|
芯片系列 |
N32G45x系列 |
N32G43x系列 |
N32L4xx系列 |
N32G430系列 |
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子系列 |
N32G457 |
N32G455 |
N32G452 |
N32G435 |
N32G432 |
N32L43x |
N32L40x |
N32G430 |
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|
FLASH容量(kB) |
256/512 |
256/512/128 |
128/64 |
128/64 |
64/32 |
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SRAM容量(kB) |
144 |
144/80 |
32/24/16 |
32/24 |
32/24 |
24/16 |
16 |
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CPU内核 |
ARM Cortex-M4F |
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CPU频率 |
144MHz |
108MHz |
108MHz |
64MHz |
128MHz |
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工作环境 |
1.8~3.6V/-40~105℃ |
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定时器 |
通用 |
4 |
5 |
5 |
4 |
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高级 |
2 |
2 |
2 |
2 |
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基本 |
2 |
2 |
2 |
1 |
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低功耗 |
-- |
1 |
1 |
1 |
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通讯接口 |
SPI |
3 |
2 |
2 |
2 |
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I2S |
2 |
2 |
2 |
2 |
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QSPI |
1 |
-- |
-- |
-- |
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I2C |
4 |
2 |
2 |
2 |
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USART |
3 |
3 |
3 |
2 |
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UART |
4 |
2 |
2 |
2 |
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LPUART |
-- |
1 |
1 |
-- |
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USB |
1 |
1 |
1 |
-- |
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CAN |
2 |
1 |
1 |
1 |
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SDIO |
1 |
-- |
-- |
-- |
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DVP |
1 |
-- |
-- |
-- |
-- |
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ETH |
1 |
-- |
-- |
-- |
-- |
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蜂鸣器 |
-- |
-- |
-- |
1 |
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Segment LCD* |
-- |
-- |
4x44/8x40 |
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最大GPIO数 |
97 |
80 |
97 |
52 |
52 |
64 |
64 |
40 |
|
|
DMA |
2 |
1 |
1 |
1 |
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ADC |
4 |
4 |
2 |
1 |
1 |
1 |
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DAC |
2 |
1 |
1 |
-- |
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OPAMP |
-- |
-- |
2 |
/ |
2 |
2 |
-- |
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COMP |
7 |
-- |
2 |
/ |
2 |
2 |
3 |
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算法支持 |
DES/3DES、AES、SHA1/SHA224/SHA256、SM1、SM3、SM4、SM7、MD5、 |
-- |
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安全保护 |
读写保护(rdp/wrp)、存储加密、分区保护、安全启动 |
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封装 |
LQFP128 |
LQFP100 |
LQFP128 |
LQFP64 |
LQFP64 |
LQFP80 |
LQFP80 |
LQFP48 |
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|
引脚个数 |
20 (F) |
25(P) |
28(G) |
32 (K) |
40 (H) |
48(C) |
64(R) |
80(M) |
100(V) |
128(Q) |
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N32G457 |
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● |
● |
● |
● |
|
N32G455 |
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●● |
● |
● |
● |
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N32G452 |
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|
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● |
● |
● |
● |
● |
|
N32G4FR |
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● |
● |
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● |
● |
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N32G435 |
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● |
● |
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● |
● |
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N32G432 |
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● |
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● |
● |
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N32L43x |
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● |
|
● |
● |
● |
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N32L40x |
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|
● |
|
●● |
●● |
● |
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N32G430 |
●● |
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● |
●● |
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●● |
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N32G032 |
●● |
● |
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●● |
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● |
● |
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N32G031 |
●● |
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●● |
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● |
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N32G030 |
●● |
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●● |
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● |
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封装类型： ●WLCSP ●TSSOP ●QFN ●LQFP
|
FLASH容量 |
32k(6) |
64k(8) |
128k(B) |
256k(C) |
512k(E) |
|
N32G457 |
|
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|
● |
● |
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N32G455 |
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● |
● |
● |
|
N32G452 |
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● |
● |
● |
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N32G4FR |
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● |
● |
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N32G435 |
|
●● |
● |
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N32G432 |
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● |
● |
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N32L43x |
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● |
● |
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N32L40x |
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● |
●● |
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N32G430 |
● |
● |
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N32G032 |
● |
● |
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N32G031 |
● |
● |
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N32G030 |
● |
● |
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SRAM 容量： ●(8k) ●(16k) ●(24k) ●(32k) ●(80k) ●(144k)
|
引脚个数 |
20(F) |
25(P) |
28(G) |
32(K) |
40 (H) |
48(C) |
64(R) |
80(M) |
100(V) |
128(Q) |
|
N32G457 |
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|
√ |
√ |
√ |
√ |
|
N32G455 |
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√ |
√ |
√ |
√ |
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N32G452 |
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√ |
√ |
√ |
√ |
√ |
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N32G4FR |
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√ |
√ |
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N32G435 |
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|
√ |
|
√ |
√ |
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N32G432 |
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|
√ |
|
√ |
√ |
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N32L43x |
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|
√ |
|
√ |
√ |
√ |
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N32L40x |
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|
√ |
√ |
√ |
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N32G430 |
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|
√ |
|
√ |
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■完全兼容 ■可兼容 ■不兼容
上表图展示了各系列 LQFP 封装的兼容性，除了标示的 3 个不兼容封装以外，以上各系列在同一封装均可兼容替换。下表列举了 N32G45x、N32G43x、N32L4xx 在 48pin 和 64pin 封装的差异点。
|
芯片系列 |
VBAT |
OSC IN |
OSC OUT |
PB2 |
Boot0 |
|
N32G457系列 |
第1脚为VBAT |
OSC IN做普通IO |
OSC OUT做普通 |
PB2上电默认复用 |
不能复用为普通 |
|
N32G435系列 |
第1脚为VDD |
OSC IN做普通IO |
OSC OUT做普通 |
无硬件Bootl引 |
可复用为PD0 |
|
N32L43x系列 |
第1脚为VLCD |
|
引脚个数 |
20(F) |
25(P) |
28(G) |
32(K) |
40(H) |
48 (C) |
64(R) |
80(M) |
100(V) |
128(Q) |
|
N32G457 |
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N32G455 |
|
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|
√ |
|
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N32G452 |
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|
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N32G4FR |
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|
√ |
√ |
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N32G435 |
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|
√ |
|
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N32G432 |
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N32L43x |
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N32L40x |
|
|
|
√ |
|
√ |
√ |
|
|
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|
N32G430 |
√ |
|
|
√ |
|
√ |
|
|
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■完全兼容 ■可兼容 ■不兼容
对于 QFN 封装，只有 QFN-28 封装的 N32G435 与 N32G430 可兼容替换，以及 QFN-32 封装的 N32L40x和 N32G430 可兼容替换。注意：以上兼容性仅针对引脚封装，对于引脚的复用功能请查阅数据手册。
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