Z89138 Datasheet - Zilog.

Z89138, Voice Processing Controllers

PRELIMINARY CUSTOMER PROCUREMENT SPECIFICATION 1 Z89138/ Z89139 (ROMLESS) VOICE PROCESSING CONTROLLERS .
The Z89138/Z89139 is a fully integrated, dual processor controller designed for voice processing applications.

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Datasheet Details

Part number:

Z89138

Manufacturer:

Zilog.

File Size:

436.43 KB

Description:

Voice Processing Controllers

Features

* Device Z89138 Z89139 ROM (KB) 24 RAM
* (Bytes) 256 256 I/O Lines 47 47 Voltage Range 4.5V to 5.5V 4.5V to 5.5V s s s s s s s s s s s s s 1 Clock Speeds of 20.48 or 29.49 MHz 16-Bit Digital Signal Processor (DSP) 6K Word DSP Program ROM 512 Words On-Chip DSP RAM 8-Bit A/D Converter with up to 16

Applications

* Note:
* General-Purpose s s s Watch-Dog Timer and Power-On Reset Improved Low-Power STOP Mode On-Chip Oscillator that Accepts a Crystal or External Clock Drive Improved Global Power-Down Mode s Low-Power Consumption - 200 mW (typical) Two Comparators RAM and ROM Protect On-Board Oscillator fo

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Z89138 Voice Processing Controllers Zilog.

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