COP888HG datasheet(3/55 Pages) TI1

Part #	COP888HG

Description	COP888xG/CS Family 8-Bit CMOS ROM Based Microcontrollers with 4k to 24k Memory, Comparators and USART

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Manufacturer	TI1 [Texas Instruments]

Direct Link	http://www.ti.com

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Key Features (Continued)

Additional Peripheral Features

n

Idle Timer

n

Multi-Input Wake-Up (MIWU) with optional interrupts (8)

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Two analog comparators (one for the CS series)

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WATCHDOG and Clock Monitor logic

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MICROWIRE/PLUS serial I/O

I/O Features

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Memory mapped I/O

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Software selectable I/O options (TRI-STATE® Output,

Push-Pull Output, Weak Pull-Up Input, High Impedance

Input)

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Up to 8 high current outputs

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Schmitt trigger inputs on ports G and L

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Packages:

— 44 PQFP with 40 I/O pins

— 44 PLCC with 40 I/O pins

— 40 DIP with 36 I/O pins

— 28 DIP/SOIC with 24 I/O pins

CPU/Instruction Set Features

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1 µs instruction cycle time

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Versatile and easy to use instruction set

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Up to fourteen multi-source vectored interrupts servicing

— External Interrupt with selectable edge

— Idle Timer T0

— Three Timers (one timer for the CS series)(each with

2 interrupts)

— MICROWIRE/PLUS

— Multi-Input Wake-Up

— Software Trap

— USART (2)

— Default VIS (default interrupt)

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8-bit Stack Pointer SP — (stack in RAM)

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Two 8-bit Register Indirect Data Memory Pointers

(B and X)

Fully Static CMOS

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Two power saving modes: HALT and IDLE

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Low current drain (typically <1 µA)

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Single supply operation: 2.5V–5.5V (COP88x)

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Temperature ranges:

0˚C to +70˚C, −40˚C to +85˚C, and −55˚C to +125˚C

Development Support

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Emulation and OTP devices

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Real time emulation and full program debug offered by

MetaLink’s Development System

Block Diagram

DS012829-1

FIGURE 1. COP888xG Block Diagram

www.national.com

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