Active Crystal Oscillators (1583) Buffer driver receiver transceiver (46) Specialized logic ICs (41) Flip Flops (28) Signal switch multiplexer decoder (21) Counter divider (17) 74 series logic ICs (15) RS485RS422 ICs (14) Level conversion shifter (9) Amplifiers (8) Voltage reference ICs (8) Multi-frequency oscillators (5) RS232 ICs (5) Precision op amps (5) Switching power supply ICs (5) Shift register (4) Interface specialized ICs (4) Voltage comparators (4) Digital-to-analog conversion ICs (4) Darlington tube (4) Instrument op amps (3) LED drivers (3) Other modules (3) Wire accessories (3) Programmable Oscillators (2) Tact switches (2) LED light guide tube accessories (2) MOSFET (2) Latches (1) I/O expander (1) Direct-insert ceramic capacitors (1) Schottky diodes (1) Accessories (1) DC-DC ICs (1) Development board kit (1) Wireless modules (1) Analog-to-digital conversion ICs (1)