图 3-1 N32G457系列LQFP64引脚分布
Nations(国民技术)China
N32G457RE is a 32-bit microcontroller based on ARM Cortex-M4F core, with 144MHz frequency, 512KB Flash and 144KB SRAM, in LQFP64 package, operating voltage 1.8V~3.6V, temperature range -40°C~105°C, supporting various communication interfacesChecked against the datasheet
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View full reportTechnical parameters
Key specs
CoreCORTEX-M4
Core size32 bit
Speed144 MHzMax
Flash512 kB
RAM144 kB
I/O count51
Supply voltage1.8 ~ 3.6 V
Datasheet-verified parameters
30 items| Parameter | Value and test conditions | Source |
|---|---|---|
| Core | ARM Cortex-M4F | |
| Bits | 32 bit | |
| Speed | 144MHz | |
| Flash | 512KB | |
| RAM | 144KB | |
| IO Count | 51 |
All parameters (47)
| Power | |
|---|---|
| ADC通道数 | 22 |
| DAC通道数 | 2 |
| 低功耗模式 | 0 |
| 最大工作电压 | 3.6V |
| 最小工作电压 | 1.8V |
| AC and DC characteristics | |
| ADC最高分辨率 | 12bit |
| 最大主核频率 | 144MHz |
| Environment and package | |
| 内置温度传感器 | 0 |
| 封装类型1 | LQFP |
| 最大工作温度 | 105℃ |
| 最小工作温度 | -40℃ |
| 温度传感器 | 0 |
| Other | |
| AES加密 | 1 |
| CAN | 2 |
| I2C | 4 |
| I2S | 2 |
| I/O数量 | 51 |
| LCD接口 | 0 |
| PLL锁相环 | 0 |
| RAM | 144KB |
| RAM长度 | 144KB |
| ROM | 512KB |
| ROM长度 | 512KB |
| SPI | 3 |
| UART | 4 |
| USART | 3 |
| USB功能 | 1 |
| 以太网功能 | 0 |
| 内置ADC | 1 |
| 内置DAC | 1 |
| 内置LCD控制器 | 0 |
| 内置缓存器 | 0 |
| 图像处理器 | 0 |
| 实时时钟 | 1 |
| 引脚数量1 | 64 |
| 最大主频 | 144MHz |
| 比较器 | 7 |
| 电容触摸功能 | 0 |
| 看门狗功能 | 0 |
| 看门狗定时器 | 0 |
| 触摸外设 | 1 |
| 触摸按键 | 0 |
| 计数器数量 | 8 |
| 边界扫描 | 0 |
| 边界扫描功能 | 0 |
| 运算放大器 | 4 |
| 集成缓存器 | 0 |
Pinout and package
图 3-1 N32G457系列LQFP64引脚分布
| Pin | Name | Function | Source |
|---|---|---|---|
| 1 | PE2 | ||
| 2 | PC13 | ||
| 3 | PC14-OSC32_IN | ||
| 4 | PC15-OSC32_OUT | ||
| 5 | PD0-OSC_IN | ||
| 6 | PD1-OSC_OUT | ||
| 7 | NRST | ||
| 8 | PC0 | ||
| 9 | PC1 | ||
| 10 | PC2 | ||
| 11 | PC3 | ||
| 12 | VSSA | ||
| 13 | VDDA | ||
| 14 | PA0-WKUP | ||
| 15 | PA1 | ||
| 16 | PA2 | ||
| 17 | PA3 | ||
| 18 | VSS_4 | ||
| 19 | VSS_5 | ||
| 20 | PA4 | ||
| 21 | PA5 | ||
| 22 | PA6 | ||
| 23 | PA7 | ||
| 24 | PC4 | ||
| 25 | PC5 | ||
| 26 | PB0 | ||
| 27 | PB1 | ||
| 28 | PB2-BOOT1 | ||
| 29 | PB10 | ||
| 30 | PB11 | ||
| 31 | VSS_1 | ||
| 32 | VDD_1 | ||
| 33 | PB12 | ||
| 34 | PB13 | ||
| 35 | PB14 | ||
| 36 | PB15 | ||
| 37 | PC6 | ||
| 38 | PC7 | ||
| 39 | PC8 | ||
| 40 | PC9 | ||
| 41 | PA8 | ||
| 42 | PA9 | ||
| 43 | PA10 | ||
| 44 | PA11 | ||
| 45 | PA12 | ||
| 46 | PA13 | ||
| 47 | VSS_2 | ||
| 48 | VDD_2 | ||
| 49 | VDD_3 | ||
| 50 | VDD_3 | ||
| 51 | VDD_3 | ||
| 52 | VDD_3 | ||
| 53 | VDD_3 | ||
| 54 | VDD_3 | ||
| 55 | VDD_3 | ||
| 56 | VDD_3 | ||
| 57 | VDD_3 | ||
| 58 | VDD_3 | ||
| 59 | VDD_3 | ||
| 60 | VDD_3 | ||
| 61 | VDD_3 | ||
| 62 | VDD_3 | ||
| 63 | VDD_3 | ||
| 64 | VDD_3 |
Documents
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