Description
PRELIMINARY PRODUCT SPECIFICATION 1 Z89175 Z89176 (ROMLESS) VOICE PROCESSING CONTROLLERS .
The Z89175/176 is a fully integrated, dual processor controller designed for voice processing applications.
Features
* Device Z89175 Z89176 ROM (KB) 24 RAM
* (Bytes) 256 256 I/O Lines 47 31 Voltage Range 4.5V to 5.5V 4.5V to 5.5V
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Clock Speeds of 20.48 or 29.49 MHz 16-Bit Digital Signal Processor (DSP) 8K Word DSP Program ROM 512 Words On-Chip DSP RAM 8-Bit A/D Converter with up to
Applications
* Note:
* General-Purpose s s s
Watch-Dog Timer and Power-On Reset Improved Low Power Stop Mode On-Chip Oscillator which Accepts a Crystal or External Clock Drive Improved Global Power-Down Mode
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Low Power Consumption - 200 mW (typical) Two Comparators RAM and ROM Protect On-Board Oscillator f