Patent ID: 11915767
Assignee: KEY FOUNDRY CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 8:
9. The negative voltage switching device of claim 6,
wherein the fifth switching module comprises:
a ninth P-type transistor having a source connected to the first control signal terminal;
a tenth P-type transistor having a source connected to the first control signal terminal;
a ninth N-type transistor having a source connected to a second negative voltage terminal configured to supply the second negative voltage, and a drain connected to a drain of the ninth P-type transistor; and
a tenth N-type transistor having a source connected to the second negative voltage terminal, and a drain connected to a drain of the tenth P-type transistor,
wherein the drain of the ninth P-type transistor and a gate of the tenth N-type transistor are connected, and the drain of the tenth P-type transistor and a gate of the ninth N-type transistor are connected.