Holtek BS66F340C Manual page 2

Table of Contents
Features ................................................................................................................. 7
CPU Features ...............................................................................................................................7
Peripheral Features .......................................................................................................................7
Development Tools ............................................................................................... 8
General Description .............................................................................................. 8
Selection Table ...................................................................................................... 8
Block Diagram ....................................................................................................... 9
Pin Assignment ..................................................................................................... 9
Pin Description ................................................................................................... 12
Absolute Maximum Ratings ............................................................................... 23
D.C. Characteristics ............................................................................................ 23
Operating Voltage Characteristics ...............................................................................................23
Operating Current Characteristics ...............................................................................................24
Standby Current Characteristics .................................................................................................25
A.C. Characteristics ............................................................................................ 26
High Speed Internal Oscillator – HIRC – Frequency Accuracy ...................................................26
External High Speed Crystal/Resonator Oscillator – HXT – Frequency Accuracy ...................... 26
Low Speed Internal Oscillator – LIRC – Frequency Accuracy .................................................... 26
External 32768Hz Crystal Oscillator – LXT – Frequency Accuracy ............................................27
Operating Frequency Characteristic Curves ...............................................................................27
System Start Up Time Characteristics ........................................................................................27
Input/Output Characteristics ............................................................................. 28
Input/Output (without Multi-power) D.C. Characteristics (Except PF3~PF5 Pins) ...................... 28
Input/Output (with Multi-power) D.C. Characteristics (For BS66F360C olny) ............................. 29
Memory Characteristics ..................................................................................... 30
LVR/LVD Electrical Characteristics ................................................................... 30
Internal Reference Voltage Characteristics ...................................................... 31
A/D Converter Electrical Characteristics .......................................................... 31
Power-on Reset Characteristics ........................................................................ 31
System Architecture ........................................................................................... 32
Clocking and Pipelining ...............................................................................................................32
Program Counter .........................................................................................................................33
Stack ...........................................................................................................................................33
Arithmetic and Logic Unit – ALU .................................................................................................34
Flash Program Memory ...................................................................................... 35
Structure ......................................................................................................................................35
Special Vectors ...........................................................................................................................35
Look-up Table ..............................................................................................................................35
Table Program Example ..............................................................................................................36
Rev. 1.11
BS66F340C/BS66F350C/BS66F360C
Touch A/D Flash MCU
2 November 09, 2023