参数资料
型号: DSP56854FGE
厂商: Freescale Semiconductor
文件页数: 17/60页
文件大小: 0K
描述: IC DSP 16BIT 120MHZ 128-LQFP
标准包装: 72
系列: 568xx
核心处理器: 56800E
芯体尺寸: 16-位
速度: 120MHz
连通性: EBI/EMI,SCI,SPI,SSI
外围设备: DMA,POR,WDT
输入/输出数: 41
程序存储器容量: 32KB(16K x 16)
程序存储器类型: SRAM
RAM 容量: 16K x 16
电压 - 电源 (Vcc/Vdd): 1.62 V ~ 1.98 V
振荡器型: 外部
工作温度: -40°C ~ 85°C
封装/外壳: 128-LQFP
包装: 托盘
56854 Technical Data, Rev. 6
24
Freescale Semiconductor
Table 4-1 Absolute Maximum Ratings
Characteristic
Symbol
Min
Max
Unit
Supply voltage, core
VDD1
1.
VDD must not exceed VDDIO
VSS – 0.3
VSS + 2.0
V
Supply voltage, IO
Supply voltage, analog
VDDIO2
2.
VDDIO and VDDA must not differ by more that 0.5V
VSSIO – 0.3
VSSA – 0.3
VSSIO + 4.0
VDDA + 4.0
V
Digital input voltages
Analog input voltages (XTAL, EXTAL)
VIN
VINA
VSSIO – 0.3
VSSA – 0.3
VSSIO + 5.5
VDDA + 0.3
V
Current drain per pin excluding VDD, GND
I
8
mA
Junction temperature
TJ
-40
120
°C
Storage temperature range
TSTG
-55
150
°C
Table 4-2 Recommended Operating Conditions
Characteristic
Symbol
Min
Max
Unit
Supply voltage for Logic Power
VDD
1.62
1.98
V
Supply voltage for I/O Power
VDDIO
3.0
3.6
V
Supply voltage for Analog Power
VDDA
3.0
3.6
V
Ambient operating temperature
TA
-40
85
°C
PLL clock frequency1
1.
Assumes clock source is direct clock to EXTAL or crystal oscillator running 2-4MHz. PLL must be enabled, locked, and
selected. The actual frequency depends on the source clock frequency and programming of the CGM module.
fpll
240
MHz
Operating Frequency2
2.
Master clock is derived from on of the following four sources:
fclk = fxtal when the source clock is the direct clock to EXTAL
fclk = fpll when PLL is selected
fclk = fosc when the source clock is the crystal oscillator and PLL is not selected
fclk = fextal when the source clock is the direct clock to EXTAL and PLL is not selected
fop
120
MHz
Frequency of peripheral bus
fipb
60
MHz
Frequency of external clock
fclk
240
MHz
Frequency of oscillator
fosc
2
4
MHz
Frequency of clock via XTAL
fxtal
240
MHz
Frequency of clock via EXTAL
fextal
2
4
MHz
相关PDF资料
PDF描述
DSP56855BUE IC DSP 16BIT 120MHZ 100-LQFP
DSP56857BUE IC DSP 16BIT 120MHZ 100-LQFP
DSP56858FVE IC DSP 16BIT 120MHZ 144-LQFP
DSP56F801FA80E IC DSP 60MHZ 16KB FLASH 48-LQFP
DSP56F802TA80E IC DSP 60MHZ 16KB FLASH 32-LQFP
相关代理商/技术参数
参数描述
DSP56854PB 制造商:未知厂家 制造商全称:未知厂家 功能描述:56854 Digital Signal Processor Product Brief
DSP56855 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:Digitial Signal Controller
DSP56855BU120 功能描述:数字信号处理器和控制器 - DSP, DSC 120Mhz/120MIPS 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
DSP56855BUE 功能描述:数字信号处理器和控制器 - DSP, DSC 16 BIT HYBRID CONTROLLER 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
DSP56855E 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:16-bit Digital Signal Controllers