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HT32F1251_12 参数 Datasheet PDF下载

HT32F1251_12图片预览
型号: HT32F1251_12
PDF下载: 下载PDF文件 查看货源
内容描述: 盛群半导体32位微控制器与ARM® Cortexâ ?? ¢ -M3内核 [Holtek 32-bit Microcontroller with ARM® Cortex™-M3 Core]
分类和应用: 半导体微控制器
文件页数/大小: 35 页 / 1454 K
品牌: HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
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ꢃꢅ-bit �RM Coꢁtex™-Mꢃ MCU  
HTꢃꢅF1ꢅ51/51B/5ꢅ/5ꢃ  
Internal Clock Characteristics  
Table 10. High Speed Internal Clock (HSI) Characteristics  
T= ꢅ5°C, unless otherwise specified.  
Symbol  
Parameter  
Conditions  
Min  
Typ  
Max  
Unit  
High Sꢀeed Inteꢁnaꢂ Osciꢂꢂatoꢁ VDDꢃꢃ = ꢃ.ꢃVꢄ  
fHSI  
TBD  
8
TBD  
MHz  
Fꢁequency (HSI )  
T= -40°C ~ +85°C  
HSI Osciꢂꢂatoꢁ Fꢁequency  
accuꢁacy  
Factoꢁy-tꢁimmedꢄ  
VDDꢃꢃ = ꢃ.ꢃVꢄ T= ꢅ5°C  
�CCHSI  
DHSI  
-1  
ꢃ5  
+1  
65  
%
%
HSI Osciꢂꢂatoꢁ Duty cycꢂe  
VDDꢃꢃ = ꢃ.ꢃVfHSI = 8MHz  
HSI Osciꢂꢂatoꢁ Oꢀeꢁating  
Cuꢁꢁent  
IDDHSI  
VDDꢃꢃ = ꢃ.ꢃVfHSI = 8MHz  
0.9ꢅ  
m�  
VDDꢃꢃ = ꢃ.ꢃVfHSI = 8MHzꢄ  
HSIRCBL = 0 (HSI Ready  
Counteꢁ Bits Length 7 Bits )  
tSUHSI  
HSI Osciꢂꢂatoꢁ Staꢁtuꢀ time  
17  
μs  
NOTE: HSIRCBL field is in PWRCU HSIRCR register  
Table 11. Low Speed Internal Clock (LSI) Characteristics  
T= ꢅ5°C, unless otherwise specified.  
Symbol  
Parameter  
Conditions  
Min  
Typ  
Max  
Unit  
Low Sꢀeed Inteꢁnaꢂ Osciꢂꢂatoꢁ VDDꢃꢃ = VB�T = ꢃ.ꢃVꢄ  
fLSI  
ꢅ5  
ꢃꢅ  
4ꢃ  
kHz  
Fꢁequency(LSI)  
T= -40°C ~ +85°C  
LSI Osciꢂꢂatoꢁ Oꢀeꢁating  
Cuꢁꢁent  
VDDꢃꢃ = VB�T = ꢃ.ꢃVꢄ  
T= ꢅ5°C  
IDDLSI  
tSULSI  
1.0  
ꢃ5  
μA  
VDDꢃꢃ = VB�T = ꢃ.ꢃVꢄ  
T= ꢅ5°C  
LSI Osciꢂꢂatoꢁ Staꢁtuꢀ time  
ms  
Rev. 1.10  
ꢅ5 of ꢃ5  
�ꢀꢁiꢂ 1ꢃꢄ ꢅ01ꢅ  
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