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L6452DIE8 数据表(PDF) 9 Page - STMicroelectronics |
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L6452DIE8 数据表(HTML) 9 Page - STMicroelectronics |
9 / 22 page L6452 Electrical specifications 9/22 Idd Vdd supply current sleep or normal condition 5 mA Vref Reference Voltage Tamb= 5 to 55°C 4.85 5 5.15 V Irefext Reference current (external) 7 mA Iccs Programmed constant current 12 13.5 mA ∆I ccs/Iccs Constant current regulation Va=11V Tamb = 5 to 55°C 0.33 % Vampout Output voltage of integrated e (3) Va-1 V amplifier Vcm Operating input voltage at pins Vref= 5V g1=1.2 g2 = 3 7 V Vxa and Vxb g1 Amp. A1 Voltage gain 1.188 1.2 1.212 g2 Amp.A2 Voltage gain 2.95 3.02 3.10 Vstep-up Driving Voltage of power DMOS Vc +11 V A/D CONVERTER VA/D in A/D input voltage Selected Channel: CH1 to CH5 Selected Ch=CH0 0 e (3) Vref Vref V V Iexch A/D input current Input CH1 to CH5 selected or not ±1 µA OFFSET VOLTAGE GENERATION / DAC Voffset Offset Voltage Vref = 5V 2.5 + e (3) 7.34 V Vstep Voltage increment (1LSB) Vref= 5V 156 mV Kdac Voffset/Vref Any step N ≥ 4 ±3 % A/D CONVERTER TIMINGS Tcscks ConvStart set up time 200 ns Tcsckh ConvStart hold time 200 ns Tckout Falling edge of clock to data out valid delay Cload ≤ 20pF 200 ns Tcsz ConvStart falling edge to output in Hi-Z delay 200 ns Fadck Clock frequency 250 KHz Tcslow Conv. Start low level time 5.6 µs Table 3. DC Electrical characteristics (Tj = 25°C) - continued Symbol Parameter Test Condition Min. Typ. Max. Unit I ccs V ref 2R ext --------------- 4 ⋅ = |
类似零件编号 - L6452DIE8 |
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类似说明 - L6452DIE8 |
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