TC55257-10 Integrated Circuit - DIP28 - Toshiba

TC55257-85 Integrated Circuit - Standard Custodia - Generic Make

TC55257DPL85L SemiConductor - DIP28 - Generic Make

TC55257DPI-85L SemiConductor - DIP28 - Toshiba

NTE Electronics NTE1167 INTEGRATED CIRCUIT CB PLL CMOS 16-LEAD DIP

NTE Electronics NTE1624 INTEGRATED CIRCUIT FM/AM RADIO CIRCUIT W/POWER AMP 16-LE

NTE Electronics NTE923 INTEGRATED CIRCUIT PRECISION VOLTAGE REGULATOR

TC55257BPL-85L Integrated Circuit - DIP - Toshiba