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HT45F2020 Datasheet(PDF) 7 Page - Holtek Semiconductor Inc

Part # HT45F2020
Description  Sound Effect Generator Flash MCU
PDF  85 Pages
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT45F2020 Datasheet(HTML) 7 Page - Holtek Semiconductor Inc

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Rev. 1.00
6
April 11, 2017
Rev. 1.00
7
April 11, 2017
HT45F2020/HT45F2022
Sound Effect Generator Flash MCU
HT45F2020/HT45F2022
Sound Effect Generator Flash MCU
Block Diagram
8-bit
RISC
MCU
Core
I/O
Timer
Module
Flash Program
Memory
Flash Memory
Programming
Circuitry
Watchdog
Timer
Interrupt
Controller
Reset
Circuit
RAM Data
Memory
Internal
HIRC/LIRC
Oscillators
* Shunt Regulator
Time
Base
*TheShuntRegulatorisonlyavailablefortheHT45F2020device.
Pin Assignment
Top View
2020/2022
6
54
3
2
1
HT45F2020/HT45F2022
SOT23-6-A
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
VDD
VSS
PA0/PTPI/ICPDA
NC
NC
NC
NC
OCDSCK
PA3/PTP/PTPB
PA1/PTP/PTPB
PA2/PTCK/ICPCK
NC
NC
NC
NC
OCDSDA
HT45V2020/HT45V2022
16 NSOP-A
VDD
PA0/PTPI/ICPDA
NC
NC
PA1/PTP/PTPB
PA3/PTP/PTPB
VSS
PA2/PTCK/ICPCK
1
2
3
4
8
7
6
5
HT45F2020/HT45F2022
8 SOP-A
Note:1.Ifthepin-sharedpinfunctionshavemultipleoutputssimultaneously,thedesiredpin-shared
functionisdeterminedbythecorrespondingsoftwarecontrolbits.
2.TheOCDSDAandOCDSCKpinsaresuppliedfortheOCDSdedicatedpinsandassuch
areonlyavailablefortheHT45V2020andHT45V2022EVdevices.



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