Hi Sarah,
I think you can find the answer in the following link. SAP HANA Cloud Connector is a component when you use connectivity services of SAP HANA Cloud Platform. Meanwhile SAP HANA Cloud Integration is one of the connectivity scenarios.
http://help.sap.com/openSAP/HANACLOUD1-1/openSAP_HANACLOUD1-1_Week_05_Connectivity.pdf
Page 5 in Unit 1 and
Page 3 in Unit 5
Best regards,
Wenjun