R8CL3AB datasheet(82/89 Pages) RENESAS

82 / 89 page

Date: Jul. 08, 2009

RENESAS TECHNICAL UPDATE

Nippon Bldg., 2-6-2, Ohte-machi, Chiyoda-ku, Tokyo 100-0004, Japan

Renesas Technology Corp.

Product

Category

Technical Notification

Lot No.

Applicable

Products

R8C/L35A Group, R8C/L35B Group

R8C/L36A Group, R8C/L36B Group

R8C/L38A Group, R8C/L38B Group

R8C/L3AA Group and R8C/L3AB Group

−−

Reference

Document

Described below

(8) in section 1-1 and section 2-8 have been revised in Revision 2.00.

1. Overview

The below changes have been made to the specifications described in the datasheet and hardware manual of the R8C/L3AA

Group, R8C/L3AB Group, R8C/L38A Group, R8C/L38B Group, R8C/L36A Group, R8C/L36B Group, R8C/L35A Group and

R8C/L35B Group.

1-1. Changes

(1) Removed the high-speed on-chip oscillator

(2) Changed the flash memory suspend function specifications

(3) Changed the flash memory suspend electrical characteristics

(4) Changed the timer RG specifications

(5) Changed the LCD port specifications

(6) Removed the voltage monitor 0 reset/power-on reset

(7) Removed the voltage monitor 1 /comparator A1 and voltage monitor 2 / comparator A2 functions

(8) Note on reducing power current

1-2. Reference Documents

The information in this document applies to the R8C/L35A Group, R8C/L35B Group, R8C/L36A Group, R8C/L36B Group,

R8C/L35A Group, R8C/L38B Group, R8C/L3AA Group, R8C/L3AB Group Hardware Manual Rev.0.30 and Datasheet

Rev.0.30.

2. Description

2-1. Removed the High-Speed On-Chip Oscillator

The high-speed on-chip oscillator function has been removed.

Do NOT select the high-speed on-chip oscillator as the clock source for the CPU clock or peripheral functions.

Descriptions regarding the high-speed on-chip oscillator in the reference documents shown in 1-2, other than descriptions

shown in this technical update, are invalid.

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