Micrel Semiconductor
Micrel was a San Jose company that made power-management ICs such as LDO regulators, Ethernet PHYs and switches, and timing devices. It was acquired by Microchip Technology in 2015.
Micrel Semiconductor
KS8993 3-Port 10/100 Integrated Switch with PHY and Frame Buffer by Micrel Semiconductor (128-Pin PQFP type): datasheet PDF, pinout and specifications.
Integrated Circuit - IC's 128-Pin PQFP type
Micrel Semiconductor
MIC5219 3.3v 5Pin Low Dropout Voltage Regulator by Micrel Semiconductor (SOT-23, MSOP-8): datasheet PDF, pinout and specifications.
Voltage Regulators SOT-23, MSOP-8