ꢃꢅ-bit �RM Coꢁtex™-Mꢃ MCU
HTꢃꢅF1ꢅ51/51B/5ꢅ/5ꢃ
Overview
3
Device Information
Most features are common to all devices while the main features distinguishing them are Flash
memory and SRAM memory capacities.
Table 1. HT32F125x Series Features and Peripheral List
Peripherals
HT32F1253
HT32F1252
HT32F1251 HT32F1251B
Main Fꢂash (KB)
ꢃ1
16
8
1
ꢅ
8
1
ꢅ
Oꢀtion Bytes Fꢂash (KB)
SR�M (KB)
1
8
ꢅ
1
4
GPTM
RTC
1
1
WDT
US�RT
SPI
1
1
1
IꢅC
GPIO
EXTI
ꢃꢅ
16
ꢃ0
1ꢅ-bit �DC
1
Numbeꢁ of channeꢂs
8 Channeꢂs
OP�/Comꢀaꢁatoꢁ
CPU fꢁequency
Oꢀeꢁating voꢂtage
Oꢀeꢁating temꢀeꢁatuꢁe
Package
ꢅ
Uꢀ to 7ꢅ MHz
ꢅ.7 V ~ ꢃ.6 V
-40
~ +85
℃
℃
LQFP48
Rev. 1.10
14 of ꢃ5
�ꢀꢁiꢂ 1ꢃꢄ ꢅ01ꢅ