With a cut-off of 176.5 and a 7.5% quota, securing a seat in CIT Chennai may be challenging as it is a competitive institute, and cut-offs can be higher. For Electronics and Communication Engineering (ECE), you may consider the following options:

1. **PSG College of Technology, Coimbatore**: Known for its strong ECE program and excellent placement opportunities.

2. **VIT University, Vellore**: Offers a reputed ECE program with good infrastructure and research facilities.

3. **Amrita Vishwa Vidyapeetham, Coimbatore**: Provides a well-regarded ECE program with a focus on research and industry connections.

4. **SRM Institute of Science and Technology, Chennai**: Offers a solid ECE program with various specializations and a strong placement record.

It's advisable to check the specific cut-offs for these institutions and participate in the counseling process to explore the best options available based on your rank and preferences.