参数资料
型号: MC56F8011VFAE
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 数字信号处理
英文描述: 0-BIT, 8 MHz, OTHER DSP, PQFP32
封装: ROHS COMPLIANT, LQFP-32
文件页数: 3/125页
文件大小: 1702K
代理商: MC56F8011VFAE
56F8013/56F8011 Data Sheet, Rev. 11
100
Freescale Semiconductor
Figure 10-2 Input Signal Measurement References
Figure 10-3 shows the definitions of the following signal states:
Active state, when a bus or signal is driven, and enters a low impedance state
Tri-stated, when a bus or signal is placed in a high impedance state
Data Valid state, when a signal level has reached VOL or VOH
Data Invalid state, when a signal level is in transition between VOL and VOH
Figure 10-3 Signal States
10.4 Flash Memory Characteristics
Table 10-9 Flash Timing Parameters
Characteristic
Symbol
Min
Typ
Max
Unit
Program time1
1. There is additional overhead which is part of the programming sequence. See the 56F801X Peripheral User Manual
for details.
Tprog
20
40
μs
Erase time 2
2. Specifies page erase time. There are 512 bytes per page in the Program Flash memory.
Terase
20
ms
Mass erase time
Tme
100
ms
VIH
VIL
Fall Time
Input Signal
Note: The midpoint is VIL + (VIH – VIL)/2.
Midpoint1
Low
High
90%
50%
10%
Rise Time
Data Invalid State
Data1
Data2 Valid
Data
Tri-stated
Data3 Valid
Data2
Data3
Data1 Valid
Data Active
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