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STM32F479AI 数据表(PDF) 126 Page - STMicroelectronics |
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STM32F479AI 数据表(HTML) 126 Page - STMicroelectronics |
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126 / 208 page  Electrical characteristics STM32F479xx 126/208 DocID028010 Rev 2 tME Mass erase time Program/erase parallelism (PSIZE) = x 8 -16 32 s Program/erase parallelism (PSIZE) = x 16 -11 22 Program/erase parallelism (PSIZE) = x 32 -8 16 tBE Bank erase time Program/erase parallelism (PSIZE) = x 8 -16 32 Program/erase parallelism (PSIZE) = x 16 -11 22 Program/erase parallelism (PSIZE) = x 32 -8 16 Vprog Programming voltage 32-bit program operation 2.7 - 3.6 V 16-bit program operation 2.1 - 3.6 8-bit program operation 1.7 - 3.6 1. Based on test during characterization. 2. The maximum programming time is measured after 100K erase operations. Table 51. Flash memory programming with VPP Symbol Parameter Conditions Min(1) Typ Max(1) 1. Guaranteed by design. Unit tprog Double word programming TA = 0 to +40 °C VDD = 3.3 V VPP = 8.5 V -16 100(2) 2. The maximum programming time is measured after 100K erase operations. µs tERASE16KB Sector (16 KB) erase time - 230 - ms tERASE64KB Sector (64 KB) erase time - 490 - tERASE128KB Sector (128 KB) erase time - 875 - tME Mass erase time - 6.9 - s tBE Bank erase time - - 6.9 - s Vprog Programming voltage - 2.7 - 3.6 V VPP VPP voltage range - 7 - 9 IPP Minimum current sunk on the VPP pin -10 - - mA tVPP(3) 3. VPP should only be connected during programming/erasing. Cumulative time during which VPP is applied - - - 1 hour Table 50. Flash memory programming (continued) Symbol Parameter Conditions Min(1) Typ Max(1) Unit |
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