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AT89C5115-RATUM 数据表(PDF) 102 Page - ATMEL Corporation |
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AT89C5115-RATUM 数据表(HTML) 102 Page - ATMEL Corporation |
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102 / 113 page ![]() 102 AT89C5115 4128F–8051–05/06 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 VOH/VOL level occurs. IOL/IOH ≥ ± 20mA. Clock Waveforms Valid in normal clock mode. In X2 Mode XTAL2 must be changed to XTAL2/2. Flash/EEPROM Memory Table 78. Memory AC Timing Vcc = 3.0V to 5.5V, TA = -40°C to +85°C Figure 49. Flash Memory - Internal Busy Waveforms A/D Converter Table 79. AC Parameters for A/D Conversion Symbol Parameter Min Typ Max Unit TBHBL Flash/EEPROM Internal Busy (Programming) Time 13 17 ms N FCY Number of Flash/EEPROM Erase/Write Cycles 100 000 cycles TFDR Flash/EEPROM Data Retention Time 10 years FBUSY bit TBHBL Symbol Parameter Min Typ Max Unit TSETUP 4µs ADC Clock Frequency 700 KHz |
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