Digital integrated circuit

Kang S-M, Leblebici Y. CMOS Digital Integrated Circuits Analysis Design Analysis and Design. 3rd ed. McGraw-Hill Professional 2002. p 115. 

Jess JAG et al (2006) Statistical timing for parametric yield prediction of digital integrated circuits. IEEE Trans on CAD 25(ll) 2376-2392... 

Hodges, A.D. and Jackson, H.G. 1988. Analysis and Design of Digital Integrated Circuits. McGraw-Hill, New York. 

Taub, H. and Schilling, D. 1977. Digital Integrated Circuits. McGraw-HiU, New York. 

Kanopoulos, N. 1989. Gallium Arsenide Digital Integrated Circuits A Systems Perspective. Prentice-Hall, Englewood Cliffs, NJ. 

Figure 1. Typical transfer characteristics of a digital integrated circuit.

Therefore, when you open an analog Instrument, you will see inside discrete components, analog integrated circuits, like operational amplifiers, comparators, analog switches, and, more rarely, multipliers and possibly some digital integrated circuits. 

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