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COP8-REF-AM 数据表(PDF) 13 Page - National Semiconductor (TI) |
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COP8-REF-AM 数据表(HTML) 13 Page - National Semiconductor (TI) |
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13 / 83 page ![]() Stand-alone Amplifier Electrical Characteristics (4.5V ≤ AV CC ≤ 5.5V, −40˚C ≤ T A ≤ +85˚C) Datasheet min/max specification limits are guaranteed by design, test, or statistical analysis. Parameter Conditions Min Typ Max Units Input Offset Voltage -7 +7 mV Input Common Mode Capacitance 10 pF Common Mode Rejection Ratio (CMRR) 0V ≤ V CM ≤ V CC 50 dB Power Supply Rejection Ratio (PSRR) V CM =VCC/2 70 dB Common Mode Voltage Range (CMVR) CMRR ≥ 45dB -0.2 V CC + 0.2 V Large Signal Voltage Gain R L =2ktoVCC/2, V CM =VCC/2 0.5 ≤ V O ≤ V CC - 0.5V 70 85 dB Output Swing High R L =2ktoVCC/2, Vid = 100 mV V CC -70 mV Output Swing Low R L =2ktoVCC/2, Vid = 100 mV 80 mV Output Short Circuit Current (Note 10) V O = GND, Vid = 100 mV 20 mA Output Short Circuit Current (Note 10) V O =VCC, Vid = 100 mV 15 mA Supply Current on AV CC when enabled AV CC = 5.5 V, No Load 315 500 µA Enable Time 15 µS Disable Time 1µS Slew Rate (Note 11) Gain = 1, R L = 10k, C L < 350 pF Vin = 2V square wave 1.0 1.5 V/µS Unity Gain Frequency R L =2ktoVCC/2 2.0 Mhz Input Referred Voltage Noise 55 Total Harmonic Distortion (THD) f = 1kHz, AV = 1, Vo = 2.2 Vpp, R L = 600 Ω to V CC/2 0.2 % Note 10: Short circuit test is a momentary test. Extended period output short circuit may damage the device. Note 11: Slew rate is the slower of the rising and falling slew rates. Programmable Gain Amplifier Electrical Characteristics (4.5V ≤ AV CC ≤ 5.5V, −40˚C ≤ T A ≤ +85˚C) Datasheet min/max specification limits are guaranteed by design, test, or statistical analysis. Parameter Conditions Min Typ Max Units Input Offset Voltage Untrimmed -7 +7 mV Input Offset Voltage Trimmed −0.5 −0.5 mV Common Mode Rejection Ratio Untrimmed (CMRR) 0V ≤ V CM ≤ V CC 50 dB Common Mode Rejection Ratio Trimmed (CMRR) 0V ≤ V CM ≤ V CC 70 dB Power Supply Rejection Ratio (PSRR) V CM =VCC/2 70 dB Output Swing High V IN =VCC, Gain = 1 V CC -8 mV www.national.com 13 |
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