Patent ID: 11881820
Assignee: SMARTER MICROELECTRONICS (GUANG ZHOU) CO., LTD.
Field: Basic communication processes (Electrical engineering)
Classification: CPC H | IPC H

Claim 9:
10. The apparatus of claim 7, further comprising: a fifth NMOS transistor; wherein
the gate of the fourth NMOS transistor is connected with the reverse input end of the differential amplifier via the fifth NMOS transistor;
the gate of the fourth NMOS transistor is connected with a drain of the fifth NMOS transistor; a source of the fifth NMOS transistor is connected with the reverse input end of the differential amplifier; the drain and gate of the fifth NMOS transistor are short-circuited;
the source of the fifth NMOS transistor is connected with a first end of a second bias current source; a second end of the second bias current source is connected with the ground terminal.