HT46R006 View Datasheet(PDF) - Holtek Semiconductor

Part Name

Description

Manufacturer

HT46R006

Small Package 8-Bit OTP MCU

Holtek Semiconductor 

HT48R006/HT46R006

Table of Contents

Features ...............................................................................................5

CPU Features ........................................................................................................5

Peripheral Features ................................................................................................5

General Description ............................................................................5

Selection Table ....................................................................................6

Block Diagram .....................................................................................6

Pin Assignment ...................................................................................6

Pin Description ....................................................................................7

HT46R006..............................................................................................................7

HT48R006..............................................................................................................8

Absolute Maximum Ratings ...............................................................9

D.C. Characteristics ............................................................................9

A.C. Characteristics ..........................................................................10

ADC Characteristics..........................................................................12

Power-on Reset Characteristics ......................................................12

System Architecture .........................................................................13

Clocking and Pipelining ........................................................................................13

Program Counter..................................................................................................14

Stack ....................................................................................................................14

Arithmetic and Logic Unit - ALU ...........................................................................14

Program Memory...............................................................................15

Structure...............................................................................................................15

Special Vectors.....................................................................................................15

Look-up Table.......................................................................................................15

Table Program Example.....................................................................................16

Data Memory......................................................................................17

Structure...............................................................................................................17

Special Purpose Data Memory .............................................................................17

Special Function Registers ..............................................................18

Indirect Addressing Registers - IAR0, IAR1 .........................................................18

Memory Pointers - MP0, MP1..............................................................................18

Accumulator - ACC ..............................................................................................18

Program Counter Low Register - PCL..................................................................19

Status Register - STATUS ...................................................................................19

Input/Output Ports and Control Registers .............................................................20

Rev. 1.00

ii

October 24, 2011

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