Hello Student,

IIT dhanbad has very good record for ECE branch.This institution ranked 12th in NIRF in 2020.Its actually the best institution with great infrastructure and  excellent facilities.
And In IIT Dhanbad,ECE department is prestigious department.
Department provide well equipped labs facilities
Main electronics lab
Digital electronics lab
Communication lab
Control engineering lab
Digital signal processing lab
Fiber optics lab
Microprocessor lab
And list is goes on
And obviously there a great record for placement in IIT Dhanbad.

NIT Calicut: Department of electronics and communication engineering of college includes major research areas : biomedical signal processing,VLSI architecture for signal processing,Power management IC design,Micro/Nano electro  mechanical system ,etc

There is a very good achievements record of ECE department in project competitions.
In this college also,ECE Department provide well equipped labs facilities: integrated circuit lab,electronics circuit lab,electronics workshop,Communication lab,and list goes on
100+ companies visiting the campus for recruitment, every year.

So, both the colleges have their own popularity,and have their own placement recod.And yes ,ECE department of both the colleges is well reputed actually.If you are ready to take in-depth knowledge of the subjects and you have an interest in that field,then you will definitely give your best whichever college you choose!!!

Hope this helps
Good luck.