To address the growing demand for high-speed optical modules like 1.6T, Petasemi has introduced its Back-illuminated 112 GBaud PD chip. This innovative chip delivers bandwidth exceeding 56GHz and a response rate surpassing 0.7A/W, while its integrated backside lens simplifies coupling in downstream applications. It is capable of meeting the stringent requirements of AI data centers for high-speed, high-responsivity receiver chips.

Figure 1: Bandwidth test curve of Petasemi's 112G baud PD chip