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LM4702C 数据表(PDF) 5 Page - National Semiconductor (TI) |
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LM4702C 数据表(HTML) 5 Page - National Semiconductor (TI) |
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5 / 15 page  Electrical Characteristics (LM4702C) Vcc = +50V, Vee = –50V (Notes 1, 2) (Continued) The following specifications apply for I MUTE = 1.5mA, unless otherwise specified. Limits apply for TA = 25˚C. Symbol Parameter Conditions LM4702 Units (Limits) Typical Limit (Note 6) (Notes 7, 8) Av Closed Loop Voltage Gain 26 dB (min) Av open Open Loop Gain Vin = 1mVrms, f = 1KHz, C = 30pF 93 dB Vom Output Voltage Swing THD = 0.05%, Freq = 20Hz to 20KHz 33 Vrms (min) Vnoise Output Noise Rs = 10k Ω, LPF = 30kHz, Av = 30dB A-weighted 150 300 µV (max) 90 µV I OUT Output Current Outputs Shorted 5.2 3 10 mA(min) mA (max) I mute Current into Mute Pin To put part in “play” mode 1.5 1 2 mA(min) mA (max) X TALK Channel Separation (Note 11) f = 1kHz at Av = 30dB 85 dB SR Slew Rate V IN = 1.2VP-P, f = 10kHz square Wave, Outputs shorted 15 V/µs V OS Input Offset Voltage V CM = 0V, IO = 0mA 10 35 mV (max) I B Input Bias Current V CM = 0V, IO = 0mA 500 nA PSRR Power Supply Rejection Ratio Rs = 1k, f = 100Hz, Vripple = 1Vrms, Input Referred 110 95 dB (min) Electrical Characteristics (LM4702B) Vcc = +80V, Vee = –80V (Pre-release information) (Notes 1, 2) The following specifications apply for I MUTE = 1.5mA, unless otherwise specified. Limits apply for TA = 25˚C. Symbol Parameter Conditions LM4702 Units (Limits) Typical Limit (Note 6) (Notes 7, 8) I CC Total Quiescent Power Supply Current V CM = 0V, VO = 0V, IO = 0A 27 TBD mA (max) THD+N Total Harmonic Distortion + Noise No load, A V = 30dB V OUT = 20VRMS @ 1kHz 0.003 TBD % (max) R S Input Bias Resistor 50 TBD k Ω (max) Av Closed Loop Voltage Gain TBD dB (min) Av open Open Loop Gain Vin = 1mVrms, f = 1KHz, C = 30pF 93 dB Vom Output Voltage Swing THD = 0.05%, Freq = 20Hz to 20KHz 54 TBD Vrms (min) Vnoise Output Noise Rs = 10k Ω, LPF = 30kHz, Av = 30dB A-weighted 150 90 TBD TBD µV (max) I OUT Output Current Outputs Shorted 5.5 TBD TBD mA(min) mA (max) I mute Current into Mute Pin To put part in “play” mode 1.5 TBD TBD mA(min) mA (max) X TALK Channel Separation (Note 11) f = 1kHz at Av = 30dB 85 TBD dB (min) SR Slew Rate V IN = 1.2VP-P, f = 10kHz square Wave, Outputs shorted 17 TBD V/µs (min) V OS Input Offset Voltage V CM = 0V, IO = 0mA 7 TBD mV (max) I B Input Bias Current V CM = 0V, IO = 0mA 350 TBD nA (max) PSRR Power Supply Rejection Ratio Rs = 1k, f = 100Hz, Vripple = 1Vrms, Input Referred 110 TBD dB (min) www.national.com 5 |
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