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78M6612-IM/F/P Datasheet(PDF) 97 Page - Teridian Semiconductor Corporation |
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78M6612-IM/F/P Datasheet(HTML) 97 Page - Teridian Semiconductor Corporation |
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97 / 111 page ![]() DS_6612_001 78M6612 Data Sheet Rev. 1.2 97 5.5 Timing Specifications 5.5.1 Parameter RAM and Flash Memory Condition Min Typ Max Unit CE DRAM wait states CKMPU = 4.9152 MHz 5 Cycles CKMPU = 1.25 MHz 2 Cycles CKMPU = 614 kHz 1 Cycles Flash Read Pulse Width V3P3A=V3P3SYS=0 BROWNOUT MODE 30 100 ns Flash write cycles -40 °C to +85 °C 20,000 Cycles Flash data retention 25 °C 100 Years Flash data retention 85 °C 10 Years Flash byte writes between page or mass erase operations 2 Cycles 5.5.2 Parameter Flash Memory Timing Condition Min Typ Max Unit Write Time per Byte 42 µs Page Erase (512 bytes) 20 ms Mass Erase 200 ms 5.5.3 Parameter EEPROM Interface Condition Min Typ Max Unit Write Clock frequency (I 2 CKMPU=4.9152 MHz, Using interrupts C) 78 kHz CKMPU=4.9152 MHz, “bit-banging” DIO4/5 150 kHz Write Clock frequency (3-wire) CKMPU=4.9152 MHz 500 kHz 5.5.4 Parameter RESET and V1 Condition Min Typ Max Unit Reset pulse fall time 1 µs Reset pulse width 5 µs V1 Response Time +100 mv overdrive 10 37 100 µs 5.5.5 Parameter RTC Condition Min Typ Max Unit Range for date 2000 2255 year |
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