AT91SAM9G20B-CU vs AT91SAM9260B-CU 对比
详细并排对比 AT91SAM9G20B-CU 出自 Microchip Technology 和 AT91SAM9260B-CU 出自 Microchip Technology。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
Microchip Technology
AT91SAM9G20B-CU - 400MHz ARM926 MPU, 217-LFBGA | Microchip
AT91SAM9G20B-CU ✓ 量产中Microchip Technology
AT91SAM9260B-CU - ARM926EJ-S MCU 180MHz 217-LFBGA | Microchip
AT91SAM9260B-CU ⚠ 最后一次采购规格对比
| 参数 | AT91SAM9G20B-CU | AT91SAM9260B-CU |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 有效 | 最后采购期 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $11.42 | $9.75 |
| Core Architecture | ARM926EJ-S (ARMv5TEJ with Jazelle) | ARM926EJ-S (ARM9) |
| Core Frequency | 400 MHz | — |
| Bit Width | 32-bit | — |
| Cache | 32 KB instruction + 32 KB data | — |
| Internal SRAM | 64 KB | — |
| Internal ROM | 16 KB (bootloader) | — |
| 封装 | 217-LFBGA (15x15 mm) | 217-ball LFBGA (15x15 mm) |
| 安装类型 | Surface Mount (BGA) | Surface Mount |
| 工作温度 | -40C to +85C (industrial) | -40C to +85C (industrial) |
| Core Supply Voltage | 0.9 V to 1.1 V | — |
| I/O Supply Voltage | 1.65 V to 3.6 V | — |
| Memory Supply Voltage | 1.8 V / 2.5 V / 3.3 V | — |
| External Bus Interface | DDR/LPDDR, NAND Flash, SDRAM | — |
| USB | 2x USB 2.0 Full-Speed (Host + Device, on-chip transceiver) | — |
| Ethernet | 10/100 MAC (MII/RMII) | 10/100 Mbps MAC with RMII/MII |
| Image Sensor Interface | Yes (ISI) | — |
| UART / SPI / TWI | 4x UART, 2x SSC/SPI, 2x TWI (I2C) | — |
| HSMCI (SD/MMC) | Yes (High-Speed MultiMedia Card Interface) | — |
| RoHS 状态 | Compliant | Compliant |
| MSL 等级 | 3 (per JEDEC J-STD-020) | 3 |
| Core Count | — | 1 |
| 数据总线宽度 | — | 32-bit |
| Maximum CPU Frequency | — | 180 MHz |
| ROM Size | — | 32 KB |
| SRAM Size | — | 8 KB |
| External Memory Bus | — | 16-bit EBI (SDRAM, NAND Flash, NOR Flash) |
| Supply Voltage - Core | — | 1.65 V to 1.95 V (typ. 1.8 V) |
| Supply Voltage - I/O | — | 3.0 V to 3.6 V (typ. 3.3 V) |
| USB Interface | — | 1x USB 2.0 Full-Speed Host + 1x USB 2.0 Full-Speed Device |
| Image Sensor Interface (ISI) | — | Yes |
| Peripherals | — | MCI, I2S, 3x USART, 2x UART, SPI, TWI, SSC, ADC, Timer Counters |