The 93LC46AT/ST is a 1Kbit low-voltage serial EEPROM from Quarktwin Technology Ltd., designed for low-power applications. It operates within a voltage range of 2.5V to 5.5V and supports a maximum clock frequency of 2 MHz. The device features a 3-wire serial interface, making it compatible with standard Microwire protocols. It offers 1,000,000 erase/write cycles and has a data retention capability exceeding 200 years, ensuring long-term reliability. The 93LC46AT/ST includes self-timed erase/write cycles, automatic erase before write, and power-on/off data protection circuitry. It is available in various package types, including 8-lead TSSOP, which is suitable for space-constrained designs. The device is RoHS compliant and supports industrial temperature ranges from -40¬8C to +85¬8C, making it suitable for a wide range of applications.
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| DigiKey | Shenzhen Shengyu Electronics Technology Limited | Quarktwin Technology Ltd. | Lingto Electronic Limited | |
|---|---|---|---|---|
| Product Category | Memory Chips | Memory Chips | Memory Chips | Memory Chips |
| Product Number | 93LC46AT/ST-ND | 93LC46AT/ST | 93LC46AT/ST | 93LC46AT/ST |
| Product Name | Memory | Integrated Circuits (ICs) - Memory - Memory | Memory | Memory |
| Memory Category | EEPROM | EEPROM; Non-Volatile | EEPROM; EEPROM | EEPROM; EEPROM |
| Operating Temperature | 0 to 70 C (32 to 158 F) | 0 to 70 C (32 to 158 F) | ||
| Package Type | TSSOP; "8-TSSOP (0.173"", 4.40mm Width)" | SSOP; TSSOP; 8-TSSOP (0.173\", 4.40mm Width) | ||
| Supply Voltage | 2.5V ~ 5.5V | Surface Mount | 2.5V ~ 5.5V |
