R8C datasheet(3/60 Pages) RENESAS

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R8C/38A Group

1. Overview

REJ03B0274-0120 Rev.1.20

Page 3 of 57

Jul 31, 2010

Table 1.2

Specifications for R8C/38A Group (2)

Item

Function

Specification

Timer

Timer RE

8 bits × 1

Output compare mode

Timer RF

16 bits × 1

Input capture mode (input capture circuit), output compare mode (output

compare circuit)

Timer RG

16 bits × 1

Timer mode (input capture function, output compare function), PWM mode

(output 1 pin), phase counting mode (available automatic measurement for

the counts of 2-phase encoder)

Serial

Interface

UART0, UART1

Clock synchronous serial I/O/UART × 2 channel

UART2

Clock synchronous serial I/O, UART, I2C mode (I2C bus), multiprocessor

communication function

Synchronous Serial

Communication Unit (SSU)

1 (shared with I2C bus)

I2C bus

1 (shared with SSU)

LIN Module

Hardware LIN: 1 (timer RA, UART0)

A/D Converter

10-bit resolution × 20 channels, includes sample and hold function, with sweep

mode

D/A Converter

8-bit resolution × 2 circuits

Comparator A

• 2 circuits (shared with voltage monitor 1 and voltage monitor 2)

• External reference voltage input available

Comparator B

2 circuits

Flash Memory

• Programming and erasure voltage: VCC = 2.7 to 5.5 V

• Programming and erasure endurance: 10,000 times (data flash)

1,000 times (program ROM)

• Program security: ROM code protect, ID code check

• Debug functions: On-chip debug, on-board flash rewrite function

• Background operation (BGO) function (data flash)

Operating Frequency/Supply

Voltage

f(XIN) = 20 MHz (VCC = 2.7 to 5.5 V)

f(XIN) = 5 MHz (VCC = 1.8 to 5.5 V)

Current consumption

Typ. 7.0 mA (VCC = 5.0 V, f(XIN) = 20 MHz)

Typ. 3.5 mA (VCC = 3.0 V, f(XIN) = 10 MHz)

Typ. 4.0

µA (VCC = 3.0 V, wait mode (f(XCIN) = 32 kHz))

Typ. 2.0

µA (VCC = 3.0 V, stop mode)

Operating Ambient Temperature

−20 to 85°C (N version)

Package

80-pin LQFP

Package code: PLQP0080KB-A (previous code: 80P6Q-A)

81-pin LGA

Package code: PTLG0081KA-A (previous code: 81F0E)

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