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Circuit for enabling sense amplifier and semiconductor memory device having the same

  • US 20070165474A1
  • Filed: 08/07/2006
  • Published: 07/19/2007
  • Est. Priority Date: 01/17/2006
  • Status: Active Grant
First Claim
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1. A circuit for enabling a sense amplifier in a semiconductor memory device, the circuit comprising:

  • a delay unit receiving a sense amplifier enable signal for outputting a sense amplifier enable delay signal after delaying the sense amplifier enable signal in response to a delay control signal; and

    a delay control unit for controlling intensity of the delay control signal fed to the delay unit by receiving a reference signal having a temperature reduction dependent characteristic.

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