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NEC Electronics announces three new 8-bit K0 series microcontrollers.


SAN JOSE, Calif.--(BUSINESS WIRE)--Sept. 13, 1995--At the Embedded Systems Conference West, NEC (NEC Corporation, Tokyo, www.nec.com, www.necus.com) An electronics conglomerate known in the U.S. for its monitors. In Japan, it had the lion's share of the PC market until the late 1990s (see PC 98).

NEC was founded in Tokyo in 1899 as Nippon Electric Company, Ltd.
 Electronics Inc. Wednesday announced three new additions to its K0 family of 8-bit microcontrollers, all targeted toward the embedded market.

Two of the new K0 controllers, the microPD780204 and the microPD78023, are among the few 8-bit controllers containing on-chip fluorescent indicator panel (FIP FIP

feline infectious peritonitis.
) controllers. These products are designed for consumer applications such as appliances and audio equipment containing FIP displays. The third controller, the microPD78081, is a general-purpose, low-cost 8-bit solution for customers designing applications such as intelligent battery chargers and industrial controllers.

"The K0 family is continuing to grow as we offer more application-specific solutions for designers," said John Keenan, staff product marketing engineer for NEC Electronics. "We are providing cost-effective solutions to our customers that also reduce their time-to-market."

Features and Benefits

MicroPD780204/05/P0208 -- This device contains a high-level FIP controller, directly driving up to 16 digits of a FIP display, and is targeted for advanced consumer electronics with complex displays. In addition to containing a watchdog timer to secure accurate operation sequence of program codes, the microPD78020X has a watch timer feature to facilitate real-time clock applications.

With its eight-channel, 8-bit analog/digital (A/D A/D

See advance-decline line (A/D).
) converter, the microPD78020X is capable of monitoring and converting up to eight analog inputs to digital signals. It contains a 16-bit timer coupled with a 14-bit Pulse Width Modulation See PWM.  (PWM (Pulse Width Modulation) A modulation technique that generates variable-width pulses to represent the amplitude of an analog input signal. Like its fixed-width pulse density modulation (PDM) cousin, the output switching transistor is on more of the time for a ) mode for D/A conversions used in electronic tuning, as well as two serial channels that can be used for interface with other ICs.

Operating at 5 megahertz One million cycles per second. See MHz.

MegaHertz - (MHz) Millions of cycles per second. The unit of frequency used to measure the clock rate of modern digital logic, including microprocessors.
 (MHz (MegaHertZ) One million cycles per second. It is used to measure the transmission speed of electronic devices, including channels, buses and the computer's internal clock. A one-megahertz clock (1 MHz) means some number of bits (16, 32, 64, etc. ) with 0.4 microsecond One millionth of a second. See space/time and ohnosecond.

(unit) microsecond - One millionth (10^-6) of a second.
 minimum instruction execution time, the microPD78020X is offered with either 32K or 40K ROM. The one-time programmable (OTP (1) (One Time Programmable) Refers to programming content or logic into chips such as EPROMs and EEPROMs, which cannot be reversed. See antifuse.

(2) (One Time P
) version has 60K EPROM EPROM
 in full erasable programmable read-only memory

Form of computer memory that does not lose its content when the power supply is cut off and that can be erased and reused.
. Typical applications utilizing the microPD78020X include VCRs and audio equipment containing FIP displays.

MicroPD78023/024/PO24 -- The microPD7802X is similar to the microPD78020X family in its features and application support, but contains a smaller FIP controller, providing a lower-cost solution to directly control embedded applications with FIP displays. The devices' FIP controller can drive up to 16 digits of a 14-segment starburst StarBurst - An active DBMS from IBM Almaden Research Center.  FIP display.

Like the microPD78020X, this device operates at 5 MHz with 0.4 microsecond minimum instruction execution time. The microPD7802X is offered with either 24K ROM or 32K ROM, and the OTP version has 32K EPROM.

MicroPD78081/082/PO83 -- The microPD7808X is a low-end, low-cost, general-purpose controller that contains a UART (Universal Asynchronous Receiver Transmitter) The electronic circuit that makes up the serial port. Also known as "universal serial asynchronous receiver transmitter" (USART), it converts parallel bytes from the CPU into serial bits for transmission, and vice  for standard asynchronous communication and can read multiple analog inputs with its eight-channel, 8-bit A/D converter.

The microPD7808X operates at 5 MHz with 0.4 microsecond minimum instruction execution time. Designed for applications such as intelligent battery chargers and industrial controllers, the microPD7808X is offered with either 8K ROM or 16K ROM. The OTP version has 24K EPROM.

Packaging, Pricing and Availability

All of the mask ROM versions are currently in mass production, and OTP versions are sampling now. The pricing for all of these products in 10,000-unit quantities will range from $2.50 to $5 each. -0-

Product          Package        Mass Production    OTP


microPD78020X    100-pin QFP    Now                Mass production
                                                   expected Nov. 1995


microPD7802X     64-pin SDIP    Now                Mass production
                 64-pin QFP                        expected Q1 1996


microPD7808X     42-pin SDIP    Now                Now
                 44-pin QFP




NEC Embedded Processors

NEC is one of the world's largest manufacturers of microcontrollers (MCUs) and microprocessors for embedded applications(a) offering products from simple 4-bit MCUs to complex, 64-bit RISC-based microprocessors. Within NEC's MCU (1) (MicroController Unit) A computer on a single chip. See microcontroller.

(2) (Multipoint Control Unit) A device that is used to moderate a videoconference of three or more end points (users at computers or groups of users
 product family, the K0 line is a lower-end 8-bit MCU designed for applications where 8-bit processing is required in the lowest-cost devices possible.

The NEC MCU families are: 17K and 75x 4-bit MCUs; the K0 and K2 8-bit MCUs; the K3 and K4 16-bit MCUs, the K4 16/8-bit MCU, the V25/V35 8- and 16-bit MCUs based on the Intel x88 family; and the 32-bit V800 RISC-core MCU. The 64-bit Vr series RISC RISC
 in full Reduced Instruction Set Computing

Computer architecture that uses a limited number of instructions. RISC became popular in microprocessors in the 1980s.
 microprocessor is based on the MIPS Technologies design and is used in several leading embedded applications.

About NEC Electronics Inc.

NEC Electronics, with headquarters in Mountain View, Calif., manufactures and markets an extensive line of electronic products, including ASICs, microprocessors and microcontrollers, digital signal processors (DSPs), memories and components, including flat-panel displays. The company operates a 676,000-square-foot manufacturing facility in Roseville, Calif.

NEC Electronics is an affiliate of NEC Corp. (NIPNY), a $43 billion international manufacturer of computer, communications and semiconductor products.

NOTE TO EDITORS: The Vr, K and V series are trademarks of

NEC Corp. The K0, K2, V25, V35 and V800 are

trademarks of NEC Corp. Intel is a

registered trademark of Intel Corp.

(a) According to Dataquest

CONTACT: Reader Contact:

NEC Electronics Inc.

Literature Hotline, 800/366-9782

or

Media Contacts:

Allison Niday, 415/965-6124

aniday@el.nec.com

Vanessa Gonzales, 415/965-0187

vanessa_gonzales@yr.com
COPYRIGHT 1995 Business Wire
No portion of this article can be reproduced without the express written permission from the copyright holder.
Copyright 1995, Gale Group. All rights reserved. Gale Group is a Thomson Corporation Company.

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Publication:Business Wire
Date:Sep 13, 1995
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