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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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SC312XDP512F0MPVR датащи(PDF) 1259 Page - Freescale Semiconductor, Inc |
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SC312XDP512F0MPVR датащи(HTML) 1259 Page - Freescale Semiconductor, Inc |
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1259 / 1348 page  Appendix A Electrical Characteristics MC9S12XDP512 Data Sheet, Rev. 2.21 Freescale Semiconductor 1261 Table A-17. NVM Timing Characteristics Conditions are shown in Table A-4 unless otherwise noted Num C Rating Symbol Min Typ Max Unit 1 D External oscillator clock fNVMOSC 0.5 — 801 1 Restrictions for oscillator in crystal mode apply. MHz 2 D Bus frequency for programming or erase operations fNVMBUS 1 — — MHz 3 D Operating frequency fNVMOP 150 — 200 kHz 4 P Single word programming time tswpgm 462 2 Minimum programming times are achieved under maximum NVM operating frequency f NVMOP and maximum bus frequency fbus. — 74.53 3 Maximum erase and programming times are achieved under particular combinations of f NVMOP and bus frequency fbus. Refer to formulae in Sections Section A.3.1.1, “Single Word Programming” – Section A.3.1.4, “Mass Erase” for guidance. µs 5 D Flash burst programming consecutive word 4 4 Burst programming operations are not applicable to EEPROM tbwpgm 20.42 —313 µs 6 D Flash burst programming time for 64 words4 tbrpgm 1331.22 — 2027.53 µs 7 P Sector erase time tera 205 5 Minimum erase times are achieved under maximum NVM operating frequency, f NVMOP. — 26.73 ms 8 P Mass erase time tmass 1005 — 1333 ms 9 D Blank check time Flash per block tcheck 116 6 Minimum time, if first word in the array is not blank — 655467 7 Maximum time to complete check on an erased block tcyc 10 D Blank check time EEPROM per block tcheck 116 — 20587 tcyc |
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