Z89139 Datasheet (Zilog.) - Voice Processing Controllers

Z89139, Voice Processing Controllers

The Z89138/Z89139 is a fully integrated, dual processor controller designed for voice processing applications.

The I/O control processor is a Z8® MCU with 24 KB of program memory, two 8-bit counter/timers, and up to 47 I/O pins.

The DSP is a 16-bit processor with a 24-bit ALU and accumulator, 512x16

Z89139 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