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HT45R2K-B Datasheet(PDF) 2 Page - Holtek Semiconductor Inc |
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HT45R2K-B Datasheet(HTML) 2 Page - Holtek Semiconductor Inc |
2 / 105 page Rev. 1.20 2 �a� �0� 201� Rev. 1.20 � �a� �0� 201� HT45R2K-C/-B/-A Dual Slope 16K/8K/4K ASSP MCU for Body Fat Scale HT45R2K-C/-B/-A Dual Slope 16K/8K/4K ASSP MCU for Body Fat Scale Table of Contents Features ......................................................................................................................... 5 General Description ..................................................................................................... 6 Selection Table .............................................................................................................. 6 Block Diagram ............................................................................................................... 6 Pin Assignment ............................................................................................................. 7 Pin Description .............................................................................................................. 7 Absolute Maximum Ratings ....................................................................................... 10 D.C. Characteristics .................................................................................................... 10 A.C. Characteristics .................................................................................................... 12 Operational Amplifier Electrical Characteristics...................................................... 13 Instrumentation Amplifier Electrical Characteristics............................................... 13 Power-on Reset Characteristics ................................................................................ 13 System Architecture.................................................................................................... 14 Clocking and Pipelining.......................................................................................................... 14 Program Counter – PC .......................................................................................................... 15 Stack ...................................................................................................................................... 16 Arithmetic and Logic Unit – ALU ............................................................................................ 16 Program Memory......................................................................................................... 17 Structure................................................................................................................................. 17 Special Vectors ...................................................................................................................... 17 Look-up Table......................................................................................................................... 18 Table Program Example......................................................................................................... 19 Data Memory................................................................................................................ 20 Structure................................................................................................................................. 20 Special Purpose Data �emor� .............................................................................................. 22 Special Function Registers ........................................................................................ 22 Indirect Addressing Registers – IAR0� IAR1 .......................................................................... 22 �emor� Pointers – �P0� �P1 ............................................................................................... 22 Accumulator – ACC................................................................................................................ 2� Program Counter Low Register – PCL................................................................................... 2� Bank Pointer – BP.................................................................................................................. 24 Status Register – STATUS..................................................................................................... 24 S�stem Control Registers – CTRL0� CTRL1.......................................................................... 25 |
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