LM358D-T by NXP Semiconductors is a dual operational amplifier with 70dB CMRR, 1000kHz unity gain bandwidth, and 9000uV max input offset voltage. Widely used in commercial applications due to its small outline package and low bias current of 0.5uA.
DS18B20Z+ by Analog Devices is a 12-bit temperature sensor with 1-Wire interface. It operates b/w -55 to 125°C, with ±0.5°C accuracy. Suitable for applications requiring digital output and surface mounting feature.
KSZ9031RNXIA by Microchip is a 48-terminal Ethernet transceiver with data rate of 1000 Mbps. Operating temperature range from -40 to 85°C makes it suitable for industrial applications. This square-shaped chip carrier has a very thin profile and matte tin finish, ideal for network interfaces.