Microchip 1 kB EEPROM 250 ns 5-Pin SOT-23 Serial-Microwire Memory Chip 93C46BT-I/OT

Microchip 93C46BT-I/OT is a 1 kB EEPROM memory chip offered in a compact 5-Pin SOT-23 surface mount package, designed for serial Microwire interface communication. It delivers a maximum random access time of 250 ns and operates efficiently at a clock frequency up to 2 MHz. The device supports a supply voltage ranging from 4.5 V to 5.5 V and functions reliably across a temperature range of -40°C to 85°C, making it suitable for various industrial and commercial electronics.

This EEPROM features a 64 x 16-bit word organization and offers long-term data retention of over 200 years along with endurance for 1,000,000 erase/write cycles. It incorporates self-timed erase and write cycles, automatic erase all before write all, and a device status signal for ready/busy indication. The power-on/off data protection circuitry ensures the integrity of stored data during power fluctuations.

The small size and low supply current of 2 mA make this component ideal for compact electronic devices where efficient power consumption is critical. The SOT-23 package measures 3.1 mm in length, 3.2 mm in width, and 1.45 mm in height, facilitating space-saving PCB designs.

Common applications include industrial control systems, embedded systems, automotive electronics, and other devices requiring stable serial non-volatile memory solutions. The chip adheres to industry-standard 3-wire serial I/O, ensuring compatibility with existing interfaces.

Memory size of 1 kilobyte organized as 64 x 16-bit words. Serial-Microwire interface for efficient serial communication. Maximum clock frequency of 2 MHz supporting fast data access. Operating voltage range from 4.5 V to 5.5 V ensuring stable performance.

Wide operating temperature range from -40°C to 85°C suitable for diverse environments. Low supply current of 2 mA for energy-efficient operation. Compact SOT-23 package dimensions: 3.1 mm length, 3.2 mm width, and 1.45 mm height.

Durability with data retention exceeding 200 years and 1,000,000 erase/write cycles. Includes power-on/off data protection circuitry and automatic erase/write cycle features. Designed for industrial and electronic component applications requiring reliable non-volatile memory.

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