KF32F350 数据手册 V2.0
目
½
芯片特征....................................................................................................................................................2
1
芯片资源................................................................................................................................................5
1.1
产品订购信息
KF32F350...............................................................................................................5
1.2 KF32F350
资源表...........................................................................................................................
6
2
系统概述................................................................................................................................................7
2.1
系统概述.........................................................................................................................................7
2.2
指令集.............................................................................................................................................7
2.3
系统框图.........................................................................................................................................8
2.4 KF32F350
外设资源对照表...........................................................................................................
9
2.5
芯片引脚图...................................................................................................................................10
3 I/O
端口介绍........................................................................................................................................
11
3.1
概述...............................................................................................................................................
11
3.2
引脚重映射说明(数字功½)...................................................................................................12
3.3
引脚重映射说明(系统以及模拟功½)...................................................................................16
3.4
引脚重映射表-外部唤醒引脚、侵入检测和时间戳引脚映射..................................................20
4
资源介绍..............................................................................................................................................21
4.1 DMA.............................................................................................................................................. 21
4.2
节拍定时器(SYSTICK)..........................................................................................................
21
4.3
基本定时/计数器(T14/T15).........................................................................................................
21
4.4
通用定时/计数器(T0/1/2/3/4/18/19/20/21/22/23)........................................................................22
4.5
高级定时/计数器(T5/T6/T9/T10)...........................................................................................22
4.6
通用捕捉/比较/PWM 模块(CCP0/1/2/3/4/18/19/20/21/22/23).............................................
22
4.7
增强型捕捉/比较/PWM 模块(ECCP5/9)....................................................................................
23
4.8
正交编码脉冲电路(QEI0/1)...................................................................................................
23
4.9
模数½换模块(A/D)................................................................................................................
24
4.10
数模½换器模块(D/A)..........................................................................................................
24
4.11
拟比较器模块(CMP).............................................................................................................24
4.12
通用全/半双工收发器(USART)...........................................................................................25
4.13
串行外设接口(SPI)...............................................................................................................
25
4.14
内部集成电路接口(I2C).......................................................................................................26
4.15
实时时钟(RTC).....................................................................................................................
26
4.16
控制器局域½总线(CAN)....................................................................................................
26
4.17
独立看门狗(IWDT)..............................................................................................................
27
4.18
窗口看门狗(WWDT)............................................................................................................
27
4.19 USB
模块(USB).....................................................................................................................27
4.20 CFGL
模块(CFGL)................................................................................................................
28
4.21
复½(RESET).........................................................................................................................28
4.22
外设模块时钟½½模块(CLK_EN)...........................................................................................29
芯旺微电子
-
3/49
-
KF32F350 数据手册 V2.0
4.23
循环冗½校验单元(CRC).....................................................................................................29
4.24 AES
加密模块(AES)..............................................................................................................29
5
电气特性..............................................................................................................................................30
5.1
概述...............................................................................................................................................30
5.1.1
最大值和最小值说明...........................................................................................................
30
5.1.2
典型值...................................................................................................................................
30
5.1.3
线性曲线...............................................................................................................................
30
5.2
最大范围.......................................................................................................................................30
5.3
运行条件.......................................................................................................................................31
5.3.1
常规运行条件.......................................................................................................................
31
5.3.2
上电/掉电的运行条件..........................................................................................................
32
5.3.3
复½和电源控制模块特性
BOR,PVD................................................................................. 32
5.3.4 BAT PVD................................................................................................................................33
5.3.5
电源电流特性.......................................................................................................................
33
5.3.6 VREG..................................................................................................................................... 33
5.4
时钟源特性...................................................................................................................................34
5.4.1 HSE.........................................................................................................................................34
5.4.2 LSE......................................................................................................................................... 35
5.4.3 HSI..........................................................................................................................................36
5.4.4 LP4M...................................................................................................................................... 36
5.4.5 LSI.......................................................................................................................................... 37
5.4.6 PLL......................................................................................................................................... 37
5.5 IO
端口特性..................................................................................................................................
38
5.5.1
静态特性...............................................................................................................................
38
5.5.2 IO
输出特性..........................................................................................................................
38
5.5.3 IO AC
特性............................................................................................................................38
5.5.4 NRST pin
特性.......................................................................................................................
39
5.5.5
外部中断特性.......................................................................................................................
39
5.6
外设...............................................................................................................................................40
5.6.1 ADC 12BIT
特性...................................................................................................................40
5.6.2 DAC 12 BIT
½换特性..........................................................................................................
41
5.6.3
电压参考
buffer
特性............................................................................................................43
5.6.4 USB
全½速收发器模块电气特性.......................................................................................
43
5.6.5
比较器
CMP
特性.................................................................................................................44
6
封装信息..............................................................................................................................................45
6.1 LQFP64
封装.................................................................................................................................45
6.2 LQFP100
封装...............................................................................................................................46
7 ROHS
认证..........................................................................................................................................
47
8
声明及销售½络..................................................................................................................................48
9
版本更新记½......................................................................................................................................49
芯旺微电子
-
4/49
-