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Microchip Technology SST25VF080B-80-4I-QAE
- Part No.:
- SST25VF080B-80-4I-QAE
- Manufacturer:
- Microchip Technology
- Category:
- Memory
- Package:
- 8-WDFN Exposed Pad
- Datasheet:
-
SST25VF080B-80-4I-QAE.pdf
- Description:
- IC FLASH 8MBIT SPI 80MHZ 8WSON
- Quantity:
- Payment:
- Shipping:
Inventory:3,688
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Product details
Overview
SST25VF080B-80-4I-QAE from Microchip Technology is an 8 Mbit SPI serial flash memory IC with quad-wire interface, operating at up to 80 MHz high-speed read, 2.7–3.6 V single supply, and industrial temperature range (–40°C to +85°C). It features uniform 4 KByte sectors, 32/64 KByte overlay blocks, and SuperFlash technology for enhanced reliability in embedded firmware storage applications.
For engineers reviewing the SST25VF080B-80-4I-QAE datasheet, SST25VF080B-80-4I-QAE pinout, SST25VF080B-80-4I-QAE application, or SST25VF080B-80-4I-QAE equivalent, key selection criteria include SPI Mode 0/3 compatibility, hardware/software end-of-write detection, AAI programming support, industrial-grade temperature operation, and WSON-8 (6 mm × 5 mm) package footprint constraints.
Technical Context
The SST25VF080B-80-4I-QAE implements a four-wire SPI-compatible interface (SCK, SI, SO, CE#) with dual-mode clock polarity support (Mode 0 and Mode 3), enabling seamless integration with diverse microcontroller host interfaces. Its internal SuperFlash architecture uses split-gate cells and thick-oxide tunneling injectors to achieve superior endurance and data retention.
It supports three erase granularities-4 KByte sectors, 32 KByte blocks, and 64 KByte blocks-and includes dedicated control pins (HOLD#, WP#) for suspend and write-protection functions. The status register provides real-time BUSY/WEL/BP/BPL/AAI bit monitoring for deterministic command sequencing and robust firmware update handling.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Memory Density | 8 Mbit (1 MByte), organized as 256 × 4 KByte sectors |
| Max Clock Frequency | 80 MHz for High-Speed Read (0BH command), enabling <12.5 ns cycle time |
| Supply Voltage | 2.7–3.6 V - compatible with 3.3 V logic systems without level shifting |
| Endurance | 100,000 program/erase cycles - sufficient for field firmware updates over product lifetime |
| Data Retention | Greater than 100 years - ensures long-term reliability in unpowered storage |
| Erase Times | Chip-Erase: 35 ms typ; Sector-Erase: 18 ms typ - enables fast partial reprogramming |
| Package | 8-contact WSON (6 mm × 5 mm, 0.65 mm pitch) - compact footprint for space-constrained PCBs |
Pinout & Package
Package: 8-contact WSON (6 mm × 5 mm, exposed pad, RoHS-compliant).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| CE# | Chip Enable | Active-low device select; must remain low during full instruction sequence including address/data transfer |
| SO | Serial Data Output | Tri-state output; doubles as RY/BY# status indicator during AAI mode when enabled via EBSY command |
| WP# | Write Protect | Enables BPL bit lock-down; when low, prevents modification of BP3–BP0 unless BPL = 0 |
| VSS | Ground | Reference return path for all I/O and core circuitry; requires low-impedance connection to PCB ground plane |
| VDD | Power Supply | 2.7–3.6 V supply input; decoupling capacitor (0.1 µF) required near pin for noise suppression |
| HOLD# | Hold Control | Suspends ongoing SPI transaction without resetting internal state; requires SCK low alignment per timing spec |
| SCK | Serial Clock | Input clock synchronized to SPI master; rising edge latches SI, falling edge drives SO |
| SI | Serial Data Input | Command/address/data input; MSB-first, sampled on SCK rising edge |
Key Features
| Feature | Design Value |
|---|---|
| Auto Address Increment (AAI) Programming | Reduces multi-byte programming overhead by eliminating repeated address transmission - cuts total flash write time by ~40% vs. Byte-Program mode |
| Hardware End-of-Write Detection | SO pin outputs real-time RY/BY# status during AAI mode (enabled via 70H command), removing software polling latency |
| Flexible Block Protection | Four BP bits (BP3–BP0) enable configurable protection of upper 1/16 to full array - supports secure bootloader partitioning |
| Industrial Temperature Range | –40°C to +85°C operation - validated for use in automotive body control modules and industrial HMIs |
| SuperFlash Technology | Split-gate cell design delivers 10× faster erase and lower program current vs. conventional NOR flash - reduces system power budget |
Applications
| Firmware Storage in Industrial PLCs | Secure Bootloader Partitioning |
|---|---|
Use Scenario: Storing firmware images and configuration data in programmable logic controllers deployed in factory automation environments with wide ambient temperature swings. IC Role / Device Role / Timing Role: Non-volatile code storage with deterministic read latency (<12.5 ns cycle at 80 MHz) and sector-level erase for incremental firmware patching. Use Value: 100-year data retention and 100,000-cycle endurance ensure reliable operation across 15+ year equipment lifecycles without field replacement. | Use Scenario: Isolating immutable bootloader code from updatable application firmware in medical diagnostic devices requiring IEC 62304 compliance. IC Role / Device Role / Timing Role: Dual-role memory: protected upper sector holds signed bootloader; unprotected lower sectors store field-upgradable application binaries. Use Value: Hardware-enforced BP3–BP0 bits prevent accidental overwrite of bootloader region - eliminates risk of bricking during OTA updates. |
| Edge AI Sensor Node Configuration | Automotive Infotainment UI Assets |
Use Scenario: Storing calibration profiles, neural network weights, and sensor fusion parameters in battery-powered wireless edge nodes operating at –40°C. IC Role / Device Role / Timing Role: Low-power configuration store: 5 µA standby current minimizes quiescent drain; HOLD# enables rapid context suspension during RF transmit bursts. Use Value: Industrial temperature rating and 2.7 V minimum VDD allow direct integration with Li-ion battery rails (2.8–4.2 V) without regulator overhead. | Use Scenario: Caching graphical assets (icons, fonts, animations) for head-unit displays in vehicles where thermal cycling exceeds commercial grade limits. IC Role / Device Role / Timing Role: High-bandwidth asset cache: 80 MHz High-Speed Read (0BH) sustains >8 MB/s sequential throughput for smooth UI rendering. Use Value: WSON-8 package's 6 mm × 5 mm footprint fits tight routing channels behind display connectors - no layer count penalty. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar SPI serial flash memory applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| Winbond W25Q80DVSSIG | 8 Mbit, 104 MHz max read, Quad SPI support, 2.7–3.6 V, SOIC-8 package | Lacks HOLD# and AAI programming; supports QPI/DTR modes not present in SST25VF080B-80-4I-QAE | Select when higher read bandwidth or quad-I/O is required; avoid if HOLD# suspend or AAI efficiency is critical |
| Cypress S25FL008A0XMFI001 | 8 Mbit, 66 MHz max read, 2.7–3.6 V, WSON-8, supports SFDP and 4-byte addressing | No AAI mode; includes security registers and OTP lockbits absent in SST25VF080B-80-4I-QAE | Select for designs needing standardized SFDP discovery or hardware-based security features; not drop-in for AAI-dependent firmware |
Compared with W25Q80DVSSIG and S25FL008A0XMFI001, the SST25VF080B-80-4I-QAE uniquely balances 80 MHz read speed, AAI programming acceleration, HOLD# transaction suspension, and industrial temperature operation in a compact WSON-8 package - making it optimal for resource-constrained embedded systems requiring deterministic flash management.
Availability
SST25VF080B-80-4I-QAE is available at Aetrix Electronics and suitable for industrial PLCs, medical diagnostics, automotive infotainment, and edge AI sensor nodes requiring stable component supply across extended temperature ranges and long production lifecycles.
Supply support for SST25VF080B-80-4I-QAE includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Microchip Technology is a global semiconductor company delivering microcontrollers, analog, FPGA, and memory solutions with emphasis on reliability, longevity, and embedded system integration.
The SST25VF080B-80-4I-QAE belongs to Microchip's legacy SST serial flash product line, designed specifically for cost-sensitive, space-constrained embedded applications requiring robust non-volatile storage with industrial-grade environmental tolerance.
FAQ
What is the maximum operating frequency of the SST25VF080B-80-4I-QAE during High-Speed Read operations?
The SST25VF080B-80-4I-QAE supports up to 80 MHz High-Speed Read using the 0BH command with a dummy byte. This is confirmed in Table 14 of DS25045A and applies specifically to the "-80-" suffix variant. At this rate, the device achieves sub-13 ns clock periods, enabling sustained read throughput exceeding 8 MB/s for continuous data streaming in applications like UI asset loading or firmware verification.
Does the SST25VF080B-80-4I-QAE support both SPI Mode 0 and Mode 3?
Yes, the SST25VF080B-80-4I-QAE explicitly supports both SPI Mode 0 (CPOL=0, CPHA=0) and Mode 3 (CPOL=1, CPHA=1), as stated in the "Device Operation" section of DS25045A. This dual-mode capability allows interoperability with a broad range of microcontrollers without requiring hardware-level clock polarity inversion, simplifying design reuse across different host platforms.
How does the HOLD# pin function during active SPI communication in the SST25VF080B-80-4I-QAE?
The HOLD# pin in the SST25VF080B-80-4I-QAE suspends an ongoing SPI transaction without resetting internal state or requiring CE# deassertion. Per Figure 4 and the "Hold Operation" section, HOLD# must be asserted low while SCK is low to enter Hold mode; SO enters high-impedance, and SI/SCK may float. Communication resumes only after HOLD# returns high and CE# remains low - preserving command context for deterministic resumption.
What erase granularities are supported by the SST25VF080B-80-4I-QAE?
The SST25VF080B-80-4I-QAE supports three distinct erase granularities: uniform 4 KByte sectors, 32 KByte overlay blocks, and 64 KByte overlay blocks. These are implemented via separate opcodes (20H, 52H, D8H) and use different address-bit significance (A12, A15, A16 respectively). This flexibility enables precise wear leveling and partial firmware updates without erasing the entire 8 Mbit array.
Is the SST25VF080B-80-4I-QAE RoHS compliant and what package does it use?
Yes, the SST25VF080B-80-4I-QAE is RoHS compliant and packaged in an 8-contact WSON (6 mm × 5 mm) with exposed thermal pad. This is explicitly stated in the "Packages Available" section of DS25045A and confirmed by the "-QAE" suffix per Microchip's packaging nomenclature - making it suitable for lead-free reflow assembly and thermally demanding industrial applications.
SST25VF080B-80-4I-QAE Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Microchip Technology
- Series:
- SST25
- Package/Case:
- 8-WDFN Exposed Pad
- Packaging:
- Tube
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Memory Type:
- Non-Volatile
- Memory Format:
- FLASH
- Technology:
- FLASH
- Memory Size:
- 8Mbit
- Memory Organization:
- 1M x 8
- Memory Interface:
- SPI
- Clock Frequency:
- 80 MHz
- Write Cycle Time - Word, Page:
- 10µs
- Access Time:
- -
- Voltage - Supply:
- 2.7V ~ 3.6V
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 8-WSON
SST25VF080B-80-4I-QAE FAQ
1.How can I place an order for SST25VF080B-80-4I-QAE through Aetrix?
Please submit a Request for Quotation (RFQ) for SST25VF080B-80-4I-QAE on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for SST25VF080B-80-4I-QAE reliable?
The price and inventory of SST25VF080B-80-4I-QAE are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SST25VF080B-80-4I-QAE is usually 5 days.
3.What payment methods are accepted for SST25VF080B-80-4I-QAE?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SST25VF080B-80-4I-QAE transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SST25VF080B-80-4I-QAE?
SST25VF080B-80-4I-QAE orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SST25VF080B-80-4I-QAE order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for SST25VF080B-80-4I-QAE?
For technical support, including SST25VF080B-80-4I-QAE datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SST25VF080B-80-4I-QAE requirements.
6.How does Aetrix verify that SST25VF080B-80-4I-QAE is sourced from the original manufacturer or authorized distributors?
All SST25VF080B-80-4I-QAE products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that SST25VF080B-80-4I-QAE meets industry standards.
7.What is the process for return or replacement of SST25VF080B-80-4I-QAE?
All SST25VF080B-80-4I-QAE units undergo pre-shipment inspection (PSI). If there is an issue with SST25VF080B-80-4I-QAE, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The SST25VF080B-80-4I-QAE part is unused and in its original packaging.
Return procedure for SST25VF080B-80-4I-QAE:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
SST25VF080B-80-4I-QAE Tags
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M24C02-WMN6TP
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AT24C02C-XHM-T
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