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RHF484 数据表(PDF) 3 Page - STMicroelectronics |
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RHF484 数据表(HTML) 3 Page - STMicroelectronics |
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3 / 18 page ![]() RHF484 Electrical characteristics Doc ID 17351 Rev 1 3/18 2 Electrical characteristics Table 4. +VCC = 7 V, -VCC = 7 V, Vicm = 0 V, Tamb = 25°C, loads (RL,CL) connected to GND (unless otherwise specified) Symbol Parameter Test conditions Temp. Min. Typ. Max. Unit DC performance Vio Offset voltage Vicm = +7 V -55°C 700 µV +25°C 500 +125°C 700 Vicm = +0 V -55°C 500 +25°C 60 300 +125°C 500 Vicm = -7 V -55°C 700 +25°C 500 +125°C 700 DVio Input offset voltage drift No load 1 µV/°C Iib Input bias current No load -55°C 100 nA +25°C 6 60 +125°C 100 DIib Input offset current temp. drift No load 100 pA/°C Iio Input offset current No load Vout =0 V -55°C 35 nA +25°C 2 15 +125°C 35 Cin Differential input capacitance between +IN and -IN +25°C 8 pF Input capacitance between +IN (or -IN) and GND +25°C 2 ICC Supply current per amplifier No load -55°C 2.9 mA +25°C 2.2 2.9 +125°C 2.9 CMR Common mode rejection ratio No load -VCC < Vicm < +VCC -55°C 72 dB +25°C 72 105 +125°C 72 SVR Supply rejection ratio No load From +VCC = 2 V and -VCC = -2 V to +VCC = 7 V and -VCC = -7 V -55°C 80 dB +25°C 90 120 +125°C 80 |
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