SST25PF040C-40I/MF Microchip Integrated Circuit (Small Outline No-lead) In Stock
Microchip SST25PF040C-40I/MF is a 4 Mbit (512K × 8-bit) serial SPI Split-Gate Flash memory operating from 2.3 V to 3.6 V with up to 40 MHz clock frequency. Housed in a compact 8-pin WDFN package, it delivers 100,000 write/erase cycles and 20-year data retention for embedded code storage.
- Manufacturer
- Microchip
- Package
- Small Outline No-lead
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- SST25PF040C-40I/MF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.0600(MOQ 10)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 4 Mbit (512K × 8-bit) SPI Flash with up to 40 MHz clock frequency
- Wide supply range of 2.3 V to 3.6 V for 3.3 V embedded systems
- 100,000 write/erase cycle endurance for reliable firmware storage
- 20-year data retention for long-life embedded and industrial applications
- Compact 8-pin WDFN package for high-density PCB designs
Applications
The SST25PF040C-40I/MF is used as a boot code or parameter storage Flash in microcontrollers, FPGAs, and embedded Linux platforms where a compact 4 Mbit SPI non-volatile memory is required. Its 40 MHz SPI interface allows fast firmware loading in industrial control systems, network switches, and IoT gateways. The WDFN package and wide 2.3 V to 3.6 V supply range make it compatible with 3.3 V-only system designs.
Specifications
| Manufacturer Package Code | WSON-8 |
| Factory Lead Time | 19Weeks |
| YTEOL | 18 |
| Clock Frequency-Max (fCLK) | 40MHz |
| Data Retention Time-Min | 20 |
| Endurance | 100000 Write/Erase Cycles |
| JESD-30 Code | S-PDSO-N10 |
| JESD-609 Code | e3 |
| Memory Density | 4194304bit |
| Memory IC Type | FLASH |
| Memory Width | 8 |
| Number of Functions | 1 |
| Number of Ports | 1 |
| Number of Words | 524288words |
| Number of Words Code | 512000 |
| Operating Mode | SYNCHRONOUS |
| Organization | 512KX8 |
| Output Characteristics | 3-STATE |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOLCC8,.25 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Parallel/Serial | SERIAL |
| Programming Voltage | 3.3V |
| Screening Level | TS 16949 |
| Serial Bus Type | SPI |
| Standby Current-Max | 0.00001A |
| Supply Current-Max | 0.015mA |
| Supply Voltage-Max (Vsup) | 3.6V |
| Supply Voltage-Min (Vsup) | 2.3V |
| Supply Voltage-Nom (Vsup) | 3.3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Type | NOR TYPE |
| Write Protection | HARDWARE/SOFTWARE |
| Package | Small Outline No-lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | 3A991.B.1.A |
| HTS Code | 8542.32.00.51 |
| Country of Origin | Taiwan, Thailand |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does the SST25PF040C-40I/MF endurance and retention compare to typical NOR Flash requirements for firmware storage?
The SST25PF040C-40I/MF is rated for 100,000 write/erase cycles and 20 years of data retention. These specifications meet or exceed most firmware storage requirements in industrial controllers and IoT devices, where firmware updates are infrequent and the 4 Mbit capacity is sufficient for boot code and parameter tables.
At what SPI clock frequency can SST25PF040C-40I/MF operate, and does it support standard SPI modes?
The SST25PF040C-40I/MF supports a maximum clock frequency of 40 MHz over its SPI interface and operates from a 2.3 V to 3.6 V supply. Standard SPI modes are supported, making it straightforward to interface with most 3.3 V microcontrollers and FPGA configuration circuits without level translation.
What lead time and packaging should buyers consider when sourcing SST25PF040C-40I/MF for high-volume production?
Factory lead time for SST25PF040C-40I/MF is approximately 19 weeks in the WDFN 8-pin package. Volume buyers should place orders well in advance of production schedules. The YTEOL value of 18 years indicates a long active lifecycle, giving designers confidence in sustained supply for multi-year production programs.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 10+ | $1.3100 | $13.10 |
| 25+ | $1.2500 | $31.25 |
| 100+ | $1.1600 | $116.00 |
| 1000+ | $1.1300 | $1130.00 |
| 5000+ | $1.0600 | $5300.00 |
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