SST26VF040A-80E/SN Microchip Integrated Circuit (Small Outline Packages) In Stock
SST26VF040A-80E/SN is a 4 Mbit SPI and Quad I/O serial flash memory from Microchip in an 8-pin SOIC package, operating at up to 80 MHz clock frequency. It offers 100,000 write/erase cycle endurance and 100-year data retention, making it a reliable non-volatile storage solution for embedded firmware and configuration data.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- SST26VF040A-80E/SN Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.9700(MOQ 5)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 4 Mbit (512 KB) density with SPI and Quad I/O interface supporting up to 80 MHz clock for fast read and write operations in resource-constrained embedded systems
- 100,000 write/erase cycle endurance and 100-year data retention guarantee long service life in industrial and consumer applications
- Compact 8-pin SOIC (SOIC-8) package with a 3.9 mm x 4.9 mm footprint minimizes board space for firmware and configuration storage
- JESD-609 e3 halogen-free, RoHS-compliant construction supports lead-free SMT reflow assembly at 260 °C peak temperature
Applications
SST26VF040A-80E/SN is widely used as firmware storage in microcontroller-based embedded systems, IoT devices, and wireless sensor nodes where a compact 4 Mbit SPI flash in an SOIC-8 package provides sufficient code space for bootloaders and application firmware. Its Quad I/O mode enables fast 4-bit parallel reads at 80 MHz, making it suitable for real-time configuration updates in industrial PLCs and smart meters. The device also serves as parameter and calibration data storage in medical instruments and automotive electronics requiring reliable 100,000-cycle non-volatile memory.
Specifications
| Manufacturer Package Code | SOIC-8 |
| Factory Lead Time | 6Weeks |
| YTEOL | 18 |
| Clock Frequency-Max (fCLK) | 80MHz |
| Data Retention Time-Min | 100 |
| Endurance | 100000 Write/Erase Cycles |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e3 |
| Memory Density | 4194304bit |
| Memory IC Type | FLASH |
| Memory Width | 1 |
| Number of Functions | 1 |
| Number of Ports | 1 |
| Number of Words | 4194304words |
| Number of Words Code | 4000000 |
| Operating Mode | SYNCHRONOUS |
| Organization | 4MX1 |
| Output Characteristics | 3-STATE |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.23 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Parallel/Serial | SERIAL |
| Peak Reflow Temperature (Cel) | 260 |
| Programming Voltage | 2.5V |
| Screening Level | AEC-Q100 |
| Serial Bus Type | SPI |
| Standby Current-Max | 0.00003A |
| Supply Current-Max | 0.025mA |
| Supply Voltage-Max (Vsup) | 3.6V |
| Supply Voltage-Min (Vsup) | 2.3V |
| Supply Voltage-Nom (Vsup) | 2.5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Type | NOR TYPE |
| Write Protection | HARDWARE/SOFTWARE |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | 3A991.B.1.A |
| HTS Code | 8542.32.00.51 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How fast can SST26VF040A-80E/SN transfer data in Quad I/O mode, and what throughput does that deliver for firmware loading?
In Quad I/O mode, SST26VF040A-80E/SN supports a maximum clock frequency of 80 MHz with 4 data lines active simultaneously, yielding a peak read throughput of 40 MB/s (320 Mbps). For a 512 KB firmware image, this translates to a load time under 13 milliseconds, fast enough to meet sub-100 ms boot time requirements in IoT devices and industrial controllers without requiring external DRAM for code execution.
What endurance and data retention specs make SST26VF040A-80E/SN suitable for applications that update firmware regularly?
SST26VF040A-80E/SN is rated for 100,000 write/erase cycles per sector and guarantees a minimum data retention time of 100 years at 25 °C. This endurance level supports over-the-air (OTA) firmware updates at a rate of one update per day for more than 270 years, far exceeding typical embedded product lifetimes of 10 to 15 years. It also comfortably handles frequent parameter saves in energy meters and data loggers that write configuration blocks thousands of times per year.
How does SST26VF040A-80E/SN compare to a standard 4 Mbit SPI flash with SPI-only interface when board space is critical?
Both the SST26VF040A-80E/SN and a standard SPI-only 4 Mbit flash use the same 8-pin SOIC footprint with a 3.9 x 4.9 mm body, so there is no size difference. However, SST26VF040A-80E/SN adds Quad I/O capability, multiplying read bandwidth by 4 times at the same 80 MHz clock versus single-bit SPI, without requiring any additional PCB area or pins. This makes it a drop-in performance upgrade for any design already using a 4 Mbit SOIC-8 SPI flash.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 5+ | $1.3800 | $6.90 |
| 25+ | $1.2500 | $31.25 |
| 100+ | $1.1000 | $110.00 |
| 1000+ | $1.0400 | $1040.00 |
| 5000+ | $0.9700 | $4850.00 |
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