Z89135 Datasheet - Zilog.

Z89135 Low-Cost DTAD Controller

The Z89135/136 is a fully integrated, dual processor controller designed for low-cost digital telephone answering machines. 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 accumu.

Z89135 Features

* Device Z89135 Z89136 s s s s s s s s s s s s s s s s 1 ROM (KB) 24 24 RAM

* (Bytes) 256 256 I/O Lines 47 47 Speed (MHz) 20 20 Clock Speed of 20.48 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 128 kHz Sample Rate 1

Z89135 Datasheet (328.80 KB)