AD815100100120TRANSIMPEDANCE110 √ HzINVERTING INPUT100100/ √ HzCURRENT NOISE905008001010PHASE70–5060–100NONINVERTING INPUT CURRENT NOISETRANSIMPEDANCE – dB50–150VOLTAGE NOISE – nVCURRENT NOISE – pA/40PHASE – Degrees–200INPUT VOLTAGE30–250NOISE11101001k10k100k1001k10k100k1M10M100MFREQUENCY – HzFREQUENCY – Hz Figure 16. Input Current and Voltage Noise vs. Frequency Figure 19. Open-Loop Transimpedance vs. Frequency 90–40VS = ⴞ 15V80G = +10–50VS = ⴞ 15VVOUT = 40V p-p70–60SIDE B60SIDE A–7050562 ⍀ R–80L = 50 ⍀ (DIFFERENTIAL)40562 ⍀ VVOUTINR562 ⍀ –90L = 200 ⍀ 30(DIFFERENTIAL)1/2COMMON-MODE REJECTION – dB562 ⍀ AD81520–100TOTAL HARMONIC DISTORTION – dBc10–11010k100k1M10M100M1001k10k100k1M10MFREQUENCY – HzFREQUENCY – Hz Figure 17. Common-Mode Rejection vs. Frequency Figure 20. Total Harmonic Distortion vs. Frequency 010–10VS = ⴞ 15V8G = +21%0.1%–20R6L = 100 ⍀ GAIN = +2–304VS = ⴞ 15V–402–PSRR–500+PSRRPSRR – dB –60–2–70–4–80–61%0.1%OUTPUT SWING FROM ±V TO 0 – Volts–90–8–100–100.010.111010030002040607080100FREQUENCY – MHzSETTLING TIME – ns Figure 18. Power Supply Rejection vs. Frequency Figure 21. Output Swing and Error vs. Settling Time –6– REV. D Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION MAXIMUM POWER DISSIPATION Typical Performance Characteristics THEORY OF OPERATION Choice of Feedback and Gain Resistors PRINTED CIRCUIT BOARD LAYOUT CONSIDERATIONS POWER SUPPLY BYPASSING DC ERRORS AND NOISE POWER CONSIDERATIONS Other Power Considerations Parallel Operation Differential Operation Creating Differential Signals Direct Single-Ended-to-Differential Conversion Twelve Channel Video Distribution Amplifier OUTLINE DIMENSIONS Ordering Guide Revision History