AKM has a wide range of product lineup in AV switch and AV line driver lineups, corresponding to user requirements finely for car navigations, STBs, digital TVs, DVD/BD player and recorders. The audio block includes pop noise free function when power-up/down the device, and the video block has crump circuits, video filters, 75ohm video drive circuit and video mute function, realizing simple and low cost system construction. AKM’s line drivers/switches have an integrated charge pump that generates an internal negative rail, enabling ground-referenced outputs. AC coupling capacitors at audio and video outputs are not required, reducing cost and saving board space.
It is a capacitor-less AV line driver that supports HD video signals.
The AK4712 has SD and HD video filters/drivers in addition to audio line drivers.
It is a single AV line driver that corresponds to European SCART connectors.
The AK4710 has SD and HD video filters/drivers in addition to capacitor-less audio line drivers.