说明
Microchip基于ARM®的SAM9G25基于ARM926EJ-s内核。SAM9G25运行频率为400 MHz,具有连接外围设备、高数据带宽架构和小占地面积封装选项,使其成为工业应用的优化解决方案。外围设备包括一个仅支持Conexant SmartDAA线路驱动程序的软调制解调器、高速(480Mbps)USB主机/设备端口和带片上收发器的全速USB主机、10/100以太网MAC、两个HS SDCard/SDIO/MMC接口、USART、SPI、2.S、 多个TWI和10位ADC。它支持8组DDR2和LPDDR、SDRAM/LPSDRAM、静态存储器,以及MLC/SLC NAND闪存的特定电路,集成ECC高达24位。SAM9G25有一个具有0.8mm球间距的217球BGA封装,以及一个具有0.5mm球间距的247球BGA包。
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 | 0 |
Type of CAN module | None |
LIN | Yes |
LCD/Graphics Interface | No |
Graphic LCD (GLCD) (bits) | No |
Camera Interface | Yes |
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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