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LMH6645 Datasheet(PDF) 4 Page - National Semiconductor (TI) |
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LMH6645 Datasheet(HTML) 4 Page - National Semiconductor (TI) |
4 / 19 page 2.7V Electrical Characteristics (Continued) Unless otherwise specified, all limits guaranteed for at T J = 25˚C, V + = 2.7V, V− = 0V, V CM =VO =V +/2, and R f =2kΩ, and RL =1k Ω to V+/2. Boldface limits apply at the temperature extremes. Symbol Parameter Conditions Min (Note 6) Typ (Note 5) Max (Note 6) Units CMRR Common Mode Rejection Ratio V CM Stepped from 0V to 2.7V 46 77 dB V CM Stepped from 0V to 1.55V 58 76 A VOL Large Signal Voltage Gain V O = 0.35V to 2.35V 76 74 87 dB V O Output Swing High R L = 1ktoV +/2 2.55 2.66 V R L = 10k to V +/2 2.68 Output Swing Low R L = 1ktoV +/2 40 150 mV R L = 10k to V +/2 20 I SC Output Short Circuit Current Sourcing to V − V ID = 200mV (Note 10) 43 mA Sinking to V + V ID = −200mV (Note 10) 42 I OUT Output Current V OUT = 0.5V from rails ±20 mA PSRR Power Supply Rejection Ratio V + = 2.7V to 3.7V or V − = 0Vto−1V 75 83 dB I S Supply Current (per channel) Normal Operation 650 1250 µA Shutdown Mode (LMH6647 only) 15 50 5V Electrical Characteristics Unless otherwise specified, all limits guaranteed for at T J = 25˚C, V + = 5V, V− = 0V, V CM =VO =V +/2, and R f =2kΩ, and RL =1k Ω to V+/2. Boldface limits apply at the temperature extremes. Symbol Parameter Conditions Min (Note 6) Typ (Note 5) Max (Note 6) Units BW −3dB BW A V = +1, VOUT = 200mVPP 40 55 MHz e n Input-Referred Voltage Noise f = 100kHz 17 nV/ f = 1kHz 25 i n Input-Referred Current Noise f = 100kHz 0.75 pA/ f = 1kHz 1.20 CT Rej. Cross-Talk Rejection (LMH6646 only) f = 5MHz, Receiver: R f =Rg = 510Ω,AV =+2 47 dB SR Slew Rate A V = −1, VO =2VPP (Note 8, 13) 15 22 V/µs T ON Turn-On Time (LMH6647 only) 210 ns T OFF Turn-Off Time (LMH6647 only) 500 ns TH SD Shutdown Threshold (LMH6647 only) I S ≤ 50µA 4.25 4.60 V I SD Shutdown Pin Input Current (LMH6647 only) (Note 7) −20 µA V OS Input Offset Voltage 0V ≤ V CM ≤ 5V −3 −4 ±1 3 4 mV TC V OS Input Offset Average Drift (Note 12) ±5 µV/C I B Input Bias Current V CM = 4.8V (Note 7) +0.36 +2 −2.2 µA V CM = 0.5V (Note 7) −0.68 −2 −2.2 I OS Input Offset Current 0V ≤ V CM ≤ 5V 1 500 nA R IN Common Mode Input Resistance 3M Ω www.national.com 4 |
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