NTE1197, CMOS Oscillator and 12 Stage Frequency Divider IC ~ 9 Pin SIP (ECG1197, TC5082P, SK3733) This IC is an integrated circuit in a 9-Lead SIP type package consisting of a 12 stage frequency divider and an amplifier for use in crystal oscillator applications. This device is designed to operate with an input frequency of 10.24MHz.