93LC46C-I/SN Microchip Integrated Circuit (Small Outline Packages) In Stock
93LC46C-I/SN is a 1Kbit 3-wire SPI serial EEPROM from Microchip with 8-bit or 16-bit selectable data organization, up to 3MHz clock, and 1,000,000 write/erase cycle endurance. Features 200-year data retention and industrial temperature rating in a compact RoHS-compliant 8-pin SOIC package. Available in stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- 93LC46C-I/SN Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.2627(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 1Kbit SPI serial EEPROM with selectable 8-bit or 16-bit data word organization for flexible memory access
- High-speed 3MHz SPI clock for fast data throughput in time-critical embedded applications
- 1,000,000 write/erase cycle endurance with 200-year minimum data retention for long-lifecycle reliability
- RoHS-compliant 8-pin SOIC package enabling automated SMD assembly with small PCB footprint
Applications
The 93LC46C-I/SN is used in compact embedded systems requiring small non-volatile memory for storing device configuration, calibration offsets, serial numbers, and firmware settings accessible via SPI interface. Its tiny 1Kbit capacity and fast 3MHz SPI clock make it ideal for microcontrollers needing quick parameter retrieval at startup in consumer electronics, remote controls, and IoT devices. The industrial-grade temperature rating and high endurance also suit it for automotive keyless entry systems, meters, and small industrial sensors where long service life is required.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | SOIC-8 |
| Factory Lead Time | 6Weeks |
| YTEOL | 8 |
| Alternate Memory Width | 8 |
| Clock Frequency-Max (fCLK) | 3MHz |
| Data Retention Time-Min | 200 |
| Endurance | 1000000 Write/Erase Cycles |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e3 |
| Memory Density | 1024bit |
| Memory IC Type | EEPROM |
| Memory Width | 16 |
| Number of Functions | 1 |
| Number of Ports | 1 |
| Number of Words | 64words |
| Number of Words Code | 64 |
| Operating Mode | SYNCHRONOUS |
| Organization | 64X16 |
| Output Characteristics | TOTEM POLE |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Parallel/Serial | SERIAL |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Ready/Busy | YES |
| Reverse Pinout | NO |
| Screening Level | TS 16949 |
| Serial Bus Type | MICROWIRE |
| Standby Current-Max | 0.000001A |
| Supply Current-Max | 0.002mA |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 2.5V |
| Supply Voltage-Nom (Vsup) | 3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Write Cycle Time-Max (tWC) | 6ms |
| Write Protection | SOFTWARE |
| ## 93LC46C-I/SN Alternates Showing results | Image |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.32.00.51 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for 93LC46C-I/SN:
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Frequently Asked Questions
What is the storage capacity and interface of the 93LC46C-I/SN?
The 93LC46C-I/SN is a 1Kbit EEPROM using a 3-wire SPI serial interface. It supports selectable data organization of 128 x 8 bits or 64 x 16 bits, and operates with a maximum SPI clock frequency of 3MHz, enabling fast access to stored data from microcontrollers and DSPs.
What are the endurance and data retention specifications of the 93LC46C-I/SN?
The 93LC46C-I/SN is rated for a minimum of 1,000,000 write/erase cycles per memory cell, ensuring reliable operation in applications requiring frequent configuration updates. Data retention is guaranteed for a minimum of 200 years, making it suitable for long-lifecycle products where stored parameters must remain intact throughout the product's service life.
What package does the 93LC46C-I/SN come in and is it RoHS compliant?
The 93LC46C-I/SN is housed in an 8-pin SOIC (Small Outline IC) package with a 3.90mm body width, compliant with the JESD-30 R-PDSO-G8 standard. The part is fully RoHS compliant (JESD-609 e3, Pb-free) and is compatible with standard lead-free SMD reflow soldering processes used in modern PCB manufacturing.
What types of applications is the 93LC46C-I/SN best suited for?
The 93LC46C-I/SN is ideal for storing small amounts of non-volatile data such as device configuration, MAC addresses, calibration constants, and user preferences in applications including remote controls, IoT sensors, automotive key fobs, medical devices, and consumer electronics. Its compact SOIC-8 package and low pin count make it easy to integrate as a companion memory alongside almost any microcontroller.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.2627 | $0.26 |
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