FM1288/1388

FM1288
Leading DSPs for Cars

Category: Voice Processor
Application: Automotive

FM Series: FM1288/1388, FM23/36

Introduction

FM-1288 is Fortemedia's next-generation voice processor specifically designed for automotive applications. It is highly effective in providing:

  • Noise Reduction on uplink and downlink signals

  • Full-duplex echo-free communication

  • Bright Voice Enhancement (BVE) to provide intelligent equalization on loudspeaker output for enhancing caller listening experience

  • Distortion free and natural sounding voice

  • Wideband voice processing for emerging mobile wideband calls

Summary of Benefits

  • Best-in-class IC cost-effective solution offering high performance voice processing for vehicle hands-free calls

  • Easy system integration : well-defined, straight-forward, and flexible interconnects

  • Benefits both near-end and far-end callers

  • Voice processing specialized for automotive environment, supporting both vehicle built-in and nomadic PND devices

  • No dependency on operating system

Applications

  • Automotive vehicle built-in hands-free system

  • Portable Navigation Devices (PND), Tablets, and other nomadic mobile device hands-free voice feature

  • Cost-effective solution for high quality hands-free voice communications

Features

  • Highly integrated mixed-signal IC for voice processing with on-chip ROM code and RAM

  • On-chip DSP and also with hardware algorithm computation accelerators

  • Built-in ADCs and DACs for 2 microphone inputs, analog line level reference input, line-out and line level speaker out

  • Configurable 8KHz and 16KHz sampling rate

  • 85 dB SNR for analog I/O

  • Line-in and line-out digital signals via digital interface (PCM or I2S)

  • Programmable Gain Controller (PGA) and differential I/O on all analog I/Os

  • Crystal or clock in

  • User-selectable two microphone inputs

  • Co-processor mode operation:
    - supported with SHI interface

  • Standalone mode operation:
    - supported with serial-EEPROM interface

  • Host interface flexibility:
    - Control: SHI (I2C-compatible), UART
    - Data: PCM, I2S, Analog I/O

  • Easy interconnects to common Bluetooth IC

  • Automotive-grade



FM1388
Leading DSPs for Cars

Category: Voice Processor
Application: Automotive

FM Series: FM1288/1388, FM23/36

Introduction

FM-1388 is Fortemedia’s next-generation voice processor specifically designed for automotive applications. It is highly effective in providing:

  • Noise Reduction on uplink and downlink signals

  • Full-duplex echo-free communication

  • Multiple-microphone voice processing for improving Voice Commands and Recognition under very noisy conditions

  • Flexible multi-microphone placement support

  • Advanced Microphone Array Processing provides distortion free and natural sounding voice

  • HD voice processing for 4G mobile calls

  • Super-wideband for Voice Recognition

Summary of Benefits

  • Best-in-class, mixed-signal ASIC solution offering high performance voice processing for vehicle hands-free calls

  • Easy system integration : well-defined, straight-forward, and flexible interconnects

  • Benefits both near-end and far-end callers

  • Enhances voice recognition success rate in automotive noisy environment

  • No dependency on operating system

Applications

  • Automotive vehicle built-in hands-free system, blue-tooth hands-free, and AVN

  • Portable Navigation Devices (PND), Tablets, and other nomadic mobile device hands-free voice communication system

  • Cost-effective solution for high quality hands-free voice communications and recognitions

Features

  • Highly integrated mixed-signal IC for voice processing

  • On-chip advanced DSP subsystem running advanced voice processing algorithms

  • 2 ADCs for analog microphone inputs , -95dB THD+N, 102dBA SNR

  • 2 DACs for analog line level outputs, -90 dB THD+N, 100 dBA SNR

  • 2 analog pre-amp providing amplitude boosts of +20/24/30/35/40/44/50/52 dB

  • Line-in and line-out digital signals via digital interfaces: Two 24-bit/8KHz~192kHz I2S/TDM digital interfaces

  • Supports up to 4 digital mic inputs, and 2 analog mic inputs

  • Standalone mode operation – boot from serial EEPROM or flash devices

  • Co-processor mode operation:
    - Host boot from I2C interface

  • Host interface flexibility:
    Control: master/slave I2C, SPI
    Data: TDM, I2S

  • Automotive-grade, TQFP-48 pin

  • Also consumer-grade, TQFP-48 pin