TPS2221

www.ti.com TPS2228 TPS2221 SLVS419C − MAY 2002 REVISED DECEMBER 2008 PC CARD POWER-INTERFACE SWITCH FOR PCMCIA CONTROLLERS FEATURES D Provides S−CARD abd M−CARD Power Management for CableCARDTM Applications D Fully Integrated VCC and VPP/VCORE Switching D Meets PC Card Standards D VPP/VCORE Output Programmed Independent of VCC D TTL-Logic Compatible Inputs D Short Circuit and Thermal Protection D 20-Pin HTSSOP or 30-Pin SSOP (Dual With Serial Interface) Package D 14-pin HTSSOP Package (Single With Parallel Interface) D 95 µA Typ Quiescent Current on 3.3 VIN Input (Dual With Serial Interface) D 64 µA Typ Quiescent Current on 3.3 VIN Input (Single With Parallel Interface) D Break-Before-Make Switching D Power On Reset D −40°C to 85°C Ambient Operating Temperature Range APPLICATIONS D Notebook/Desktop Computers D Personal Digital Assistants (PDAs) D Digital Cameras D Bar-code Scanners DESCRIPTION The TPS2228 and TPS2221 PC card power interface switches provide an integrated power management solution for both dual and single PC card sockets. The TPS2228 is a dual-slot power interface switch for serial PCMCIA controllers. The TPS2221 is a single-slot power interface switch for parallel PCMCIA controllers. These power interface switches support the distribution of 3.3 V, 5 V and 1.8 V to the PC card slot while providing current-limiting protection with overcurrent reporting. ORDERING INFORMATION(1) PACKAGED DEVICES TA DUAL HTSSOP, SSOP SINGLE HTSSOP TPS2228PWP (20) −40°C ...