900,000+ datasheet pdf search and download

Datasheet4U offers most rated semiconductors data sheet pdf




  Holtek Semiconductor Electronic Components Datasheet  

HT68FB550 Datasheet

I/O Flash USB MCU

No Preview Available !

I/O Flash USB MCU with SPI
HT68FB540/HT68FB550/HT68FB560
Revision: V1.40 Date: �D�e�c�e�mb��e�r�0�1��,��2�0�1�6


  Holtek Semiconductor Electronic Components Datasheet  

HT68FB550 Datasheet

I/O Flash USB MCU

No Preview Available !

HT68FB540/HT68FB550/HT68FB560
I/O Flash USB MCU with SPI
Table of Contents
Features............................................................................................................. 6
CPU Features.......................................................................................................................... 6
Peripheral Features.................................................................................................................. 6
General Description.......................................................................................... 7
Selection Table.................................................................................................. 8
Block Diagram................................................................................................... 8
Pin Assignment................................................................................................. 9
Pin Description............................................................................................... 12
Absolute Maximum Ratings........................................................................... 18
D.C. Characteristics........................................................................................ 18
A.C. Characteristics........................................................................................ 20
LVD & LVR Electrical Characteristics........................................................... 21
Power on Reset (AC+DC) Electrical Characteristics................................... 21
System Architecture....................................................................................... 22
Clocking and Pipelining.......................................................................................................... 22
Program Counter.................................................................................................................... 23
Stack...................................................................................................................................... 24
Arithmetic and Logic Unit – ALU............................................................................................ 24
Flash Program Memory.................................................................................. 25
Structure................................................................................................................................. 25
Special Vectors...................................................................................................................... 25
Look-up Table......................................................................................................................... 26
Table Program Example......................................................................................................... 26
In System Programming – ISP............................................................................................... 27
Flash Memory Read/Write Page Size.................................................................................... 27
ISP Bootloader....................................................................................................................... 29
Flash Program Memory Registers......................................................................................... 29
In Application Program – IAP................................................................................................ 33
In Circuit Programming – ICP................................................................................................ 37
On-Chip Debug Support – OCDS.......................................................................................... 37
RAM Data Memory.......................................................................................... 38
Structure................................................................................................................................. 38
Special Function Register Description......................................................... 42
Indirect Addressing Registers – IAR0, IAR1.......................................................................... 42
Memory Pointers – MP0, MP1............................................................................................... 42
Bank Pointer – BP.................................................................................................................. 43
Accumulator – ACC................................................................................................................ 44
Program Counter Low Register – PCL................................................................................... 44
Rev. 1.40
2 December 01, 2016


Part Number HT68FB550
Description I/O Flash USB MCU
Maker Holtek Semiconductor
Total Page 30 Pages
PDF Download

HT68FB550 Datasheet PDF

View PDF for Mobile








Similar Datasheet

1 HT68FB550 I/O Flash USB MCU
Holtek Semiconductor





Part Number Start With

0    1    2    3    4    5    6    7    8    9    A    B    C    D    E    F    G    H    I    J    K    L    M    N    O    P    Q    R    S    T    U    V    W    X    Y    Z

Site map

Webmaste! click here

Contact us

Buy Components

Privacy Policy