GENERAL DESCRIPTION

The Z893XX products are high-performance Digital Signal Processors (DSPs) with a modified Harvard-type architecture featuring separate program and data memory. The design has been optimized for processing power while minimizing silicon space.

FEATURES

■ 0°C to +70°C Standard Temperature Range
-40°C to +85°C Extended Temperature Range
■ 4.5- to 5.5-Volt Operating Range

DSP Core
■ 24 MIPS @ 24 MHz Maximum, 16-Bit Fixed Point DSP
■ 41.7 ns Minimum Instruction Cycle Time
■ Six-Level Hardware Stack
■ Six Register Address Pointers
■ Optimized Instruction Set (30 Instructions)

On-Board Peripherals
■ Dual 8/16-Bit CODEC Interface Capable of up to
10 Mbps
■ m-Law Compression Option
(Decompression is Performed in Software)
■ 16-Bit I/O Bus (Tri-Stated)
■ Three I/O Address Pins (Latched Outputs)
■ Wait-State Generator
■ Three Vectored Interrupts
■ 13-Bit General-Purpose Timer