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UPSD3422EB40U6 Datasheet(PDF) 267 Page - STMicroelectronics |
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UPSD3422EB40U6 Datasheet(HTML) 267 Page - STMicroelectronics |
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267 / 300 page  Obsolete Product(s) - Obsolete Product(s) Obsolete Product(s) - Obsolete Product(s) UPSD3422, UPSD3433, UPSD3434, UPSD3454 AC/DC parameters 267/300 ICC(MCUactive) = 20 mA IPD(pwrdown) = 250 µA ICC(PSDactive) = ICC(ac) + ICC(dc) = %flash x 2.5 mA/MHz x Freq ALE + %SRAM x 1.5 mA/MHz x Freq ALE + % PLD x (from graph using Freq PLD) = 0.8 x 2.5 mA/MHz x 2 MHz + 0.15 x 1.5 mA/MHz x 2 MHz + 24 mA = (4 + 0.45 + 24) mA = 28.45 mA ICC total = 20 mA x 40% + 28.45 mA x 40% + 250 µA x 60% = 8 mA + 11.38 mA + 150 µA = 19.53 mA This is the operating power with no Flash memory Erase or Program cycles in progress. Calculation is based on all I/O pins being disconnected and IOUT = 0 mA. Table 204. PSD module example, typ. power calculation at VCC = 5.0 V (turbo mode off) (continued) Conditions Obsolete Product(s) - Obsolete Product(s) |
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