93LC46B-I/STAlternatives & Equivalent Parts
About 93LC46B-I/ST
93LC46B-I/ST is a Integrated Circuit component manufactured by Microchip. It comes in a Small Outline 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 | 93LC46B-I/STSource | 93LC56AT-I/OT | EFM8BB31F32G-A-QFP32 | MC74HC00ADTR2G | 25LC1024-I/SM |
|---|---|---|---|---|---|
| Manufacturer | Microchip | Microchip | Silicon Labs | ON Semiconductor | Microchip |
| Package Type | Small Outline Packages | SOT23 (6-Pin) | Quad Flat Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 8 | 6 | 32 | 14 | 8 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | — | -55.0°C ~ 125.0°C | -40.0°C ~ 85.0°C |
| Price | $0.2741 | $0.2399 | — | $0.1053 | $1.6700 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||
| Pbfree Code | Yes | Yes | — | Yes | Yes |
| Manufacturer Package Code | TSSOP-8 | SOT-23-6 | — | 948G | SOIJ-8 |
| Factory Lead Time | 6 Weeks | 12 Weeks | — | 9 Weeks | 7 Weeks |
| YTEOL | 8 | 8 | — | 5.35 | 9 |
| Additional Feature | 1000000 ERASE/WRITE CYCLES MIN; DATA RETENTION > 200 YEARS | — | — | — | 200 YEARS OF DATA RETENTION; 1000000 ENDURANCE CYCLES/WORD |
| Clock Frequency-Max (fCLK) | 2 MHz | 2 MHz | — | — | 20 MHz |
| Data Retention Time-Min | 200 | 200 | — | — | 200 |
| Endurance | 1000000 Write/Erase Cycles | 1000000 Write/Erase Cycles | — | — | 1000000 Write/Erase Cycles |
| JESD-30 Code | R-PDSO-G8 | R-PDSO-G6 | — | R-PDSO-G14 | R-PDSO-G8 |
| JESD-609 Code | e3 | e3 | — | e4 | e3 |
| Memory Density | 1024 bit | 2048 bit | — | — | 1048576 bit |
| Memory IC Type | EEPROM | EEPROM | — | — | EEPROM |
| Memory Width | 16 | 8 | — | — | 8 |
| Number of Functions | 1 | 1 | — | 4 | 1 |
| Number of Ports | 1 | 1 | — | — | 1 |
| Number of Words | 64 words | 256 words | — | — | 131072 words |
| Number of Words Code | 64 | 256 | — | — | 128000 |
| Operating Mode | SYNCHRONOUS | SYNCHRONOUS | — | — | SYNCHRONOUS |
| Organization | 64X16 | 256X8 | — | — | 128KX8 |
| Output Characteristics | TOTEM POLE | TOTEM POLE | — | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP8,.25 | TSOP5/6,.11,37 | — | TSSOP14,.25 | SOP8,.3 |
| Package Shape | RECTANGULAR | RECTANGULAR | — | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | — | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE |
| Parallel/Serial | SERIAL | SERIAL | — | — | SERIAL |
| Peak Reflow Temperature (Cel) | 260 | 260 | — | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | — | Not Qualified | Not Qualified |
| Ready/Busy | YES | YES | — | — | — |
| Reverse Pinout | NO | NO | — | — | — |
| Screening Level | TS 16949 | TS 16949 | — | — | AEC-Q100 |
| Serial Bus Type | MICROWIRE | MICROWIRE | — | — | SPI |
| Standby Current-Max | 0.000001 A | 0.000001 A | — | — | 0.000012 A |
| Supply Current-Max | 0.002 mA | 0.002 mA | — | — | 0.01 mA |
| Supply Voltage-Max (Vsup) | 5.5 V | 5.5 V | — | 6 V | 5.5 V |
| Supply Voltage-Min (Vsup) | 2.5 V | 2.5 V | — | 2 V | 4.5 V |
| Supply Voltage-Nom (Vsup) | 3 V | 5 V | — | 3 V | 5 V |
| Surface Mount | YES | YES | — | YES | YES |
| Technology | CMOS | CMOS | — | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | — | MILITARY | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | — | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) |
| Terminal Form | GULL WING | GULL WING | — | GULL WING | GULL WING |
| Terminal Pitch | 0.65 mm | 0.95 mm | — | 0.65 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | — | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 | 40 | — | 30 | 40 |
| Write Cycle Time-Max (tWC) | 6 ms | 6 ms | — | — | 6 ms |
| Write Protection | SOFTWARE | SOFTWARE | — | — | HARDWARE/SOFTWARE |
| ## 93LC46B-I/ST Alternates Showing results | Image | — | — | — | — |
| Toggle Bit | — | YES | — | — | — |
| ## 93LC56AT-I/OT Alternates Showing results | — | Image | — | — | — |
| Family | — | — | — | HC/UH | — |
| Load Capacitance (CL) | — | — | — | 50 pF | — |
| Logic IC Type | — | — | — | NAND GATE | — |
| Max I(ol) | — | — | — | 0.0052 A | — |
| Number of Inputs | — | — | — | 2 | — |
| Packing Method | — | — | — | TR | — |
| Prop. Delay@Nom-Sup | — | — | — | 55 ns | — |
| Propagation Delay (tpd) | — | — | — | 110 ns | — |
| Schmitt Trigger | — | — | — | NO | — |
| Programming Voltage | — | — | — | — | 5 V |
| Type | — | — | — | — | NOR TYPE |
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 4 alternatives for 93LC46B-I/ST — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for 93LC46B-I/ST 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 93LC46B-I/ST 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 93LC46B-I/ST?
Known equivalents for 93LC46B-I/ST include 93LC56AT-I/OT, EFM8BB31F32G-A-QFP32, MC74HC00ADTR2G. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of 93LC46B-I/ST?
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 93LC46B-I/ST 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.