M28R400CT M28R400CB 4 Mbit (256Kb x16, Boot Block).
STMicroelectronics
M28R400CT - 4 Mbit 1.8V Supply Flash Memory
M28R400CT M28R400CB 4 Mbit (256Kb x16, Boot Block) 1.8V Supply Flash Memory FEATURES SUMMARY ■ SUPPLY VOLTAGE – VDD = 1.65V to 2.2V Core Power Supply.