GC1219 - Low Power Smart Codec IC

High Processing Capacity

1. Integrated high performance DSP for computing intensive programs
2. Reference code includes AAC/MP3/SBC decoding and mSBC/CVSD/LC3 encoding/decoding

Low Power Features

1. Multiple power domains and modes support users to shut down DSP or audio codec blocks for maximum power saving
2. Configurable retention or shutdown mode on each memory instance
3. Deep sleep mode with external wakeup pins
4. Standby mode with code and state retention at minimum power

Audio Codec

1. Up to 96 ksps/24 bit Stereo PCM playback, and up to 48 ksps/24-bit 8-channel PCM recording
2. PEQ
3. Hybrid ANC support
4. Up to 4 x AMIC + 4 x DMIC (PDM) input

Serial Audio Interface

1. Supports standard I2S/Left-justified mode up to 2-ch TX (downlink) + 2-ch RX (uplink), in 16, 24 and 32 bit format
2. Supports TDM mode up to 2-ch TX (downlink) + 8-ch RX (uplink), in 16, 24 and 32 bit format

VPU Interface

Clock and Reset

1. Embedded 16 MHz XTAL OSC
2. Fractional-N Audio PLL with 1 PPM fine-tune in ±16 kHz range
3. Integer-N General Purpose PLL (VCO 10 MHz to 130 MHz configurable)
4. External reference clock input (2 MHz typical)
5. 24 MHz RC OSC for always-listening
6. WWDT/32 kHz RC OSC for sleep mode

Power Supply

1. 1.8 V external main power supply
2. 0.9 V to 1.1 V digital core supply