iPhone 4 Back Circuit (PCB Board)

Apple 343s0499 – Texas instruments Touchscreen Controller
The Cirrus Logic 338S0589 audio codec
Samsung K9PFG08U5M 256G bit ,x8 Flash memory
338S0867 Dialog (Dia marks D1815A ‘Ashley’) Power management unit
3383 Infineon X-Gold 61x Base-band Processor
Intel 36My1EF – ELPIDA 128 Mbits Mobile DDR SDRAM and 28F128FM Intel/Numonyx NOR (699)