Ordering number:EN3252A NPN Triple Diffused Plana.
TC4572BP - HEX Gate
UPC4572 - LOW SUPPLY VOLTAGE/ULTRA LOW-NOISE/HIGH SPEED/WIDE BAND/LOW IB DUAL OPERATIONAL AMPLIFIER
C4572 - 2SC4572
2SC4572 - NPN TRANSISTOR
HCC4572B - HEX GATE
TC4572BF - HEX Gate