AD73522 Datasheet PDF | Analog Devices

Analog Devices AD73522

The AD73522 is a single-device incorporating a dual analog front end, microcomputer optimized for digital signal processing (DSP) and a FLASH based boot memory for the DSP. The AD73522’s analog front end (AFE) section features a dual front-end converter for general purpose applications including speech and telephony. The AFE section features two 16-bit A/D conversion channels and two 16-bit D/A conversion channels.

Part No.	AD73522
Datasheet	AD73522 Download
Manufacturer	Analog Devices
Description	Dual Analog Front End
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FEATURES

AFE PERFORMANCE Two 16-Bit A/D Converters 78 dB ADC SNR Two 16-Bit D/A Converters 77 dB DAC SNR Programmable Input/Output Sample Rates 64 kS/s Maximum Sample Rate Programmable Input/Output Gain On-Chip Reference Dual Analog Front End with Flash based DSP Microcomputer AD73522 FUNCTIONAL BLOCK DIAGRAM POWER-DOWN CONTROL DATA ADDRESS GENERATORS DAG 1 DAG 2 MEMORY PROGRAM SEQUENCER 16K PM (OPTIONAL 8K) Preliminary Technical Data PROGRAMMABLE I/O AND FLAGS 16K DM (OPTIONAL 8K) FULL MEMORY MODE EXTERNAL ADDRESS BUS EXTERNAL DATA BUS BYTE DMA CONTROLLER PROGRAM MEMORY ADDRESS DATA MEMORY ADDRESS DSP PERFORMANCE 19 ns Instruction Cycle Time @ 3.3 Volts, 52 MIPS Sustained Performance AD73522-80 80K Bytes of On-Chip RAM, Configured as 16K Words Program Memory RAM and 16K Words Data Memory RAM AD73522-40 40K Bytes of On-Chip RAM, Configured as 8K Words Program Memory RAM and 8K Words Data Memory RAM FLASH Memory 64 kbytes Writable in pages of 128 bytes Fast Page Write Cycle of 5 ms (typ...