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UA748CD bảng dữ liệu(PDF) 3 Page - Texas Instruments |
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UA748CD bảng dữ liệu(HTML) 3 Page - Texas Instruments |
3 / 8 page uA748C, uA748M GENERAL-PURPOSE OPERATIONAL AMPLIFIERS SLOS095 – D921, DECEMBER 1970 – REVISED OCTOBER 1990 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 3 electrical characteristics at specified free-air temperature, VCC ± = ±15 V, CC = 30 pF PARAMETER TEST CONDITIONS† uA748C uA748M UNIT PARAMETER TEST CONDITIONS† MIN TYP MAX MIN TYP MAX UNIT VIO Input offset voltage VO =0 25 °C 1 6 1 5 mV VIO Input offset voltage VO = 0 Full range 7.5 6 mV IIO Input offset current VO =0 25 °C 20 200 20 200 nA IIO Input offset current VO = 0 Full range 300 500 nA IIB Input bias current VO =0 25 °C 80 500 80 500 nA IIB Input bias current VO = 0 Full range 800 1500 nA VICR Common-mode 25 °C ±12 ±13 ±12 ±13 V VICR input voltage range Full range ±12 ±12 V RL= 10 kΩ 25 °C ±12 ±14 ±12 ±14 VO(PP) Maximum peak RL ≥ 10 kΩ Full range ±12 ±12 V VO(PP) output voltage swing RL= 2 kΩ 25 °C ±10 ±13 ±10 ±13 V RL ≥ 2 kΩ Full range ±10 ±10 AVD Large-signal differential RL ≥ 2 kΩ, 25 °C 20 200 50 200 V/mV AVD gg voltage amplification VO = ± 10 V Full range 15 25 V/mV ri Input resistance 25 °C 0.3 2 0.3 2 M Ω r Output resistance VO = 0, 25 °C 75 75 Ω ro Output resistance See Note 5 25 °C 75 75 Ω Ci Input capacitance 25 °C 1.4 1.4 pF CMRR Common-mode VIC = VICRmin, 25 °C 70 90 70 90 dB CMRR rejection ratio VO = 0 Full range 70 70 dB kSVS Supply-voltage sensitivity VCC = ± 9 V to ± 15 V, 25 °C 30 150 30 150 µV/V SVS sensitivity ( ∆VIO / ∆VCC) CC VO = 0 Full range 150 150 µV/V IOS Short-circuit output current 25 °C ±25 ±40 ±25 ±40 mA ICC Supply current No load VO =0 25 °C 1.7 2.8 1.7 2.8 mA ICC Supply current No load, VO = 0 Full range 3.3 3.3 mA PD Power dissipation No load VO =0 25 °C 50 85 50 85 mW PD (each amplifier) No load, VO = 0 Full range 100 100 mW † All characteristics are measured under open-loop conditions with zero common-mode input voltage unless otherwise specified. Full range for uA748C is 0 °C to 70°C and for uA748M is –55°C to 125°C. NOTE 5: This typical value applies only at frequencies above a few hundred hertz because of the effects of drift and thermal feedback. operating characteristics, VCC ± = ± 15 V, TA = 25°C PARAMETER TEST CONDITIONS MIN TYP MAX UNIT tr Rise time VI =20mV RL =2kΩ CL = 100 pFCC =30 pF See Figure 1 0.3 µs Overshoot factor VI = 20 mV, RL = 2 kΩ, CL = 100 pF, CC = 30 pF, See Figure 1 5% SR Slew rate at unity gain VI = 10 V, RL = 2 kΩ, CL = 100 pF, CC = 30 pF, See Figure 1 0.5 V/ µs |
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