The FM1061 voice processor provides a highly integrated cost-effective solution for hands-free mobile communication. This device is the first member of Fortemedia’s AMBIN (Array Microphone Beam-forming Integrated with Noise-suppression) product family. Bundled with the sophisticated AMBIN technology for advanced noise suppression and echo cancellation, this single-chip solution significantly increases the voice recognition rate and provides excellent voice quality even in a noisy environment. Target applications for the FM1061 include hands-free car kits, PDAs, and automotive applications.

FM1061 Performance and Features

Single-chip Solution

• Voice processor with echo cancellation
• 2 channels of A/Ds and 2 channels of D/As with programmable gain control
        - 120-3400Hz bandwidth for 8KHz sample rate
        - 8KHz sampling rate, 70dB SNR
• 24 Kbytes ROM & 12 Kbytes RAM

Performance

• Superior noise suppression to deliver excellent voice quality and high voice recognition rate
• Excellent acoustic echo cancellation (AEC) to provide loud and clear voice

Digital Interface

• I2C or UART interface to control interface by optional micro-controller
• I2S or CHI Bus for digital voice data interface
• Configurable digital command interface to cellular phone
• Supports u-Law and linear PCM formats
• Increased flexibility with customization through an EEPROM interface

Other Features

• Side tone cancellation
• On chip microphone amplifier with programmable gain
• Digital volume control with mute function
• 4 GPIO pins for buttons, indicator LED's, and other controls