The Ball Grid Array, BGA, uses the underside of the package, where there is a considerable area for the connections. SMD BGA Ball Grid Array package diagram. The pins are placed in a grid pattern (hence the name Ball Grid Array) on the under-surface of the chip carrier.
* The cerebellum (infratentorial or back of brain) is located at the back of the head. Its function is to coordinate voluntary muscle movements, and to maintain posture, balance and equilibrium. The cerebellum also affects emotions and higher-level cognitive functions.
More specifically, other parts of the brain include the following: Click Image to Enlarge. Pons. A deep part of the brain, located in the brainstem, the pons contains many of the control areas for eye and face movements.ccipital lobe. The occipital lobe is the back part of the brain that is involved with vision. Temporal lobe. The sides of the brain, these temporal lobes are involved in memory, speech, musical rhythm, and some degree of smell recognition.