Datasheet > CP3UB26

CP3UB26

更新时间： 2022-10-22 10:48:33

品牌	Logo	应用领域
美国国家半导体 - NSC		/
页数	文件大小	规格书
268页	3817K
描述
Reprogrammable Connectivity Processor with USB and CAN Interfaces

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CP3UB26 数据手册

FINAL

JULY 2004

CP3UB26 Reprogrammable Connectivity Processor with

USB and CAN Interfaces

1.0 General Description

The CP3UB26 connectivity processor combines high per- trade-off between battery size and operating time for hand-

formance with the massive integration needed for embed- held and portable applications.

ded applications. A powerful RISC core with on-chip SRAM

In addition to providing the features needed for the next gen-

and Flash memory provides high computing bandwidth,

eration of embedded products, the CP3UB26 is backed up

hardware communications peripherals provide high-I/O

by the software resources designers need for rapid time-to-

bandwidth, and an external bus provides system expand-

market, including an operating system, peripheral drivers,

ability.

reference designs, and an integrated development environ-

On-chip communications peripherals include: Universal Se- ment.

rial Bus (USB) 1.1 node, CAN, Microwire/Plus, SPI, AC-

National Semiconductor offers a complete and industry-

CESS.bus, quad UART, 12-bit A/D converter, and Advanced

proven application development environment for CP3UB26

Audio Interface (AAI). Additional on-chip peripherals include

applications, including the IAR Embedded Workbench,

Random Number Generator (RNG), DMA controller, CVSD/

iSYSTEM winIDEA and iC3000 Active Emulator, Develop-

PCM conversion module, Timing and Watchdog Unit, Ver-

ment Board, and Application Software.

satile Timer Unit, Multi-Function Timer, and Multi-Input

Wake-Up (MIWU) unit.

Hand-held devices can be both smaller and lower in cost for

maximum consumer appeal. The low voltage and advanced

power-saving modes achieve new design points in the

Block Diagram

Clock Generator

12 MHz and 32 kHz

Oscillator

PLL and Clock

Generator

Power-on-Reset

256K Bytes

Flash

Program

Memory

Serial

Debug

Interface

8K Bytes

Flash

Data

32K Bytes

Static

RAM

CR16C

CPU Core

CAN 2.0B

Controller

CPU Core Bus

Random

Number

Generator

Timing and

Watchdog

Unit

Interrupt

Control

Unit

Power

Manage-

ment

Peripheral

Bus

Controller

Bus

Interface

Unit

DMA

Controller

CVSD/PCM

Converter

Peripheral Bus

ACCESS

.bus

Audio

Interface

Microwiire/

SPI

Versatile

Timer Unit

Muti-Func-

tion Timer

Multi-Input

Wake-Up

8-Channel

12-bit ADC

GPIO

Quad UART

USB

DS311

TRI-STATE is a registered trademark of National Semiconductor Corporation.

www.national.com

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