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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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RA4W1 датащи(PDF) 91 Page - Renesas Technology Corp |
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RA4W1 датащи(HTML) 91 Page - Renesas Technology Corp |
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91 / 105 page  R01DS0359EJ0100 Rev.1.00 Page 91 of 105 Mar 31, 2020 RA4W1 Datasheet 2. Electrical Characteristics 2.14 OPAMP Characteristics Note 1. When the operational amplifier reference current circuit is activated in advance. Table 2.61 OPAMP characteristics Conditions: VCC = AVCC0 = 1.8 to 3.6 V (AVCC0 = VCC when VCC < 2.0 V) Parameter Symbol Conditions Min Typ Max Unit Common mode input range Vicm1 Low-power mode 0.2 - AVCC0 – 0.5 V Vicm2 High-speed mode 0.3 - AVCC0 – 0.6 V Output voltage range Vo1 Low-power mode 0.1 - AVCC0 – 0.1 V Vo2 High-speed mode 0.1 - AVCC0 – 0.1 V Input offset voltage Vioff 3σ –10 - 10 mV Open gain Av 60 120 - dB Gain-bandwidth (GB) product GBW1 Low-power mode - 0.04 - MHz GBW2 High-speed mode - 1.7 - MHz Phase margin PM CL = 20 pF 50 - - deg Gain margin GM CL = 20 pF 10 - - dB Equivalent input noise Vnoise1 f = 1 kHz Low-power mode - 230 - nV/√Hz Vnoise2 f = 10 kHz - 200 - nV/√Hz Vnoise3 f = 1 kHz High-speed mode - 90 - nV/√Hz Vnoise4 f = 2 kHz - 70 - nV/√Hz Power supply reduction ratio PSRR - 90 - dB Common mode signal reduction ratio CMRR - 90 - dB Stabilization wait time Tstd1 CL = 20 pF Only operational amplifier is activated *1 Low-power mode 650 - - μs Tstd2 High-speed mode 13 - - μs Tstd3 CL = 20 pF Operational amplifier and reference current circuit are activated simultaneously Low-power mode 650 - - μs Tstd4 High-speed mode 13 - - μs Settling time Tset1 CL = 20 pF Low-power mode - - 750 μs Tset2 High-speed mode - - 13 μs Slew rate Tslew1 CL = 20 pF Low-power mode - 0.02 - V/μs Tslew2 High-speed mode - 1.1 - V/μs Load current Iload1 Low power mode –100 - 100 μA Iload2 High-speed mode –100 - 100 μA Load capacitance CL --20 pF |
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