EEPROM Memory (167) Switch fittings-cap (117) FLASH memory (99) Active crystal oscillators (30) Clock timing chips (22) Optical sensors (22) TVS diodes (transient voltage suppression diodes) (19) Screwdrivers/ tweezer/s wrench tools (17) Standard clock oscillators (16) Instrumentation operational amplifiers (16) Linear voltage stabilization chips LDO (15) Amplifiers (14) Backboard connectors (12) Development board kits (12) Battery power management chips PMIC (11) Triggers (10) LED lamp guide tube fittings (10) The DC-DC power supply modules (9) Switching power chips (7) Push-key switches (7) LED drivers (6) (5) Other processors (4) Time-based chips (4) circular connectors (4) Drive chips (4) Special switches (3) Accessories of wire accessories (3) ARM Microcontroller-MCU (2) DDRSSD Memory (2) FPGA-Configure the memory (2) Codec chips (2) Connector accessory kits (2) Ethernet connectors (2) Schottky diodes (2) gate drivers (2) Other modules (2) Signal relays (2) LEDs (2) LED display modules (2) MOSFET (2) Antennas (2) 8-bit microcontroller-the MCU (1) CPLD-FPGA chips (1) Common-mode choke ring filters (1) Military connectors (1) High frequency inductors (1) Zener diodes (1) Switching diodes (1) Commutation diodes (1) Differential operational amplifiers (1) Tape labels (1) LEDUPS And other types of power supply modules (1) Sensor modules (1) Snap switches (1) Rotation encoding switches (1) Environmental light sensors (1) Module conversion chips (1) Wireless transceiver chips (1)