kinds of saturated bipolar logic family

Question

Explain the kinds of the saturated bipolar logic family?

Answer 1

a) Resistor Transistor Logic (RTL).

b) Transistor Transistor Logic (TTL).

c) Integrated Injection Logic (IIL).

d) Diode Transistor Logic (DTL).

e) Direct Couple Transistor Logic (DCTL).

f) High Threshold Logic (HTL).