FA80486GXSF33IC MPU 32-BIT 3V 33MHZ 176-TQFP|INTEL||RoHS Mixed JA80486GXSF338 FA80486SXSF33IC MPU 32-BIT 3V 33MHZ 176-TQFP|INTEL||RoHS Mixed JA80486SXSF338 A80486DX2SA50SX912IC MPU 32-BIT 5V 50MHZ 168-PGA|INTEL||RoHS Mixed A80486DX2SA66SX911