Analog Devices interview questions

4 rounds of Technical interviews followed by 1 HR round. Technical interview included questions on Analog electronics and Digital electronics. ADCs, DACs, RC filters, integrators, differentiators, op-amp circuits etc., Hardware board design concepts like components selection, and PCB Layout guidelines were asked. The internal circuitry of JK flip flop, NAND gate truth table, and communication interfaces like I2C, and SPI were questioned.