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SPC5644AF0MLU2 数据表(PDF) 4 Page - Freescale Semiconductor, Inc |
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SPC5644AF0MLU2 数据表(HTML) 4 Page - Freescale Semiconductor, Inc |
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4 / 138 page  MPC5644A Microcontroller Data Sheet, Rev. 7 Freescale Semiconductor 4 1.3 Device comparison Table 1 summarizes the MPC5644A and compares it to the MPC5634M. Table 1. MPC5644A, MPC5634M and MPC5642A comparison Feature MPC5644A MPC5634M MPC5642A Process 90 nm Core e200z4 e200z3 e200z4 SIMD Yes VLE Yes Cache 8 KB instruction No 8 KB instruction Non-Maskable Interrupt (NMI) NMI & Critical Interrupt MMU 24 entry 16 entry 24 entry MPU 16 entry No 16 entry Crossbar switch 5 43 44 4 Core performance 0–150 MHz 0–80 MHz 0–150 MHz Windowing software watchdog Yes Core Nexus Class 3+ Class 2+ Class 3+ SRAM 192 KB 94 KB 128 KB Flash 4 MB 1.5 MB 2 MB Flash fetch accelerator 4 256-bit 4 128-bit External bus 16-bit (incl 32-bit muxed) None Calibration bus 16-bit (incl 32-bit muxed) 16-bit 16-bit (incl 32-bit muxed) DMA 64 ch. 32 ch. 64 ch. DMA Nexus None Serial 3 2 3 eSCI_A Yes (MSC Uplink) eSCI_B Yes (MSC Uplink) eSCI_C Yes No Yes CAN 3 2 3 CAN_A 64 buf CAN_B 64 buf No 64 buf CAN_C 64 buf 32 buf 64 buf SPI 3 2 3 |
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