参数资料
型号: MC56F8346MFV60
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 数字信号处理
英文描述: 16-BIT, 120 MHz, OTHER DSP, PQFP144
封装: LQFP-144
文件页数: 112/178页
文件大小: 880K
代理商: MC56F8346MFV60
Signal Pins
56F8346 Technical Data, Rev. 15
Freescale Semiconductor
39
Preliminary
EXTBOOT
112
Schmitt
Input
Input,
pull-up
enabled
External Boot — This input is tied to VDD to force the device to
boot from off-chip memory (assuming that the on-chip Flash
memory is not in a secure state). Otherwise, it is tied to ground. For
details, see Table 4-4.
Note: When this pin is tied low, the customer boot software should
disable the internal pull-up resistor by setting the XBOOT bit of the
SIM_PUDR; see Part 6.5.6.
EMI_MODE
143
Schmitt
Input
Input,
pull-up
enabled
External Memory Mode — The EMI_MODE input is internally tied
low (to VSS). This device will boot from internal flash memory
under normal operation. This function is also affected by
EXTBOOT and the Flash security mode. For details, see
If a 20-bit address bus is not desired, then this pin is tied to ground.
Note: When this pin is tied low, the customer boot software should
disable the internal pull-up resistor by setting the EMI_MODE bit of
the SIM_PUDR; see Part 6.5.6.
Table 2-2 Signal and Package Information for the 144 Pin LQFP
Signal Name
Pin No.
Type
State
During
Reset
Signal Description
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MC56F8346VFVER2 功能描述:数字信号处理器和控制器 - DSP, DSC 16 BIT HYBRID CNTRLR RoHS:否 制造商:Microchip Technology 核心:dsPIC 数据总线宽度:16 bit 程序存储器大小:16 KB 数据 RAM 大小:2 KB 最大时钟频率:40 MHz 可编程输入/输出端数量:35 定时器数量:3 设备每秒兆指令数:50 MIPs 工作电源电压:3.3 V 最大工作温度:+ 85 C 封装 / 箱体:TQFP-44 安装风格:SMD/SMT
MC56F8347 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:16-bit Digital Signal Controllers