PSB21373HV11XT Infineon Technologies, PSB21373HV11XT Datasheet - Page 19

• Manufacturer Part Number: PSB21373HV11XT
• Manufacturer: Infineon Technologies
• Type: PCMr

Specifications of PSB21373HV11XT

• Number Of Channels: 1
• Number Of Adc's: 1
• Number Of Dac's: 1
• Number Of Adc Inputs: 1
• Pin Count: 44
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Compliant

PSB 21373
1.6
General Functions and Device Architecture
Figure 6 shows the architecture of the SCOUT-DX containing the following functional
blocks:
• Two wire line interface
• Serial microcontroller interface
• HDLC controller with 64 byte FlFOs per direction and programmable FIFO threshold
• IOM-2 handler and interface for terminal application, MONITOR handler
• Clock and timing generation
• Digital PLL to synchronize IOM-2 to the line interface
• Reset generation (watchdog timer)
• Analog Front End (AFE) of the codec part
• Digital Signal Processor (DSP) for codec/filter functions, tone generation, voice data
manipulation and speakerphone function
These functional blocks are described in the following chapters.
Data Sheet
19
2002-05-13