The SST39LF020-55-4C-WHE is a high-performance flash memory device from Microchip Technology, designed to offer a reliable and flexible storage solution for a wide range of applications. This 2 Megabit (Mbit) flash memory chip is part of the SST39 Series and is notable for its robustness and endurance.

Key Features

• Memory Size: 2 Mbit (256K x 8)
• Interface Type: Parallel
• Access Time: 55 ns
• Supply Voltage: 4.5V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Packaging: 32-LD PLCC (Plastic Leaded Chip Carrier)

Designed with versatility in mind, the SST39LF020-55-4C-WHE supports a parallel interface for high-speed data access. The 55 ns access time ensures rapid read operations, which is essential for time-critical tasks and applications that require fast boot or frequently updated data.

This flash memory chip operates within a wide supply voltage range of 4.5V to 5.5V, making it suitable for use in various electronic devices without the need for complex power management. Additionally, its broad operating temperature range allows it to perform reliably in extreme environments, from industrial applications to consumer electronics that may be exposed to varying climatic conditions.

The SST39LF020-55-4C-WHE comes in a durable 32-LD PLCC package, which provides a compact footprint and makes it easy to integrate into a variety of circuit board designs. This package type also offers good thermal performance, ensuring the device operates within safe temperature limits even under high usage scenarios.

Microchip Technology's commitment to quality means that the SST39LF020-55-4C-WHE flash memory is built to last, offering high endurance with a typical erase and program cycle count of at least 100,000 cycles. This makes it an ideal choice for applications where data integrity and retention are paramount, such as in embedded systems, networking equipment, and telecommunications infrastructure.