From old datasheet system Low-Voltage / CMOS Analog Multiplexers/Switches with Enable Inputs and Address Latching Digital signal processor 144-LQFP Low-Voltage, CMOS Analog Multiplexers/Switches with Enable Inputs and Address Latching TRIPLE 1-CHANNEL, SGL POLE DOUBLE THROW SWITCH, PDSO20 Digital signal processor 176-LQFP -40 to 100 Digital signal processor 169-BGA MICROSTAR -40 to 100