A MONOLITHICALLY INTEGRATED IN0.53 GA0.47 AS OPTICAL RECEIVER WITH VOLTAGE-TUNABLE TRANSIMPEDANCE

被引:9
作者
LO, DCW [1 ]
CHUNG, YK [1 ]
FORREST, SR [1 ]
机构
[1] UNIV SO CALIF,DEPT MAT SCI,LOS ANGELES,CA 90089
基金
美国国家科学基金会;
关键词
D O I
10.1109/68.84477
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
We report the fabrication and performance of the first monolithically integrated In0.53Ga0.47As receiver with voltage-tunable transimpedance. In this receiver, a SiN(x) passivated p-i-n diode is integrated with an In0.53Ga0.47As transimpedance amplifier using multiple-etched steps to assist lithography and step coverage of the interconnection metallization. The p-i-n diode has an external quantum efficiency of 82% at a wavelength of 1.3-mu-m and -5 V bias. By adjusting the gate bias of a narrow-gate feedback transistor, the receiver has a tunable transimpedance of 19-36 k-OMEGA, responsivity of 17-30 kV/W, and unequalized bandwidth of 90-130 MHz.
引用
收藏
页码:757 / 760
页数:4
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