Nec B58944 Datasheet 2021 |best| -

The NEC B58944 is a specialized integrated circuit (IC) primarily utilized as an ECU driver within automotive engine management systems. It is technically equivalent to the $\mu$PD43256BGU-70Y, a 256 Kib Parallel SRAM. Technical Overview and Specifications

Supplier Options: Hardware suppliers such as Inovauto list the B58944 specifically as an ECU driver for Bosch and NEC systems. NEC B58944 ECU DRIVER SOP-28 - Inovauto.com nec b58944 datasheet 2021

Q4: Why does my B58944 have a different pinout?

A: Some OEM orders used specialized pin configurations (e.g., reverse pinout for automated assembly). Always test. The NEC B58944 is a specialized integrated circuit

Quality, compliance, and procurement considerations
Manufacturers list compliance to RoHS and other environmental directives, plus any automotive-grade or AEC-Q certifications for variants intended for vehicles. Binning and traceability details help procure consistent color/flux parts; designers should specify required bins or request matched-bin reels for visible uniformity in assemblies. Rise Time ($t_r$): Approx

You can download the NEC B58944 datasheet 2021 in PDF format from the following link: [insert link]

• Rise Time ($t_r$): Approx. 150 ns
• Fall Time ($t_f$): Approx. 100 ns
• Input Capacitance ($C_iss$): High input capacitance assists in dampening oscillations