abstract |
An object of the present invention is to provide a semiconductor device and a method of manufacturing the same, a circuit board, and an electronic device that can secure electrical connection reliability. SOLUTION: The semiconductor device has a plurality of electrodes 12, A semiconductor chip 10 having a bump 16 formed on each electrode 12, a substrate 20 on which the semiconductor chip 10 is mounted and a wiring 22 having a joint 24 with the bump 16 is formed; The bonding portion 24 of the wiring 22 enters the bump 16 and is bonded, and the conductive particles 27 are interposed between the bonding portion 24 and the bump 16. |