The SST39WF400A-90-4I-M1QE-T device is a 256K x16 CMOS Multi-Purpose Flash (MPF) manufactured with SST’s proprietary,high performance CMOS SuperFlash technology. The split-gate cell design and thick-oxide tunneling injector attain better reliability and manufacturability compared with alternate approaches. The SST39WF400A-90-4I-M1QE-T writes (Program or Erase) with a 1.65-1.95V power supply. This device conforms to JEDEC standard pin assignments for x16 memories.
Please consider this deviceSST39WF400B
Feature
- Organized as 256K x16
- Low Power Consumption: Active Current: 5 mA (typical), Standby Current: 1 µA (typical)
- Sector-Erase Capability: Uniform 2 KWord sectors
- Block-Erase Capability, Uniform 32 KWord blocks
- Fast Erase and Word-Program: Sector-Erase Time: 36 ms (typical), Block-Erase Time: 36 ms (typical), Chip-Erase Time: 140 ms (typical), Word-Program Time: 28 µs (typical)
- Packages Available – 48-ball TFBGA (6mm x 8mm) – 48-ball WFBGA (4mm x 6mm) – 48-bump XFLGA (4mm x 6mm) All non-Pb (lead-free) devices are RoHS compliant















