... as a controller for information security application: Pay TV card with RSA,Banking card,USB key. FeaturesFeatures ... narrow 16-bit modes– 21-bits address bus– Bus monitor• General-purpose input/output (GPIO):– Up to 32 ... ~3.8v for usb application; LV:2.7(MIN),2.8(TYP),2.9(MAX). HV:3 ... .7(MIN), 3.8(TYP), 3.9(MAX).– ... application;LV:2.3(MIN),2.5(TYP), 2.7(MAX). HV:5.75(MIN), 6.2(TYP), ...