说明
Microchip SMART SAM9X25是一款基于ARM926的高性能嵌入式微处理器单元,运行频率为400MHz,具有多个网络/连接外围设备,包括两个2.0A/B兼容的控制器局域网(CAN)接口和两个IEEE Std 802.3兼容的10/100Mbps以太网MAC。其他通信接口包括一个软调制解调器、高速USB设备和主机、全速USB主机、两个HS SDCard/SDIO/MMC接口、USART、SPI、2.S、 多个TWI和10位ADC。SAM9X25提供了一个多层总线矩阵,与2 x 8个中央DMA通道和用于高速连接外围设备的专用DMA耦合。外部总线接口包含用于SDRAM/LPSDRAM、DDR2/LPDDR的控制器以及用于带有集成ECC的MLC/SLC NAND闪存的特定电路。SAM9X25有217球BGA封装,球间距为0.8mm。
参数
类型 | 描述 |
Part Family | SAM9GX |
Core | ARM926 |
FPU | No |
MaxSpeed (MHz) | 400 |
Operation Voltage Min.(V) | 0.9 |
Operation Voltage Max.(V) | 1.1 |
Internal Oscillator | 32KHz |
Ram/1024 | 32 |
L1 Cache Memory (Instructions) (KB) | 16 |
L1 Cache Memory (Data) (KB) | 16 |
DRAM Memory Interface | SDRAM/LPSDRAM/LPDDR/DDR2 |
DRAM Memory Bus Size (Bits) | 16 |
Internal DRAM Amount (MB) | 0 |
NAND Interface | Yes |
ECC Bits on NAND interface | 24 |
# of EBIs | 1 |
SDIO/SD-CARD/eMMC | 2 |
QSPI | 0 |
Direct Memory Access (DMA) Channels | 20 |
Max I/O Pins | 105 |
Pin Count | 217 |
ISO 7816 | 3 |
Number of CAN Modules | 2 |
Type of CAN module | CAN |
LIN | Yes |
LCD/Graphics Interface | No |
Graphic LCD (GLCD) (bits) | No |
Camera Interface | No |
Secure Bootloader | No |
Crypto Engine | No |
Anti-Tampering Inputs | 0 |
Secure Key Storage (Fuse bits) | 0 |
ADC Channels | 12 |
ADC Resolution Max | 10 |
Max ADC Sampling Rate (ksps) | 440 |
Temp Sensor | No |
Hardware RTCC | Yes |
Watch Dog Timers (WDT) | Yes |
Quadrature Encoder Interface (QEI) | 0 |
Temp. Range Min. | -40 |
Temp. Range Max. | 85 |



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