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US 2021/0080503 A1Published application
Circuit, chip and semiconductor device
AssigneeTaiwan Semiconductor Manufacturing Company, Ltd.
InventorsCHAO CHIEH LI, CHIA-CHUN LIAO, MIN-SHUEH YUAN, CHIH-HSIEN CHANG
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Abstract
A circuit is disclosed. The circuit includes a time-to-digital converter (TDC), and an evaluation circuit coupled to the TDC and a phase-locked loop (PLL) external to the circuit.
Claims20
A circuit, comprising:
- a time-to-digital converter (TDC);
- and
- an evaluation circuit coupled to the TDC and a phase-locked loop (PLL) external to the circuit.
A phase-locked loop (PLL), comprising:
- a time-to-digital converter (TDC);
- an evaluation circuit coupled to the TDC;
- and
- an output divider (OD) coupled to the evaluation circuit and a device under test (DUT) external to the PLL.
1 more element
A semiconductor device, comprising:
- a time-to-digital converter (TDC);
- an evaluation circuit coupled to the TDC;
- an output divider (OD) coupled to the evaluation circuit;
- and
- a device under test (DUT) coupled to the output divider.
2 more elements
Dependencies are inferred from the claim text.