name: HTG12530 function: 22-Second Music Voice package: DIP16,16 manufacturer: Holtek +--()--+ NC | 1 16| NC NC | 2 15| NC NC | 3 14| LED1 AUD | 4 13| LED2 VDD | 5 12| VSS KEY1 | 6 11| OSC1 KEY2 | 7 10| OSC2 KEY3 | 8 9| KEY4 +------+ This pinout came from the Chipdir: http://www.chipdir.org/