The 1318506-93LC66C-E/ST is a 4Kbit low-voltage serial EEPROM from Microchip Technology, designed for non-volatile memory applications. It operates within a voltage range of 2.5V to 5.5V and supports an industrial temperature range of -40¬8C to +125¬8C. The device features a Microwire interface and offers both 8-bit and 16-bit word sizes, selectable via the ORG pin. It supports a maximum clock frequency of 3 MHz and has a write cycle time of 6 ms. The EEPROM is capable of enduring 1,000,000 erase/write cycles with data retention exceeding 200 years. The product is available in an 8-lead TSSOP package and is compliant with RoHS standards.
EEPROM Memory IC 4Kb (512 x 8, 256 x 16) SPI 3MHz 8-TSSOP
IC EEPROM 4KBIT MICROWIRE 8TSSOP Product overview: 93LC66C-E/ST from Microchip Technology is a Memory IC and Storage Component for data storage, firmware boot, embedded logging, industrial controllers, computing modules, and replacement sourcing. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include key electrical ratings, package details, and application requirements. Search-friendly keywords include memory IC, Flash, SRAM, DRAM, storage module, Memory IC and Storage Component, Memory ICs Products. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 774-93LC66C-E/ST can be used for catalog matching and distributor lookup.
Manufacturer: Microchip Technology
Win Source Part Number: 1318506-93LC66C-E/ST
Category: Integrated Circuits (ICs)>Memory>Memory
Packaging: Tube
Standard Package: 100
Mounting: Surface Mount
Technology: EEPROM
Memory Type: Non-Volatile
Memory Size: 4Kb (512 x 8, 256 x 16)
Voltage - Supply: 2.5V ~ 5.5V
Supplier Device Package: 8-TSSOP
Temperature Range - Operating: -40°C ~ 125°C
Case / Package: 8-TSSOP (0.173", 4.40mm Width)
Memory Format: EEPROM
Clock Frequency: 3 MHz
Write Cycle Time - Word, Page: 6ms
Memory Interface: Microwire
ECCN: EAR99
Fake Threat In the Open Market: 70
MSL Level: 1 (Unlimited)
REACH Status: REACH Unaffected
HTSUS: 8542.32.0051
Other Part Number: 93LC66C-E/ST-NDR
Base Product Number: 93LC66
RoHS Status: ROHS3 Compliant
IC EEPROM 4KBIT MICROWIRE 8TSSOP
EEPROM Memory IC 4Kbit Microwire 3 MHz 8-TSSOP
EEPROM, 4KBIT, -40 TO 125DEG C; Memory Size:4Kbit; EEPROM Memory Configuration:512 x 8bit / 256 x 16bit; Memory Interface Type:Serial Microwire; Clock Frequency:3MHz; Memory Case Style:TSSOP; No. of Pins:8Pins RoHS Compliant: Yes
IC EEPROM 4KBIT SPI 3MHZ 8TSSOP
| DigiKey | ERSAELECTRONICS PTE. LTD. | Win Source Electronics | Shenzhen Shengyu Electronics Technology Limited | Quarktwin Technology Ltd. | Newark, An Avnet Company | Lingto Electronic Limited | |
|---|---|---|---|---|---|---|---|
| Product Category | Memory Chips | Memory Chips | Memory Chips | Memory Chips | Memory Chips | Memory Chips | Memory Chips |
| Product Number | 93LC66C-E/ST-ND | 774-93LC66C-E/ST | 1318506-93LC66C-E/ST | 93LC66C-E/ST | 93LC66C-E/ST | 30H4839 | 93LC66C-E/ST |
| Product Name | Memory | Memory IC and Storage Component | Integrated Circuits (ICs) - Memory - Memory | Integrated Circuits (ICs) - Memory - Memory | Memory | Eeprom, 4Kbit, -40 To 125Deg C; Memory Size Microchip | Memory |
| Memory Category | EEPROM | EEPROM | EEPROM; Non-Volatile | EEPROM; Non-Volatile | EEPROM; EEPROM | EEPROM | EEPROM; EEPROM |
| Operating Temperature | -40 to 125 C (-40 to 257 F) | -40 C (-40 F) | -40 to 125 C (-40 to 257 F) | -40 to 125 C (-40 to 257 F) | |||
| Package Type | TSSOP; "8-TSSOP (0.173"", 4.40mm Width)" | SOP; SSOP; TSSOP; 8-TSSOP (0.173", 4.40mm Width) | SSOP; TSSOP | SSOP; TSSOP; 8-TSSOP (0.173\", 4.40mm Width) | TSSOP | ||
| Supply Voltage | 2.5V ~ 5.5V | -3.3V; 2.5 | 2.5V ~ 5.5V | -40degC ~ 125degC (TA) | 2.5V ~ 5.5V | ||
| Access Time | 200 ns |
