FEATURES
●• Mono 16-Bit Oversampling Sigma-Delta A/D Converter
●• Mono 16-Bit Oversampling Sigma-Delta D/A Converter
●• Support Maximum Master Clock of 100 MHz to Allow the DSP Output Clock to be Used as a Master Clock
●• Selectable FIR/IIR Filter With Bypassing Option
●• Programmable Sampling Rate up to:
●– Max 26 Ksps With On-Chip IIR/FIR Filter
●– Max 104 Ksps With IIR/FIR Bypassed
●• On-Chip FIR Produced 84-dB SNR for ADC and 92-dB SNR for DAC
●• Smart Time Division Multiplexed (SMARTDM™) Serial Port
●– Glueless 4-Wire Interface to DSP
●– Automatic Cascade Detection (ACD) Self-Generates Master/Slave Device Addresses
●– Programming Mode to Allow On-the-Fly Reconfiguration
●– Continuous Data Transfer Mode to Minimize Bit Clock Speed
●– Support Different Sampling Rate for Each Device
●– Turbo Mode to Maximize Bit Clock for Faster Data Transfer and Allow Multiple Serial Devices to Share the Same Bus
●– Allows up to 16 Devices to be Connected to a Single Serial Port
●• Host Port
●– 2-Wire Interface
●– Selectable I2C or S2C
●• Differential and Single-Ended Analog Input/Output
●• Built-In Analog Functions:
●– Analog and Digital Sidetone
●– Antialiasing Filter (AAF)
●– Programmable Input and Output Gain Control (PGA)
●– Microphone/Handset/Headset Amplifiers
●– AIC12K has an 8-Ω Speaker Driver
●– Power Management With Hardware/Software Power-Down Modes 30 µW
●• Separate Software Control for ADC and DAC Power Down
●• Fully Compatible With Common TMS320™ DSP Family and Microcontroller Power Supplies
●– 1.65 V - 1.95 V Digital Core Power
●– 1.1 V - 3.6 V Digital I/O
●– 2.7 V - 3.6 V Analog
●• Power Dissipation (PD)
●– 11.2 mW at 3.3 V in Standard Operation
●– 17.8 mW at 3.3 V With Headphone Drivers
●• Internal Reference Voltage (Vref)
●• 2s Complement Data Format
●• Test Modes Which Include Digital Loopback and Analog Loopback
●APPLICATIONS
●• Digital Still Cameras
●• Wireless Accessories
●• Hands-Free Car Kits
●• VOIP
●• Cable Modem
