HT32F1251_12 datasheet, PDF - EEWORLD Datasheet

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HT32F1251_12: DescriptionHoltek 32-bit Microcontroller with ARMÂ® Cortexâ¢-M3 Core; File Size1MB，35 Pages; ManufacturerHoltek; Websitehttp://www.holtek.com/

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HT32F1251_12 Overview

Holtek 32-bit Microcontroller with ARMÂ® Cortexâ¢-M3 Core

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Holtek 32-bit Microcontroller with ARM

Cortex™-M3 Core

HT32F1251/51B/52/53 Series

Datasheet

Revision: V1.10

Date: ½½½i½ 1½½ ½01½

½½-bit ½RM Co½tex™-M½ MCU

HT½½F1½51/51B/5½/5½

Table of Contents

1 General Description................................................................................................ 6

2 Features ................................................................................................................... 7

Co½e ....................................................................................................................................... 7

On-chi½ Memo½y .................................................................................................................... 7

F½ash Memo½y Cont½o½½e½ ....................................................................................................... 8

Reset Cont½o½ Unit ................................................................................................................. 8

C½ock Cont½o½ Unit .................................................................................................................. 8

Powe½ Management ............................................................................................................... 9

½na½og to Digita½ Conve½te½ .................................................................................................... 9

Analog Operational Amplifier/Comparator

............................................................................. 9

I/O Po½ts ............................................................................................................................... 10

PWM Gene½ation and Ca½tu½e Time½s ................................................................................. 10

Watchdog Time½ ................................................................................................................... 11

Rea½ Time C½ock ................................................................................................................... 11

Inte½-integ½ated Ci½cuit (I

C) ................................................................................................. 1½

Se½ia½ Pe½i½he½a½ Inte½face (SPI) .......................................................................................... 1½

Unive½sa½ Synch½onous ½synch½onous Receive½ T½ansmitte½ (US½RT)............................... 1½

Debug Su½½o½t ..................................................................................................................... 1½

Package and O½e½ation Tem½e½atu½e .................................................................................. 1½

Table of Contents

3 Overview ................................................................................................................ 14

Device Info½mation ............................................................................................................... 14

B½ock Diag½am ..................................................................................................................... 15

Memo½y Ma½ ........................................................................................................................ 16

C½ock St½uctu½e .................................................................................................................... 17

Pin ½ssignment .................................................................................................................... 18

4 Electrical Characteristics ..................................................................................... 22

½bso½ute Maximum Ratings ................................................................................................. ½½

DC Cha½acte½istics ............................................................................................................... ½½

On-Chi½ LDO Vo½tage Regu½ato½ Cha½acte½istics ................................................................. ½½

Powe½ Consum½tion ............................................................................................................ ½½

Reset and Su½½½y Monito½ Cha½acte½istics ........................................................................... ½½

Exte½na½ C½ock Cha½acte½istics ............................................................................................. ½4

Inte½na½ C½ock Cha½acte½istics .............................................................................................. ½5

PLL Cha½acte½istics .............................................................................................................. ½6

Memo½y Cha½acte½istics ....................................................................................................... ½6

Rev. 1.10

½ of ½5

½½½i½ 1½½ ½01½

½½-bit ½RM Co½tex™-M½ MCU

HT½½F1½51/51B/5½/5½

List of Tables

Tab½e

1. HT½½F1½5x Se½ies Featu½es and Pe½i½he½a½ List ..................................................................... 14

½. HT½½F1½5x Pin Desc½i½tions ................................................................................................... ½0

½. ½bso½ute Maximum Ratings ...................................................................................................... ½½

4. DC O½e½ating Conditions ......................................................................................................... ½½

5. LDO Cha½acte½istics ................................................................................................................. ½½

6. Powe½ Consum½tion Cha½acte½istics ........................................................................................ ½½

7. LVD/BOD Cha½acte½istics ......................................................................................................... ½½

8. High S½eed Exte½na½ C½ock (HSE) Cha½acte½istics ................................................................... ½4

9. Low S½eed Exte½na½ C½ock (LSE) Cha½acte½istics .................................................................... ½4

10. High S½eed Inte½na½ C½ock (HSI) Cha½acte½istics ................................................................... ½5

11. Low S½eed Inte½na½ C½ock (LSI) Cha½acte½istics ..................................................................... ½5

1½. PLL Cha½acte½istics ................................................................................................................ ½6

1½. F½ash Memo½y Cha½acte½istics ................................................................................................ ½6

14. I/O Po½t Cha½acte½istics .......................................................................................................... ½6

15. ½DC Cha½acte½istics ............................................................................................................... ½8

16. OP½/CMP Cha½acte½istics ...................................................................................................... ½9

17. GPTM Cha½acte½istics ............................................................................................................ ½9

18. I

C Cha½acte½istics .................................................................................................................. ½0

19. SPI Cha½acte½istics ................................................................................................................. ½1

List of Tables

Rev. 1.10

4 of ½5

½½½i½ 1½½ ½01½

HT32F1251_12 Related Products

	HT32F1251_12	HT32F1251B_12	HT32F1252_12	HT32F1253_12
Description	Holtek 32-bit Microcontroller with ARMÂ® Cortexâ¢-M3 Core	Holtek 32-bit Microcontroller with ARMÂ® Cortexâ¢-M3 Core	Holtek 32-bit Microcontroller with ARMÂ® Cortexâ¢-M3 Core	Holtek 32-bit Microcontroller with ARMÂ® Cortexâ¢-M3 Core

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