Patent ID: 11914410
Assignee: TEXAS INSTRUMENTS INCORPORATED
Field: Control (Instruments)
Classification: CPC G  H | IPC G  H

Claim 18:
19. The voltage reference integrated circuit of claim 18, wherein the binary weighted current flow control circuit includes:
first, second and third switches, each switch having respective first, second and third switch terminals, the respective second switch terminals connected together and coupled to the reference output, and the respective third switch terminals connected together and coupled to a reference voltage terminal;
a first transistor coupled between the input voltage terminal and the first switch terminal of the first switch, and having a first control terminal coupled to a gate control terminal;
a second transistor coupled between the input voltage terminal and the first switch terminal of the second switch, and having a second control terminal coupled to the gate control terminal; and
a third transistor coupled between the input voltage terminal and the first switch terminal of the third switch, and having a third control terminal coupled to the gate control terminal.