Nec B58944 Datasheet __top__

NEC B58944 is an integrated circuit, specifically identified as a 256 K-bit Static Random Access Memory (SRAM) chip. It is often cross-referenced or equivalent to the $\mu$PD43256BGU-70L Technical Specifications

Legacy Computing: Found in power management sub-circuits for 1990s-era hardware. Finding a Replacement nec b58944 datasheet

3.2 On-State Characteristics

• DC Current Transfer Ratio ($h_FE$):
  • 2SCxxxx (NPN transistor)
  • 2SBxxxx (PNP transistor)
  • PSxxxx (Optocoupler)
  • uPDxxxx (Microcontroller)
  • µPCxxxx (IC – note the micro symbol)

  The chip functions as an automotive engine drive or memory-related component within the ECU. It is a critical part of the circuit board responsible for managing engine computer operations. NEC B58944 is an integrated circuit, specifically identified