US 12,470,172 B2
Oscillators having comparators therein with improved common mode variation across a wide range of process-voltage-temperature (PVT) changes
Shubham Raj Singh, Karnataka (IN); Ravindra Kumar Singh, Karnataka (IN); and Subodh Prakash Taigor, Karnataka (IN)
Assigned to Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed by SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed on Jan. 11, 2024, as Appl. No. 18/410,041.
Claims priority of application No. 202341021304 (IN), filed on Mar. 24, 2023; and application No. 202341021304 (IN), filed on Dec. 11, 2023.
Prior Publication US 2024/0322755 A1, Sep. 26, 2024
Int. Cl. H03K 3/023 (2006.01); H03B 5/04 (2006.01); H03B 5/24 (2006.01)
CPC H03B 5/04 (2013.01) [H03B 5/24 (2013.01)] 18 Claims
OG exemplary drawing
 
1. An oscillator, comprising:
first and second comparators;
a first impedance network having a first trim element therein, electrically connected to a first input terminal of the first comparator; and
a second impedance network having a second trim element therein, electrically connected to a first input terminal of the second comparator,
wherein the first impedance network having the first trim element comprises a first capacitor in parallel with a first trim resistor, and the second impedance network having the second trim element comprises a second capacitor in parallel with a second trim resistor.