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AR1688 Chip Features
Integrated MCU, the instruction set is compatible with Z80
MCU run at 24.576MHz(typical), F/W can program from DC up to 60MHz
Internal 116 Kbytes RAM, no external SDRAM needed for most application
Up to 4 chip selection for external SRAM, EEPROM or FLASH, each can support 2MB at maximum
24 bits DSP Core
2181-instruction-set compatible DSP co-processor
DSP Speed up to 72MIPS
Support 24.576MHz OSC with on-chip PLL for DSP
Up to 16 general purpose I/O pins
High quality 18bits CODEC on chip.
One UART port
Support real time clock
Keypad support (up to 12 keys directly)
Maximum voice output: 11mW@16 ohm
Internal DC/DC converter to produce CORE voltage, eliminate external LDO
Operating Voltage: IO: 3.3v, Core: 1.8v
Low Power consumption: <90mW at typical
LQFP-100(14x14mm) package
About AR1688
The Lecture in China VoIP Forum 2006 in ShenZhen
Compiler
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