16-BIT DIGITAL SIGNAL PROCESSORS
P R E L I M I N A R Y
Z89323/373/393 16-BIT D IGITAL SIGNAL PROCESSORS
PRELIMINARY CUSTOMERPROCUREMENTSPECIFICATION
Z...
Description
P R E L I M I N A R Y
Z89323/373/393 16-BIT D IGITAL SIGNAL PROCESSORS
PRELIMINARY CUSTOMERPROCUREMENTSPECIFICATION
Z89323/373/393
16-BITDIGITAL SIGNAL PROCESSORS
FEATURES
DSP ROM OTP DSP RAM Device (K Words) (K Words) (Words) Z89323 Z89373 Z89393
* External
Max Core MIPS 20 16 20
Package Device Z89323 Z89373 Z89393
44-Pin PLCC
68-Pin PLCC
44-Pin QFP
80-Pin 100-Pin QFP QFP
8 8 64*
512 512 512
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Operating Temperature Ranges: 0°C to +70°C (Standard) –40°C to +85° C (Extended) 4.5- to 5.5-Volt Operating Range
On-Board Peripherals
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4-Channel, 8-Bit Analog to Digital Converter (A/D) On-Board Serial Peripheral Interface (SPI) Up to 40 Bits of Programmable I/O Two Channels of Programmable Pulse Width Modulators (PWM) Three General-Purpose Timer/Counters Two Watch-Dog Timers (WDT) Programmable PLL Three Vectored Interrupts Servicing Eight Interrupt Sources Power-Down and Power-On Reset
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DSP Core
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20 MIPS @ 20 MHz, 16-Bit Fixed Point DSP 50 ns Instruction Cycle Time
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Single-Cycle Multiply and ALU Operations
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Two Internal Data Buses and Address Generators
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Six Register Address Pointers
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Optimized Instruction Set (30 Instructions)
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GENERAL DESCRIPTION
The Z89323/373/393 DSP family of products builds on Zilog's first generation Z893XX DSP core, integrating several peripherals especially well suited for cost-effective voice, telephony, and control applications. These DSP devices feature a modified Harvard architecture supported by one progra...
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