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LMH6525 Datasheet(PDF) 3 Page - National Semiconductor (TI) |
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LMH6525 Datasheet(HTML) 3 Page - National Semiconductor (TI) |
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3 / 15 page  +5V DC Electrical Characteristics (Note 8) (Continued) Unless otherwise specified, all limits guaranteed for T J = 25˚C, RL =10 Ω. Boldface limits apply at the temperature extremes. Symbol Parameter Conditions Min (Note 7) Typ (Note 6) Max (Note 7) Units V THI TTL High Voltage Input (L to H) ENR ENOSC (LMH6526) 2 1.27 V V THI TTL High Voltage Input (L to H) B-Select (LMH6525) A-Select (LMH6526) 2 1.51 V V EHI Enable High Voltage Enable Input (L to H) 2.8 2.13 V I Spd Supply Current, Power Down Enable = Low 0.003 0.1 mA I Sr1 Supply Current, Read Mode, Oscillator Disabled ENOSC = Low; ENOSCB = High I2=I3=I4=I R = 125 µA 81.5 100 mA I Sr2 Supply Current, Read Mode, Oscillator Enabled ENOSC = High; ENOSCB = Low I2=I3=I4=I R = 125 µA R FA = 3.5 k Ω 81.5 100 mA I Swr Supply Current, Write Mode EN2 = EN3 = EN4 = High; I2=I3=I4=I R = 125 µA 180 210 mA I S Supply Current All Channels disable, no input current. SELA/B = Low R AA,RAB,RFA,RFB = ∞ 33 40 mA +5V AC ELECTRICAL CHARACTERISTICS Unless otherwise specified, all limits guaranteed for T J = 25˚C, IOUT = 40 mA DC and 40 mA pulse, RL =50 Ω. Boldface limits apply at the temperature extremes. Symbol Parameter Conditions Min (Note 7) Typ (Note 6) Max (Note 7) Units t r Write Rise Time I OUT = 40 mA (Read) + 40 mA (10% to 90%) R LOAD =5 Ω 0.6 ns t f Write Fall Time I OUT = 40 mA (Read) + 40 mA (90% to 10%) R LOAD =5 Ω 1.6 ns t r Write Rise Time I OUT = 100 mA (Read) + 100 mA (10% to 90%) R LOAD =5 Ω 0.6 ns t f Write Fall Time I OUT = 100 mA (Read) + 100 mA (90% to 10%) R LOAD =5 Ω 1.0 ns t r Write Rise Time I OUT = 150 mA (Read) + 150 mA (10% to 90%) R LOAD =5 Ω 0.6 ns t f Write Fall Time I OUT = 150 mA (Read) + 150 mA (90% to 10%) R LOAD =5 Ω 1.0 ns OS Output Current Overshoot I OUT = 40 mA (Read) + 40 mA (Note 11) 18 % IN 0 Output Current Noise I OUT = 40 mA; RLOAD =50 Ω; f = 50 MHz; ENOSC = Low 0.24 nA/ t ON I OUT ON Prod. Delay Switched on EN2 and EN2B 3.1 ns t OFF I OUT OFF Prop. Delay Switched on EN2 and EN2B 3.3 ns t disr Disable Time, Read Channel Switched on ENR 3.5 as T enr Enable Time, Read Channel Switched on ENR 2.8 ns t dis Disable Time (Shutdown) Enable = High to Low 37 ns t en Enable Time (Shutdown) Enable = Low to High 4.5 µs BW C Channel Bandwidth, −3 dB I OUT = 50 mA, All Channels 250 KHz F OSC Oscillator Frequency R F = 3.48 k Ω Range 200 MHz to 600 MHz 290 360 430 MHz www.national.com 3 |
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