R8C-14 datasheet(2/40 Pages) RENESAS

Part #	R8C-14

Description	SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

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Manufacturer	RENESAS [Renesas Technology Corp]

Direct Link	http://www.renesas.com

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2 / 40 page

Rev.2.00

Jan 30, 2006

Page 2 of 37

REJ03B0102-0200

R8C/14 Group, R8C/15 Group

1. Overview

1.2

Performance Overview

Table 1.1 lists the Performance Outline of the R8C/14 Group and Table 1.2 lists the Performance Outline

of the R8C/15 Group.

Table 1.1

Performance Outline of the R8C/14 Group

Item

Performance

CPU

Number of Basic Instructions 89 instructions

Minimum Instruction

Execution Time

50ns(f(XIN)=20MHz, VCC=3.0 to 5.5V)

100ns(f(XIN)=10MHz, VCC=2.7 to 5.5V)

Operating Mode

Single-chip

Memory Space

1 Mbyte

Memory Capacity

See Table 1.3 R8C/14 Group Product Information

Peripheral

Function

Port

I/O port : 13 pins (including LED drive port),

Input : 2 pins

LED Drive Port

I/O port: 4 pins

Timer

Timer X: 8 bits × 1 channel, Timer Z: 8 bits × 1 channel

(Each timer equipped with 8-bit prescaler)

Timer C: 16 bits × 1 channel

(Circuits of input capture and output compare)

Serial Interface

1 channel

Clock synchronous serial I/O, UART

Chip-Select Clock

Synchronous Serial I/O

(SSU)

1 channel

A/D Converter

10-bit A/D converter: 1 circuit, 4 channels

Watchdog Timer

15 bits ×1 channel (with prescaler)

Reset start selectable, Count source protection mode

Interrupt

Internal: 9 factors, External: 4 factors, Software: 4 factors,

Priority level: 7 levels

Clock Generation Circuit

2 circuits

• Main clock oscillation circuit (Equipped with a built-in

feedback resistor)

• On-chip oscillator (high speed, low speed)

Equipped with frequency adjustment function on high-

speed on-chip oscillator

Oscillation Stop Detection

Function

Main clock oscillation stop detection function

Voltage Detection Circuit

Included

Power-On Reset Circuit

Included

Electric

Characteristics

Supply Voltage

VCC=3.0 to 5.5V (f(XIN)=20MHz)

VCC=2.7 to 5.5V (f(XIN)=10MHz)

Power Consumption

Typ. 9mA (VCC=5.0V, f(XIN)=20MHz)

Typ. 5mA (VCC=3.0V, f(XIN)=10MHz)

Typ. 35

µA (VCC=3.0V, wait mode, peripheral clock off)

Typ. 0.7

µA (VCC=3.0V, stop mode)

Flash Memory

Program/Erase Supply

Voltage

VCC=2.7 to 5.5V

Program/Erase Endurance

100 times

Operating Ambient Temperature

-20 to 85

°C

-40 to 85

°C (D Version)

Package

20-pin plastic mold LSSOP

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