W25Q32JVSSIQ

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W25Q32JVSSIQ

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IC FLASH 32MBIT SPI/QUAD 8SOIC

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規格

屬性 價值
Series SpiFlash®
Part Status Active
Base Product Number W25Q32
Digi Key Programmable Verified
Memory Type Non-Volatile
Memory Format FLASH
Technology FLASH - NOR
Memory Size 32Mbit
Memory Organization 4M x 8
Memory Interface SPI - Quad I/O
Clock Frequency 133 MHz
Write Cycle Time - Word, Page 3ms
Voltage - Supply 2.7V ~ 3.6V
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package / Case 8-SOIC (0.209", 5.30mm Width)
Supplier Device Package 8-SOIC
Packaging Tube

概述

Description

The W25Q32JVSSIQ is a 32-megabit (4 megabytes) serial flash memory chip produced by Winbond. It falls under the category of non-volatile memory, meaning it retains stored data even when the power is off. This chip utilizes SPI (Serial Peripheral Interface) for communication, offering a balance of performance and simplicity, which makes it suitable for a wide range of applications, including consumer electronics, industrial control, and automotive systems.
Key features of the W25Q32JVSSIQ include high-speed performance with operation frequencies up to 133 MHz, low power consumption suitable for battery-operated devices, and a wide temperature range, which ensures reliability in diverse environments. It also supports various operations such as program, erase, and read, with additional features like Quad SPI for faster data transfer rates and software write protection for data security.
The chip's compact design, with an 8-pin SOIC package, makes it ideal for integration into space-constrained devices, providing a reliable and efficient storage solution for embedded systems.

Equivalent

The W25Q32JVSSIQ is a 32Mb Serial NOR Flash memory chip manufactured by Winbond. Equivalent products include:
1. Micron M25P32 - A 32Mb Serial NOR Flash with similar specifications.
2. Macronix MX25L3206E - Another 32Mb Serial NOR Flash with comparable features.
3. Cypress S25FL032P - Offers similar capacity and performance.
4. ISSI IS25LP032 - A pin-compatible alternative in the 32Mb flash memory range.
These alternatives are suitable for applications requiring similar storage and performance characteristics.

Features

The W25Q32JVSSIQ is a 32M-bit serial flash memory device by Winbond, organized as 4M x 8 bits. It features a Serial Peripheral Interface (SPI) for high-speed operations. The device supports standard, dual, and quad SPI protocols, offering flexibility and performance up to 104MHz (or 416MHz using Quad SPI). It includes a 4KB uniform sector architecture, making it suitable for code and data storage.
Key features include:
- Voltage range: 2.7V to 3.6V.
- Ultra-low power consumption with deep power-down and standby modes.
- Supports JEDEC-standard manufacturer and device ID.
- Provides hardware and software write protection to safeguard data.
- Includes secure OTP (One-Time Programmable) regions for permanent data storage.
- Fast program time and erase capabilities with sector, block, and chip erase options.
The W25Q32JVSSIQ is suitable for a variety of applications including consumer electronics, industrial systems, and IoT devices due to its robust performance and versatile interface options.

Pinout

The W25Q32JVSSIQ is a 32 Mbit (4 MB) serial Flash memory device from Winbond. It is part of the W25Q series, which is known for its low power consumption and high performance. The device comes in an 8-pin SOIC (Small Outline Integrated Circuit) package.
### Pin Count and Function:
1. Pin 1 (CS#): Chip Select - Activates the device when pulled low.
2. Pin 2 (DO/IO1): Data Output / I/O pin 1 - Used in SPI communication, serves as data output in standard SPI mode.
3. Pin 3 (WP#/IO2): Write Protect / I/O pin 2 - Protects the memory from being overwritten; also serves as an I/O pin in quad SPI mode.
4. Pin 4 (GND): Ground - Reference voltage level.
5. Pin 5 (DI/IO0): Data Input / I/O pin 0 - Used in SPI communication, serves as data input in standard SPI mode.
6. Pin 6 (CLK): Clock - Provides the timing for data transfers.
7. Pin 7 (HOLD#/IO3): Hold / I/O pin 3 - Pauses the device operations; also serves as an I/O pin in quad SPI mode.
8. Pin 8 (VCC): Power Supply - Powers the device.
This configuration makes it suitable for applications requiring high-speed storage, such as code shadowing, data logging, and secure boot processes.

Manufacturer

The W25Q32JVSSIQ is a serial NOR Flash memory chip manufactured by Winbond Electronics Corporation. Winbond is a leading global company based in Taiwan that specializes in the design and manufacturing of semiconductor memory solutions. Their product portfolio includes DRAM, NOR Flash, and NAND Flash memory. Winbond serves a variety of markets including consumer electronics, automotive, industrial, and networking, among others. The company is known for its focus on providing high-quality, reliable memory solutions with a commitment to innovation and performance.

Application

The W25Q32JVSSIQ is a 32Mb serial flash memory chip commonly used in various applications requiring non-volatile storage. Key application areas include consumer electronics, such as TVs, gaming consoles, and set-top boxes, where it stores firmware and settings. In the automotive industry, it's used for infotainment systems and advanced driver-assistance systems (ADAS). In industrial settings, it's applied in programmable logic controllers (PLCs) and smart meters. Additionally, it finds use in communication devices for firmware updates and data logging, and in IoT devices for configuration and sensor data storage. Its small size, low power consumption, and high reliability make it versatile for embedded systems and portable gadgets.

Package

The W25Q32JVSSIQ is a 32M-bit SPI flash memory chip by Winbond. It comes in an 8-pin SOIC (Small Outline Integrated Circuit) package type, specifically SOP-8 (Small Outline Package with 8 pins), which is commonly used for EEPROMs and flash memory due to its compact size and ease of use in circuit boards.

Frequently Asked Questions


Q: What is the maximum clock frequency for this SPI Flash?
A: The W25Q32JVSSIQ supports a clock frequency up to 133 MHz, enabling fast read and program operations.


Q: Can this device operate at 2.5V supply voltage?
A: No, it requires a supply voltage range of 2.7V to 3.6V; operating below 2.7V may cause unreliable behavior.


Q: Is this memory compatible with Quad SPI interface?
A: Yes, it supports SPI and Quad I/O (Quad SPI) for enhanced data throughput.


Q: What is the typical write cycle time for a page program?
A: The typical write cycle time for a word or page program is 3ms, ensuring efficient programming.


Q: What is the operating temperature range of this part?
A: It is rated for industrial temperature range from -40°C to +85°C (TA), suitable for harsh environments.


Q: How is the memory organized internally?
A: The 32Mbit memory is organized as 4M x 8 bits, allowing byte-addressable access via SPI commands.


Q: Does this flash memory come in a surface-mount package?
A: Yes, it is housed in an 8-pin SOIC package (8-SOIC) with a 5.30mm width for surface-mount assembly.


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