Rainbow-electronics T89C5115 Manual de usuario descargar pdf (Pagina 97)

T89C5115

4128A–8051–04/02

Float Waveforms

For timing purposes as port pin is no longer floating when a 100 mV change from load

voltage occurs and begins to float when a 100 mV change from the loaded V

level

occurs. I

≥±20 mA.

Flash Memory Table 74. Memory AC Timing

VDD = 5V ± 10% , TA = -40 to +85°C

Figure 45. Flash Memory - Internal Busy Waveforms

FLOAT

-0.1V

+0.1V

LOAD

+0.1V

LOAD

-0.1V

Symbol Parameter Min Typ Max Unit

BHBL

Flash Internal Busy (Programming) Time 10 ms

FBUSY bit

BHBL

1 2 ... 92 93 94 95 96 97 98 99 100 101 102 103 104 105

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Rainbow-electronics T89C5115 Manual de usuario Pagina 97