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THS4120IDGK Datasheet(PDF) 4 Page - Texas Instruments |
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THS4120IDGK Datasheet(HTML) 4 Page - Texas Instruments |
4 / 30 page www.ti.com ELECTRICAL CHARACTERISTICS (Continued) TYPICAL CHARACTERISTICS Table of Graphs THS4120 THS4121 SLOS319D – FEBRUARY 2001 – REVISED OCTOBER 2004 V DD = 3.3 V, RL = 800 Ω, TA = 25°C (unless otherwise noted) (1) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT INPUT CHARACTERISTICS CMRR Common-mode rejection ratio TA = full range 64 96 dB 0.35 0.65 to VICR Common-mode input voltage range TA = full range to V VDD – 0.1 VDD ri Input resistance (dc level) Measured into each input terminal 820 M Ω Ci Input capacitance, closed loop 3 pF ro Output resistance See Figure 16 1 Ω OUTPUT CHARACTERISTICS VOH High-level output Voltage VIC = VDD/2, VDD = 3.3 V, TA = 25°C 3.05 3.15 V VOL Low-level output Voltage VIC = VDD/2, VDD = 3.3 V, TA = 25°C 0.25 0.15 V IO Output current (sink), RL = 7 Ω VDD = 3.3 V, TA = 25°C 80 100 mA IO Output current (source), RL = 7 Ω VDD = 3.3 V, TA = 25°C 20 25 mA POWER SUPPLY VDD Supply voltage range Single supply 3.3 V TA = 25°C 11 13.5 IDD Quiescent current (per amplifier) VDD = 3.3 V mA TA = full range 16 PSRR Power-supply rejection ratio TA = 25°C 68 85 dB POWER-DOWN CHARACTERISTICS (THS4120 ONLY) Enable >1.4 Power-down voltage level(2) V Power down <1.2 TA = 25°C 120 Power-down quiescent current µA TA = full range 130 ton Turn-on time delay 4.8 µs 50% of final supply current value toff Turn-off time delay 3 ns zo Output impedance f = 1 MHz 1 k Ω (1) The full range temperature is 0 °C to 70°C for the C suffix, and –40°C to 85°C for the I suffix. (2) For detail information on the power-down circuit, see the power-down section in the application section of this data sheet. FIGURE Small-signal frequency response 1 SR Slew rate 2 vs Frequency 3 THD Total harmonic distortion vs Output voltage 4 vs Frequency 5, 6, 7 Harmonic distortion vs Output voltage 8, 9 Third intermodulation distortion vs Output voltage 10 VO Output voltage vs Load resistance 11 Settling time 12 Vn Voltage noise vs Frequency 13 VOO Output offset voltage vs Common-mode input voltage 14 CMMR Common-mode rejection ratio vs Frequency 15 zos Single-ended output impedance (closed loop) vs Frequency 16 4 Submit Documentation Feedback |
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