HT45RM03 Holtek Semiconductor, HT45RM03 Datasheet

HT45RM03

Manufacturer Part Number

HT45RM03

Description

Brushless DC Motor Type 8-Bit OTP MCU

Manufacturer

Holtek Semiconductor

Datasheet

1.HT45RM03.pdf (54 pages)

Available stocks

Company

Part Number

Manufacturer

Quantity

Price

Company:

H&T Electronics

Part Number:

HT45RM03A

Quantity:

2 200

Company:

H&T Electronics

Part Number:

HT45RM03B

Quantity:

10 000

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Technical Document

Features

General Description

The HT45RM03 is 8-bit, high performance, RISC archi-

tecture microcontroller devices specifically designed for

A/D applications that interface directly to analog signals,

such as those from sensors.

The advantages of low power consumption, I/O flexibil-

ity, programmable frequency divider, timer functions,

Rev. 1.00

Tools Information

FAQs

Application Note

Operating voltage:

23 bidirectional I/O lines (max.)

4 interrupt input shared with 4 I/O line

Two 8-bit programmable timer/event counter with

overflow interrupt and 7-stage prescaler

On-chip crystal and RC oscillator

Watchdog Timer

4096 15 program memory

192 8 data memory RAM

Supports PFD for sound generation

HALT function and wake-up feature reduce power

consumption

SYS

=4MHz: 2.2V~5.5V

=8MHz: 3.3V~5.5V

=12MHz: 4.5V~5.5V

Brushless DC Motor Type 8-Bit OTP MCU

oscillator options, multi-channel A/D Converter, Pulse

Width Modulation function, HALT and wake-up func-

tions, enhance the versatility of these devices to suit a

wide range of A/D application possibilities such as sen-

sor signal processing, motor driving, industrial control,

consumer products, subsystem controllers, etc.

Up to 0.33 s instruction cycle with 12MHz system

clock at V

8-level subroutine nesting

8 channels 9-bit resolution A/D converter

3-channel 10-bit PWM with complementary output

shared with six I/O lines

Bit manipulation instruction

15-bit table read instruction

63 powerful instructions

All instructions in one or two machine cycles

Low voltage reset function

One operational Amplifier

One Comparator with interrupt function

28-pin SKDIP/SOP packages

=5V

HT45RM03

January 11, 2007

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