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The Microchip Technology SST25WF040B IC Flash Memory is a compact storage component. It supports a 4 Mbit memory size, which provides sufficient storage for data files. This memory has an SPI Interface up to 33 MHz that enables fast communication with the microcontrollers.

Besides, its SuperFlash technology delivers fast erase times under 100 ms. Additionally, it offers low power consumption in active, standby, and power-down modes, extending battery life in portable applications.

Key Features:

Memory density up to 4 Mbit
SPI Interface up to 33 MHz
Operating voltage 1.65 V to 1.95 V
SuperFlash technology with fast erase under 100 ms
Endurance 100,000 write/erase cycles
Data retention over 20 years
Low power consumption in active, standby, and power-down modes

Compatibility: The Microchip Technology SST25WF040B IC Flash Memory is compatible with:

Category	Details
Interface Compatibility	SPI (Serial Peripheral Interface) – up to 33 MHz
Voltage Compatibility	Operates between 1.65 V and 1.95 V
MCU/Processor Support	Compatible with most SPI-enabled microcontrollers (Microchip, STM, NXP, TI, etc.)
System Compatibility	Embedded systems, IoT devices, battery-powered electronics
File System Support	Compatible with FAT, custom FS (via firmware)
Package Compatibility	8-lead SOIC, 8-contact USON footprint
Temperature Range	–40°C to +85°C (industrial-grade)

Specifications:

General
Model Name	SST25WF040B
Brand	Microchip Technology
Product Name	4 Mbit SPI Serial Flash Memory IC
Product Type	Serial Flash Memory IC
Memory Technology	SuperFlash or NOR Flash

Electrical
Operating voltage	1.65 V to 1.95 V
Input voltage levels	CMOS/TTL compatible
Active read current	Approximately 4 mA
Standby current	Approximately 7 μA
Power-down current	Approximately 2 μA

Performance
SPI clock speed	Up to 33 MHz
Full chip erase time	Less than 100 ms
Write/erase endurance	100,000 cycles (typical)
Data retention	More than 20 years

Interface and Features
Interface type	SPI (Serial Peripheral Interface)
Erase options	Sector (4 KB), block (32/64 KB), full chip
JEDEC command set	Standard-compatible
Write protection options	Software and hardware supported

Environmental
Operating temperature	–40°C to +85°C
Storage temperature	–65°C to +150°C
Moisture sensitivity	JEDEC MSL Level 1
RoHS compliance	Yes

If you are looking for a reliable, low-power flash memory with high endurance, then the Microchip Technology SST25WF040B IC Flash Memory is an ideal choice. Server Tech Central deals in efficient flash memory solutions that deliver fast erase capabilities, secure performance, and long-term durability.

Microchip Technology IC Flash Memory

Brand: Micron Technology

Availability: In Stock

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Delivery Options

Anywhere
Express Delivery in USA
Get Within 1 to 3 Days
Free Ground in USA
2 to 6 Days (varies by location)
International Delivery
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Visa, Mastercard, AMEX, Wire Accepted
PO accepted from Qualified Institutions
Only Wire Transfer for International Customers