| 摘要 |
PROBLEM TO BE SOLVED: To provide an electrostatic discharge protection circuit which has a low leak current, a high breakdown voltage, high current driving capability, and a low parasitic capacitance. SOLUTION: The electrostatic discharge protection circuit includes a first transistor group coupled to a first operating voltage and a third operating voltage, a second transistor group coupled to a second operating voltage and a fourth operating voltage, a first detector circuit which is electrically connected between the first operating voltage and the second operating voltage and detects an electrostatic voltage to generate a first trigger signal, a first electrostatic discharge circuit electrically connected between the first operating voltage and the second operating voltage, a second detector circuit which is electrically connected between the third operating voltage and the fourth operating voltage and detects an electrostatic voltage to generate a second trigger signal, and a second electrostatic discharge circuit electrically connected between the third operating voltage and the fourth operating voltage. COPYRIGHT: (C)2005,JPO&NCIPI |
