA | 0.005 mA | — | — |
| Supply Voltage-Max (Vsup) | 5.5 V | — | — | — | 5.5 V | — | — |
| Supply Voltage-Min (Vsup) | 2.5 V | — | — | — | 2.5 V | — | — |
| Supply Voltage-Nom (Vsup) | 3 V | — | — | — | 5 V | — | — |
| Surface Mount | YES | — | YES | YES | NO | — | NO |
| Technology | CMOS | — | — | CMOS | CMOS | — | SCHOTTKY |
| Temperature Grade | INDUSTRIAL | — | — | — | INDUSTRIAL | — | — |
| Terminal Finish | Matte Tin (Sn) | — | — | — | Matte Tin (Sn) | — | MATTE TIN |
| Terminal Form | GULL WING | — | GULL WING | GULL WING | THROUGH-HOLE | — | THROUGH-HOLE |
| Terminal Pitch | 0.95 mm | — | 0.5 mm | 0.5 mm | 2.54 mm | 2 mm | — |
| Terminal Position | DUAL | — | QUAD | QUAD | DUAL | — | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | 40 | — | — | NOT SPECIFIED | — | — | — |
| Toggle Bit | YES | — | — | — | — | — | — |
| Write Cycle Time-Max (tWC) | 6 ms | — | — | — | 5 ms | — | — |
| Write Protection | SOFTWARE | — | — | — | HARDWARE | — | — |
| ## 93LC66BT-I/OT Alternates Showing results | Image | — | — | — | — | — | — |
| Date Of Intro | — | — | 2018-05-25 | — | 1997-09-01 | — | — |
| Has ADC | — | — | YES | YES | — | — | — |
| Bit Size | — | — | 32 | 32 | — | — | — |
| Clock Frequency-Max | — | — | 48 MHz | 48 MHz | — | — | — |
| DMA Channels | — | — | YES | YES | — | — | — |
| Number of I/O Lines | — | — | 38 | 38 | — | — | — |
| PWM Channels | — | — | YES | YES | — | — | — |
| Speed | — | — | 80 MHz | 80 MHz | — | — | — |
| Supply Voltage-Max | — | — | 3.6 V | 3.6 V | — | — | — |
| Supply Voltage-Min | — | — | 1.71 V | 1.71 V | — | — | — |
| Supply Voltage-Nom | — | — | 3 V | 3 V | — | — | — |
| uPs/uCs/Peripheral ICs Type | — | — | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | — | — | — |
| Boundary Scan | — | — | — | YES | — | — | — |
| CPU Family | — | — | — | CORTEX-M4 | — | — | — |
| DAC Channels | — | — | — | YES | — | — | — |
| Format | — | — | — | FLOATING POINT | — | — | — |
| Integrated Cache | — | — | — | NO | — | — | — |
| Low Power Mode | — | — | — | YES | — | — | — |
| Number of DMA Channels | — | — | — | 14 | — | — | — |
| Number of External Interrupts | — | — | — | 16 | — | — | — |
| Number of Serial I/Os | — | — | — | 6 | — | — | — |
| Number of Timers | — | — | — | 9 | — | — | — |
| On Chip Data RAM Width | — | — | — | 8 | — | — | — |
| On Chip Program ROM Width | — | — | — | 8 | — | — | — |
| RAM (bytes) | — | — | — | 65536 | — | — | — |
| ROM (words) | — | — | — | 262144 | — | — | — |
| ROM Programmability | — | — | — | FLASH | — | — | — |
| Programming Voltage | — | — | — | — | 5 V | — | — |
| Additional Feature | — | — | — | — | — | PACKAGING 100 PCS. PER BAG | FREE WHEELING DIODE |
| Body Depth | — | — | — | — | — | 0.197 inch | — |
| Body/Shell Style | — | — | — | — | — | RECEPTACLE | — |
| Connector Type | — | — | — | — | — | BOARD CONNECTOR | — |
| Contact Finish Mating | — | — | — | — | — | NOT SPECIFIED | — |
| Contact Finish Termination | — | — | — | — | — | Tin (Sn) - with Nickel (Ni) barrier | — |
| Contact Gender | — | — | — | — | — | MALE | — |
| Contact Material | — | — | — | — | — | NOT SPECIFIED | — |
| Contact Pattern | — | — | — | — | — | RECTANGULAR | — |
| Contact Resistance | — | — | — | — | — | 30 mΩ | — |
| Contact Style | — | — | — | — | — | SQ PIN-SKT | — |
| DIN Conformance | — | — | — | — | — | NO | — |
| Dielectric Withstanding Voltage | — | — | — | — | — | 650VAC V | — |
| Filter Feature | — | — | — | — | — | NO | — |
| IEC Conformance | — | — | — | — | — | NO | — |
| Insertion Force-Max | — | — | — | — | — | 4.3924 N | — |
| Insulation Resistance | — | — | — | — | — | 1000000000 Ω | — |
| Insulator Color | — | — | — | — | — | BLACK | — |
| Insulator Material | — | — | — | — | — | POLYAMIDE | — |
| MIL Conformance | — | — | — | — | — | NO | — |
| Mating Contact Pitch | — | — | — | — | — | 0.079 inch | — |
| Mating Information | — | — | — | — | — | MULTIPLE MATING PARTS AVAILABLE | — |
| Mixed Contacts | — | — | — | — | — | NO | — |
| Mounting Option 1 | — | — | — | — | — | LOCKING | — |
| Mounting Style | — | — | — | — | — | STRAIGHT | — |
| Mounting Type | — | — | — | — | — | BOARD | — |
| Number Of Connectors | — | — | — | — | — | ONE | — |
| Number Of PCB Rows | — | — | — | — | — | 1 | — |
| Number of Rows Loaded | — | — | — | — | — | 1 | — |
| Option | — | — | — | — | — | GENERAL PURPOSE | — |
| PCB Contact Pattern | — | — | — | — | — | RECTANGULAR | — |
| Polarization Key | — | — | — | — | — | GUIDE SLOT | — |
| Reference Standard | — | — | — | — | — | UL | — |
| Terminal Length | — | — | — | — | — | 0.114 inch | — |
| Termination Type | — | — | — | — | — | SOLDER | — |
| Total Number of Contacts | — | — | — | — | — | 3 | — |
| UL Flammability Code | — | — | — | — | — | 94V-0 | — |
| Application | — | — | — | — | — | — | HIGH VOLTAGE ULTRA FAST RECOVERY POWER |
| Breakdown Voltage-Min | — | — | — | — | — | — | 600 V |
| Case Connection | — | — | — | — | — | — | CATHODE |
| Configuration | — | — | — | — | — | — | SINGLE |
| Diode Element Material | — | — | — | — | — | — | SILICON |
| Diode Type | — | — | — | — | — | — | RECTIFIER DIODE |
| Forward Voltage-Max (VF) | — | — | — | — | — | — | 1.2 V |
| JEDEC-95 Code | — | — | — | — | — | — | TO-220AC |
| Non-rep Pk Forward Current-Max | — | — | — | — | — | — | 150 A |
| Number of Elements | — | — | — | — | — | — | 1 |
| Number of Phases | — | — | — | — | — | — | 1 |
| Output Current-Max | — | — | — | — | — | — | 15 A |
| Rep Pk Reverse Voltage-Max | — | — | — | — | — | — | 600 V |
| Reverse Current-Max | — | — | — | — | — | — | 10 µA |
| Reverse Recovery Time-Max | — | — | — | — | — | — | 0.06 µs |
| Reverse Test Voltage | — | — | — | — | — | — | 600 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 6 alternatives for 93LC66BT-I/OT — response within 24 hours.
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Why Look for Alternatives?
Finding alternatives for 93LC66BT-I/OT 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 93LC66BT-I/OT 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 93LC66BT-I/OT?
Known equivalents for 93LC66BT-I/OT include MCCOG21605D6W-SPTLYI, STM32L433CBT6, STM32L433CCT6. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of 93LC66BT-I/OT?
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 93LC66BT-I/OT 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.