参数资料
型号: DSP56F803BU80E
厂商: Freescale Semiconductor
文件页数: 30/52页
文件大小: 0K
描述: IC DSP 80MHZ 64KB FLASH 100LQFP
特色产品: DSP56F803 Digital Signal Controller
标准包装: 90
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: 16
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: 100-LQFP
包装: 托盘
56F803 Technical Data, Rev. 16
36
Freescale Semiconductor
Figure 3-17 Recovery from Stop State Using IRQA Interrupt Service
3.8 Serial Peripheral Interface (SPI) Timing
Table 3-12 SPI Timing1
Operating Conditions: V
SS = VSSA = 0 V, VDD = VDDA = 3.0–3.6V, TA = –40° to +85°C, CL 50pF, fOP = 80MHz
Characteristic
Symbol
Min
Max
Unit
See Figure
Cycle time
Master
Slave
tC
50
25
ns
Figures 3-18, ,
Enable lead time
Master
Slave
tELD
25
ns
Figure 3-21
Enable lag time
Master
Slave
tELG
100
ns
Figure 3-21
Clock (SCLK) high time
Master
Slave
tCH
17.6
12.5
ns
Figures 3-18, ,
Clock (SCLK) low time
Master
Slave
tCL
24.1
25
ns
Figures 3-18, ,
Data set-up time required for inputs
Master
Slave
tDS
20
0
ns
Figures 3-18, ,
Data hold time required for inputs
Master
Slave
tDH
0
2
ns
Figures 3-18, ,
Access time (time to data active from high-impedance
state)
Slave
tA
4.8
15
ns
Figure 3-21
Disable time (hold time to high-impedance state)
Slave
tD
3.7
15.2
ns
Figure 3-21
Instruction Fetch
IRQA
A0–A15
PS, DS,
RD, WR
First IRQA Interrupt
tIRQ
tII
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