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STMicroelectronics · Memory ICs

M29F400BB70N3T

IC FLASH 4MBIT PARALLEL 48TSOP

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M29F400BB70N3T component illustration
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M29F400BB70N3T specifications

Recorded source facts. Missing values are kept explicit; verify the exact manufacturer document before design approval.

ManufacturerSTMicroelectronics
Ordering codeM29F400BB70N3T
FamilyMemory ICs
Package48-TFSOP (0.724", 18.40mm Width)
Product StatusObsolete
DigiKey ProgrammableNot Verified
Memory TypeNon-Volatile
Memory FormatFLASH
TechnologyFLASH - NOR
Memory Size4Mbit
Memory Organization512K x 8, 256K x 16
Memory InterfaceParallel
Clock FrequencyNot provided in source
Write Cycle Time - Word, Page70ns
Access Time70 ns
Voltage - Supply4.5V ~ 5.5V
Operating Temperature-40°C ~ 125°C (TA)
Mounting TypeSurface Mount
Package / Case48-TFSOP (0.724", 18.40mm Width)
Supplier Device Package48-TSOP

Documents and evidence

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Catalog sources

www.ic-components.com · M29F400BB70N3T ↗

Source directory identity match; source detail pending. Specifications remain from existing catalog.

Before sourcing M29F400BB70N3T

  1. Identify the firmware and board baseline
  2. Check flash, RAM and required peripherals
  3. Review pin assignment and supply limits
  4. Keep the full temperature and package suffix
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Questions about M29F400BB70N3T

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