参数资料
型号: DSP56F805FV80
厂商: Freescale Semiconductor
文件页数: 35/56页
文件大小: 0K
描述: IC DSP 80MHZ 64KB FLASH 144LQFP
标准包装: 60
系列: 56F8xx
核心处理器: 56800
芯体尺寸: 16-位
速度: 80MHz
连通性: CAN,EBI/EMI,SCI,SPI
外围设备: POR,PWM,WDT
输入/输出数: 32
程序存储器容量: 71KB(35.5K x 16)
程序存储器类型: 闪存
RAM 容量: 2.5K x 16
电压 - 电源 (Vcc/Vdd): 3 V ~ 3.6 V
数据转换器: A/D 8x12b
振荡器型: 外部
工作温度: -40°C ~ 85°C
封装/外壳: 144-LQFP
包装: 托盘
56F805 Technical Data, Rev. 16
40
Freescale Semiconductor
3.9 Quad Timer Timing
Figure 3-23 Timer Timing
3.10 Quadrature Decoder Timing
Table 3-13 Timer Timing1, 2
Operating Conditions: V
SS = VSSA = 0 V, VDD = VDDA = 3.0–3.6V, TA = –40° to +85°C, CL 50pF, fOP = 80MHz
1.
In the formulas listed, T = clock cycle. For 80MHz operation, T = 12.5ns.
2.
Parameters listed are guaranteed by design.
Characteristic
Symbol
Min
Max
Unit
Timer input period
PIN
4T+6
ns
Timer input high/low period
PINHL
2T+3
ns
Timer output period
POUT
2T
ns
Timer output high/low period
POUTHL
1T
ns
Table 3-14 Quadrature Decoder Timing1, 2
Operating Conditions: VSS = VSSA = 0 V, VDD = VDDA = 3.0–3.6V, TA = –40° to +85°C, CL < 50pF, fOP = 80MHz
1.
In the formulas listed, T = clock cycle. For 80MHz operation, T = 12.5ns. VSS = 0V, VDD = 3.0–3.6V,
TA = –40° to +85°C, CL 50pF.
2.
Parameters listed are guaranteed by design.
Characteristic
Symbol
Min
Max
Unit
Quadrature input period
PIN
8T+12
ns
Quadrature input high/low period
PHL
4T+6
ns
Quadrature phase period
PPH
2T+3
ns
Timer Inputs
Timer Outputs
PINHL
PIN
POUTHL
POUT
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