OPA678AP BURR-BROWN [Burr-Brown Corporation], OPA678AP Datasheet
OPA678AP
Related parts for OPA678AP
OPA678AP Summary of contents
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Wideband Switched-Input OPERATIONAL AMPLIFIER FEATURES FAST SETTLING: 11ns (1%) WIDE BANDWIDTH: 200MHz TWO LOGIC SELECTABLE INPUTS LOW OFFSET VOLTAGE: 380 V FAST INPUT SWITCHING: 4ns ACCEPTS TTL/ECL SWITCHING SIGNALS UNITY GAIN STABLE 16-PIN DIP AND SO-16 PACKAGES DESCRIPTION The ...
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... Logic “HI” Logic “LO” –1.6V IL Logic “HI” –1. 150 1MHz, Open-Loop 5pF 100 , Gain = +1V/ 10pF F C Continuous to Gnd 2 OPA678AP, AU MIN TYP MAX UNITS 55 nV nV/ Hz 7.8 nV/ Hz 4.9 nV Vrms 2.1 pA/ Hz 380 1.5mV ...
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... 150 0mADC O 3 OPA678AP, AU MIN TYP MAX UNITS 5 VDC 4.5 5.5 VDC 26 30 –40 +85 90 100 . (5) Switching time from application of digital logic signal to OPA678AP, AU MIN TYP MAX UNITS –40 +85 600 2.4mV 0.5 5 2.0 2 +0.8 +2.0 +5 –0.08 –0.4 ...
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... Lead Temperature (soldering, 10s) ............................................... +300 C Output Short Circuit to Ground (+25 C) ................... Continuous to ground Junction Temperature .................................................................... +175 C PACKAGE INFORMATION PRODUCT PACKAGE OPA678AP 16-Pin Plastic DIP OPA678AU 16-Pin SOIC NOTE: (1) For detailed drawing and dimension table, please see end of data sheet, or Appendix C of Burr-Brown IC Data Book. ...
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TYPICAL PERFORMANCE CURVES NOMINAL FREQUENCY COMPENSATION vs NOISE GAIN Noise Gain (V/ +2V/V CLOSED-LOOP V SMALL SIGNAL BANDWIDTH 8 7 Gain ...
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TYPICAL PERFORMANCE CURVES CHANNEL-TO-CHANNEL CROSSTALK vs FREQUENCY 0 –15 –30 –45 –60 –75 –90 –105 –120 0 Frequency (MHz) 1MHz HARMONIC DISTORTION vs POWER OUTPUT – +1V/V – 5pF 150 ...
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THEORY OF OPERATION The simplified circuit of the ECL compatible OPA678 is shown in Figure “classical” high-speed op amp architecture with one important exception—the amplifier has two ECL logic selectable differential input stages. An appropriate differential ...
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APPLICATION TIPS Wideband amplifier circuits require good layout techniques to be successful. The use of short, direct signal paths and heavy (2oz copper recommended) ground planes are abso- lutely necessary to achieve the performance level inherent in the OPA678. Oscillation, ...
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Square Wave Input TEK 11402 D.S.O. 50 NOTES: (1) 0.1µF to 1.0µF, ceramic mono-block, located at package pin. ( 4.5pF Johanson Thin-Trim FIGURE 2. OPA678 Settling Time Test Circuit. +1Vdc 50 50 20MHz sq. wave 0 to ...
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FIGURE 4. OPA678 (TTL) Input Selection Time. Input Larger output voltages will have slightly slower switching times due to more slewing of the op amp. 0Vdc 50 20MHz sq. wave 0 to 4V, 50 source FIGURE 6. ...
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Input – OPA678 – FIGURE 8. OPA678 used as Conventional Op Amp. A wideband video amplifier with 75 ...
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Input Input 2 – NOTE: (1) 0.1µF to 1.0µF, ceramic mono-block, located at package pin. FIGURE 10. Differential Input Multiplexer with Gain of +2V/ Input 49.9 R FIGURE 11. Receiver Noise ...
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– Output 16 + – FIGURE 12. Synchronous Modulator/Demodulator (with Gain). Input 300 300 NOTE: (1) 0 1.0 F, ceramic mono-block, located ...
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Differential Input 200 1 Differential Input 200 2 FIGURE 14. High Input Impedance Differential Input Multiplexer with Gain of 5V/V (14dB). ® OPA678 1/2 OPA2680 – 2 400 400 500 2 + 500 6 1/2 OPA2680 – ...