SST39VF040-70-4C-WHE

The SST39VF040-70-4C-WHE is a 4-megabit (512K x 8) flash memory device from SST (Silicon Storage Technology). It is designed for use in embedded applications requiring non-volatile memory with fast read and write capabilities. The "70" in its name indicates a maximum access time of 70 nanoseconds, making it suitable for high-speed applications.
This device utilizes a 3.0V to 3.6V power supply, supporting both single and double word programming. It features a standardized 32-pin TSOP (Thin Small Outline Package) configuration and supports the industry-standard command set for compatibility with various microcontrollers and processors.
The SST39VF040-70-4C-WHE is known for its reliable performance, low power consumption, and endurance, with the ability to withstand a high number of program/erase cycles. It also includes features such as sector erase capability, which allows data to be erased and reprogrammed efficiently. Overall, this flash memory device is widely used in consumer electronics, automotive applications, and communication devices.

The SST39VF040-70-4C-WHE is a 4 Mbit (512 K x 8) Flash memory device featuring the following key characteristics:
1. Interface: It utilizes a standard parallel interface for easy integration.
2. Access Time: Offers a fast access time of 70 nanoseconds, enabling quick data retrieval.
3. Voltage Range: Operates within a supply voltage range of 2.7V to 3.6V, making it suitable for low-power applications.
4. Programming: Supports Byte and Word programming with a typical programming time of 10 ms.
5. Endurance: Provides high endurance, rated for up to 100,000 program/erase cycles.
6. Data Retention: Ensures data retention of at least 20 years at 125°C.
7. Package: Available in a 32-pin TSOP package, facilitating compact designs.
Overall, the SST39VF040-70-4C-WHE is designed for reliable performance in applications such as code storage in embedded systems and consumer electronics.

The SST39VF040-70-4C-WHE is packaged in a 32-pin PLCC (Plastic Leaded Chip Carrier) format.

The SST39VF040-70-4C-WHE is a 4 Mbit (512 K x 8) Flash memory device featuring a pin count of 44.
Pin Functions:
- Address Inputs (A0-A18): Used to select memory locations.
- Data Inputs/Outputs (D0-D7): Bidirectional data bus for reading/writing data.
- Chip Enable (CE): Activates the chip for read/write operations.
- Output Enable (OE): Enables data output when low.
- Write Enable (WE): Activates write operations when low.
- Byte/Word (B/W): Selects data format (byte or word).
- Reset (RESET): Resets the device.
- VCC: Power supply input.
- VSS: Ground reference.
- NC Pins: Not connected.
The device operates on a 3.0V to 3.6V supply and is used in various applications like code storage and data retention.

The SST39VF040-70-4C-WHE is manufactured by Microchip Technology Inc. Microchip is a leading semiconductor company that specializes in producing microcontrollers, microprocessors, memory products, and various other integrated circuits. The company is known for its focus on embedded control applications and provides a wide range of products for automotive, industrial, consumer, and communications markets. Microchip is recognized for its commitment to innovation and quality in semiconductor solutions, offering comprehensive support and development tools to assist engineers in their designs.

The SST39VF040-70-4C-WHE is a 4Mbit (512K x 8) Flash memory chip used in various applications such as embedded systems, consumer electronics, automotive electronics, and telecommunications. It is suitable for code storage, firmware updates, boot code, and data logging due to its fast access times and ability to be electrically erased and reprogrammed. Additionally, its low power consumption makes it ideal for battery-operated devices.

The SST39VF040-70-4C-WHE is a 4 Mbit (512 K x 8) Flash memory chip. Equivalent products include:
1. Am29F040B - by AMD
2. W29C040 - by Winbond
3. M29F040 - by STMicroelectronics
4. AT49F040 - by Atmel
Always verify compatibility in terms of pin configuration, voltage, and timing specifications before substitution.