A3100 2K FHD Decode SoC
A3100 is a 1.0 GHz HiChip A-series multimedia SoC with up to 256 MB @1333 Mbps external DRAM and FHD 60 fps multi-format decode. It provides HD output + VGA display, RMII Ethernet, and SDIO 3.0 on Linux/RTOS in an eLQFP128 package.
Product Image
Key Specifications
| Item | Spec |
|---|---|
| CPU | 1.0 GHz |
| DRAM | ext. max. 256 MB @1333 Mbps |
| Flash | SPI Flash |
| Video decoder | Multi-format @FHD 60 fps |
| Display | HD output + VGA |
| Video input | — |
| Audio | I2S in + I2S out / 2ch PCM out / SPDIF out |
| USB | USB 2.0 ×2 |
| SDIO | SDIO 3.0 |
| I2C/UART | 3×I2C + 2×UART, IRRX |
| Ethernet | RMII |
| Wi-Fi | Support |
| SW system | Linux/RTOS |
| Package | eLQFP128 |
Typical Applications
- Network multimedia players
- Ultra-HD phone screen mirroring devices
- Gaming set-top boxes
- Karaoke audio systems
Design Notes
- RMII Ethernet supports wired networked players and mirroring terminals.
- No HD video input; for HD loop-in see A3200 or A3300.
- No CVBS display output; compare A3200 or A210 if composite output is required.