A HIGH-SPEED SENSING SCHEME FOR 1T DYNAMIC RAMS UTILIZING THE CLAMPED BIT-LINE SENSE AMPLIFIER

被引:14
作者
BLALOCK, TN [1 ]
JAEGER, RC [1 ]
机构
[1] AUBURN UNIV,DEPT ELECT ENGN,ALABAMA MICROELECTR SCI & TECHNOL TR,AUBURN,AL 36849
关键词
D O I
10.1109/4.126552
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A clamped-bit-line sense amplifier (CBLSA) capable of very high-speed operation in one-transistor (1T) DRAM applications has been developed. Results from an experimental test chip demonstrate that the speed of the new circuit is insensitive to bit-line capacitance. Circuit speed is also found to be insensitive to initial bit-line difference voltage. The CBLSA maintains a low-impedance fixed potential on the bit lines during sensing, virtually eliminating sensitivity to inter-bit-line noise coupling and minimizing power supply bounce during sensing. The new sense amplifier operates at higher speeds than conventional circuits and still dissipates less power.
引用
收藏
页码:618 / 625
页数:8
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