Embedded3
Intel 4004: How a 4‑bit chip started the microprocessor revolution
A 4‑bit, 740 kHz PMOS chip with 2,300 transistors doesn’t sound impressive today. Yet the Intel 4004 quietly defined the template for every modern MCU board, from Arduino to STM32 and ESP32.
#intel-4004 #microprocessor-history #vintage-cpu #embedded-systems #4-bit