Halo Microelectronics announced the release of HL5301, a SIM card interface level translator. The HL5301 is a subscriber identity module (SIM)/smart card level translator that provides the level shifting and IEC61000-4-2 electrostatic discharge (ESD) protection for SIM card ports. The HL5301 device integrates two unidirectional level shifters for the RST and CLK signals, and bi-directional […]