TLOGGAC, TLOG6C, TLOGGI, TLOGGM ADJUSTABLE LOW-POWER JFET-INPUT OPERATIONAL AMPLIFIERS 4 DEVICES COVER COMMERCIAL, INDUSTRIAL, AND MILITARY TEMPERATURE RANGES @ Very Low, Adjustable (Programmabie) Power Consumption @ Adjustable Supply Current... 5 pA to 200 nA Very Low Input Bias and Offset Currents Wide Supply Range... +1.2 V to +18 V @ Wide Common-Mode and Differential Voltage Range Output Short-Circuit Protection High Input Impedance . . . JFET-Input Stage 02494, FEBRUARY 1979REVISED OCTOBER 1990 TLOGGAC, TLOG6C, TLOGEI. . .D OR P PACKAGE TLOG66M . . . JG PACKAGE (TOP VIEW) orFseT N1(]1 U s{jpwr cont In-(]2 70 Vec + In + (]3 6{JouT Vec_ U4 5 [J OFFSET N2 TLOG6M .. . FK PACKAGE (TOP VIEW) = o-& z 3 bi o oc okUsv Z2O02a2 foo ooas 3 2 4 2019 nc} 4 18Q]NC IN-D5 7OVcec + ncp6 16 (NC IN+ DJ}? 15(JOUT NCf}8 14(]NC 9 1011 12 13 nooo. Oo ;ONO Z2Qo222 So > nn Ww Ww 3 NCNo internal connection TLOG66M IS NOT RECOMMENDED FOR NEW DESIGNS @ Unity-Gain Bandwidth ... 1 MHz Typ (100 kHz at 25 pW) @ High Slew Rate... 3.5 V/ps Typ @ Internal Frequency Compensation @ Latch-Up-Free Operation @ Common-Mode Input Voltage Range Includes Vcc + description The TLO66 series are JFET-input operational amplifiers similar to the TLO61 with the additional feature of being power-adjustable. They feature very low input offset and bias currents, high input impedance, wide bandwidth, and high slew rate. The power-control feature permits the amplifiers to be adjusted to require as little as 25 pW of power. This type of amplifier, which provides for changing several characteristics by varying one external element, is sometimes referred to as_ being programmable. The JFET-input stage combined with the adjustable-low-power feature results in superior bandwidth and slew-rate performance compared to low-power bipolar- input devices. symbol OFFSET NULL N1 OFFSET NULL N2 NONINVERTING INPUT IN+ OUTPUT INVERTING INPUT IN The TLOG6AC and TLO66C are characterized for operation from 0C to 70C. The TLO66I is characterized for operation from 40C to 85C; the TLO66M is characterized for operation over the full military temperature range of 55C to 125C. PRODUCTION DATA documents contain information current as of publication date. Products conform to specifications per the terms of Texas Instruments standard warranty. Production processing dees not TEXAS necessarily include testing of all parameters. INSTRUME wy Copyright 1990, Texas Instruments Incorporated NTS POST OFFICE BOX 655303 DALLAS, TEXAS 75265 2-357TLOGGAC, TLOG6C, TLOGGI, TLOGGM ADJUSTABLE LOW-POWER JFET-INPUT OPERATIONAL AMPLIFIERS AVAILABLE OPTIONS Vio MAX PACKAGE Ta AT 25C SMALL-OUTLINE | CHIP-CARRIER | CERAMIC DIP | PLASTIC DIP (D} (FK) (JG) (P) oc to 15 mV TLO66CD TLOG6CP 70C 6 mV TLO66ACD TLO66ACP 40C to 6 mV TLOG6ID TLO66IP 85C 55C to 6 mV TLO66MFK TLO66MJG 125C The D package is available taped and reeled. Add the suffix R to the device type, (e.g., TLO66CDR). schematic NONINVERTING INPUT INVERTING INPUT Vec+ 4 \s 1 oo i_] mn Lr tr a NN \ 2.85 \ cc 2.85+Rex, | CCIO) where Rexz is in kf and Icc(o) = Icc with Rex, = 0 POWER CONTROL Rext OFFSET NULL (N41) Component values shown o- e- OFFSET NULL (N2) are nominal. OUTPUT oe Vec- 2-358 wy TEXAS INSTRUMENTS POST OFFICE BOX 655303 - DALLAS, TEXAS 75265TLO6G6AC, TLO66C, TLOGGI, TLOGGM ADJUSTABLE LOW-POWER JFET-INPUT OPERATIONAL AMPLIFIERS absoijute maximum ratings over operating free-air temperature range (unless otherwise noted) TLOBGAC, TLOG6I TLO66M UNIT TLO66C Supply voltage, Vcc + (see Note 1) 18 18 18 Vv Supply voltage, Vcc (see Note 1) -18 -18 -18 v Differential input voltage (see Note 2) +30 +30 +30 Vv Input voltage (see Notes 1 and 3} +15 +15 +15 Vv Voltage between power-control terminal and Vcc +0.5 +0.5 +0.5 Vv Duration of output short circuit (see Note 4) unlimited unlimited unlimited Continuous total dissipation See Dissipation Rating Table Operating free-air temperature range 0 to 70 -40 to 85} - 55 to 125 c Storage temperature range -65 to 150/-65 to 150) - 65 to 150 C Case temperature for 60 seconds FK package 260 C Lead temperature 1,6 mm (1/16 inch) from case for 60 seconds } JG package 300 C Lead temperature 1,6 mm (1/16 inch) from case for 10 seconds | D or P package 260 260 C NOTES: All voltage values, except differential voltages, are with respect to the midpoint between Vcc 4 and Vcc_. Differential voltages are at the noninverting input terminal with respect to the inverting input terminal. 1. 2. 3. The magnitude of the input voltage must never exceed the magnitude of the supply voltage or 15 V, whichever is less. 4. The output may be shorted to ground or to either supply. Temperature and/or supply voltages must be limited to ensure that the dissipation rating is not exceeded. DISSIPATION RATING TABLE PACKAGE Ta = 25C DERATING DERATE Ta = 70C Ta = 85C Ta = 125C POWER RATING FACTOR ABOVE Ta POWER RATING POWER RATING POWER RATING dD 680 mW 5.8 mW/C 33C 464 mW 377 mW N/A FK 680 mW 11.0 mW/C 88C 680 mW 680 mW 275 mW JG 680 mW 8.4 mW/C 69C 672 mW 546 mW 210 mW P 680 mW 8.0 mW/C 65C 640 mW 520 mw N/A we EXAS INSTRUMENTS POST OFFICE BOX 655303 DALLAS, TEXAS 75265 2-359aiqissod se aynjesedway quaiquue ay} 0) asojo se ainjesedwey uonoun! ay) ulequIeEW 1M yeyy pesn eq IsnW senbiuyde} asin eAljsUas-asnJeradiuay ale YOIYM S}UBLIND asi9Aes UOROUN| jeWOU a2e Jaly]dWe jeuoTeado indut-1 44 @ 40 Siuaund seiq indul, 7 DIA 0) payoeuu0s (g utd) Jeutus9) jo1QUOd-seMOd ay YM PosNseEW ale siaJoWEJed |911199/8 BYL W99OTL 10} 90GZ1 01 JoGg pue N9GOLL 19} D0G8 91 Q00~- {9990711 40) DoOZ 92 D008! V1 30 aBuB |IN4 polyioads asimsayio ssojuN aBEYoA Indu; epow-vOWWOD o16z YUM suolipuos dooj-uado Japun painseaw sue sonseyoeseyo Wy ADJUSTABLE LOW-POWER JFET-INPUT OPERATIONAL AMPLIFIERS TLOG6C, TLOGEI, TLO66M DoGz = VL vi =| ogz Zz osz z osz 002 quauno Aiddng = 9D) 00 00 0 peo) ON o = On DoG% = VL Mu L GL G2 uoledissip Jamod (230, dg $ 9 9 9 peo] ON 9 = OA 08 5 9062 = Vi BOG = Sy (OlAV/* DDAV) ones ap s6 08 S6 6 0 = OA AGL F AGF = IDA | uonoalas aBeyor Ajddng D092 = VL BOG = Sy ones uoloefe1 ap 98 08 98 08 ge of o = OA un YOIA = SIA apow-uowwos u Oc 022 0%Z ZHAL = 3 906% = V1 soueisisal INdiNO Gu ZLOL zZpOl zy OL D0Sz@ = Vi aoueysises Indu] ZHW L L L oot = Ty 209% = V1 yipimpueg uleB-Ayun aBues ying = VE , AOLF = OA Ox OL = Ty uoneoyidwe a6ex]00 AW/A day 9 9 9097 = VE fenussaysyip jeuBis-abseq 9 v v 4 = AOL = OA oor = Ty A GELF OLF GELF OLF SELF OLF O1OL = ty e6ues ny = Vy Bums aBeyon indyno WOA SELF OLF Gelt O1F SELF OLF ool = Ty 906% = Vi ead winuixey att . sh+ . al+ v aBuei aBeyYJoA HOt A 02 SLLF Oo SLULF ol LLF 30G%2@ = V1 yndu! apow-uowwo A ZL- cle ee 6 =V 9 = 0 vu |os oz OL Bue |In} 1 O A j2ueuno seq andy aly wd |002 of 00z ~=oOE 00v Of Doe = Vi o = OA 6 =V o = 0 vu Oe Ob $ oeued tins 1 9 A $}U91IN9 Jasjjo Indu] Ol vd ool S ool g oozc 6g D0SZ = V1 o = OA aBues ny = Vy aBeyOA yasjjo yNdur yo Do/At OL ot OL , , OIA wOS = Sy 0 = OA | iuatoyya09 aumesadwiay aBues ny = VE 8 8 oe eos = Su o = OA Aw aBei0a Jasjyo indu| Ola 9 9 GL deat = Vi wog = SY o = On xv dAL WW XVIAN dAL NIIN XVI dAL NIW LINN W N }SNOILIGNOS LS3L YaLaWVeYd W990TL I9901L 99901L AGL# = SDA sonsuajoeeyo jeo14j990;0 TEXAS % STRUMENTS IN POST OFFICE BOX 655303 DALLAS, TEXAS 75265 2-360TLOG6AC ADJUSTABLE LOW-POWER JFET-INPUT OPERATIONAL AMPLIFIERS electrical characteristics, Vcc = +15 V TLO66AC PARAMETER TEST CONDITIONS*t UNIT co oO MIN TYP MAX Vo =0, Rg = 509, oO s 3 6 v Input offset voltage Ta = 25C Vv in vi m 10 inpw 9 Vo = 0, Rg = 500, a A = full range , T t fficient Vo = 0, Rg = 500, avio empera ure coefficien Oo S 10 uVIC of input offset voltage Ta = full range Vo = 0, Ta = 25C 5 100 pA | Input offset tt 0 inpuromset curren Vo = 0, Ta = full range 3 [nA . Vo = 0, Ta = 25C 30 =. 200 pA t Input bia tt 1B mpur oias curren Vo = 9, Ta = full range 7 nA c de input 12 - inpu VicR shane, ee p Ta = 25C 11.5 to V vi ta ge Fang 15 Vv Maximum peak Ta = 25C, RL = 10 kQ, #10 +13.5 Vv OM output voltage swing Ta = full range, RL = 10 kQ +10 +13.5 RL = 10 kQ, Vo = +10V, 4 6 L $i | diff tial Ta = 25C Avp arge-signal dit eren ia A VimV voltage amplification RL = 10 kQ, Vo = +10V, 4 Ta = full range By Unity-gain bandwidth Ta = 25C, RL = 10 kQ 1 MHz fi Input resistance Ta = 25C 1012 Q lo Output resistance Ta = 25C, f = 1 kHz 220 Q Common-mode Vice = Vicn min, Vo = 9, CMRR 80 86 dB rejection ratio Rg = 509, Ta = 26C Suppl It k er ve Voc = 9 Vto +15 V, Vo = 0, 80 (8s 68 rejection ratio SVR fl Rg = 509, Ta = 25C (AVcec4+/AVIo) P, Total power dissipation No load, Yo = 0 6 7.5 mw D p P Ta = 25C , No load, Vo = 0, I Suppl t 200 250 A cc upply curren Ta = 25C ye TAll characteristics are measured under open-loop conditions with zero common-mode input voltage unless otherwise specified. Full range of Ta is OC to 70C. The electrical parameters are measured with the power-control terminal connected to Vcc _. + input bias currents of a FET-input operational amplifier are normal junction reverse currents, which are temperature-sensitive. Pulse techniques must be used that will maintain the junction temperature as close to the ambient temperature as possible. wy EXAS INSTRUMENTS POST OFFICE BOX 655303 - DALLAS, TEXAS 75265 2-361TLOGGAC, TLO6G6C, TLOGGI, TLOG6M ADJUSTABLE LOW-POWER JFET-INPUT OPERATIONAL AMPLIFIERS operating characteristics, Vcc + = +15 V, Ta = 25C, Rext = 0 PARAMETER TEST CONDITIONS MIN TYP MAX | UNIT . . Vi = 10 V, RL = 10 kQ, SR Slew rate at unity gain 1.5 3.5 Vins unity 92! CL = 100 pF, See Figure 1 e tr Rise time Vv, = 20 mV, RL = 10 kQ 0.2 us Overshoot factor CL = 100 pF, See Figure 1 10% Vi Equivalent input noise voltage Rs = 100 9, f = 1 kHz 42 nv/JAz PARAMETER MEASUREMENT INFORMATION 10 ka v1 vy lk \ CL = 100 pF RL = 10 ko L P t Ry. FRCL ~ 100 oF FIGURE 1. UNITY-GAIN AMPLIFIER FIGURE 2. GAIN-OF-10 INVERTING AMPLIFIER Vec- FIGURE 3. INPUT OFFSET VOLTAGE NULL CIRCUIT TEXAS % INSTRUMENTS 2-362 POST OFFICE BOX 655303 - DALLAS, TEXAS 75265TLOGG6AC, TLOG6C, TLOGGI, TLOGGM ADJUSTABLE LOW-POWER JFET-INPUT OPERATIONAL AMPLIFIERS TYPICAL CHARACTERISTICST INPUT BIAS CURRENT vs FREE-AIR TEMPERATURE 100 Vv. +15 V cc+ 40 F Rext = 0 10 S 4 5 oO o 1 & 2 04 s a | 2 0.1 0.04 0.01 -50 -25 0 25 50 75 100 125 TaFree-Air Temperature C FIGURE 4 MAXIMUM PEAK OUTPUT VOLTAGE vs EXTERNAL CONTROL RESISTANCE +15 mM r RL = 10 ko _ N +12.5 +10 VomMaximum Peak Output VoltageV + ~ a +5 N #25 Voc, = +15 V Ta = 25C 0 et 1 10 100 1k 10k 100k Rext External Control Resistance 2 FIGURE 6 MAXIMUM PEAK OUTPUT VOLTAGE vs SUPPLY VOLTAGE +15 7 RL = 10 k2 & +12.5+Ta = 25C See Figure 2 : +10 a LZ wa 3 on s + oO +7.5 ~ a x e | 8 Sf a Qe | Q E +5 a I 400% E Rex 7 o LT = + i La "1 +2.5 bo = | oO 4 > 0 o 2 4 6 8 10 12 14 16 \Vec +|Supply VoltageV FIGURE 5 MAXIMUM PEAK OUTPUT VOLTAGE vs FREE-AIR TEMPERATURE > +15 2 a +12.5 > a +10 3 6 x @ +7.5 a. s E +5 a s noc# 5 tty | ext = +2.5+ 3 RL = 10 k9 > See Figure 2 | L I -~75 -50-25 0 25 50 75 100 125 TaFree-Air Temperature C FIGURE 7 T Data at high and low temperatures are applicable only within the rated free-air temperature ranges of the various devices. wy TEXAS INSTRUMENTS POST OFFICE BOX 655303 DALLAS, TEXAS 75265 2-363TLOGGAC, TLOG6C, TLOGGI, TLOG6M ADJUSTABLE LOW-POWER JFET-INPUT OPERATIONAL AMPLIFIERS TYPICAL CHARACTERISTICSt MAXIMUM PEAK OUTPUT VOLTAGE MAXIMUM PEAK OUTPUT VOLTAGE vs vs LOAD RESISTANCE FREQUENCY 18 ror as Rext = 0 > Vec+ = t15V I CC+ ext | Rext = 0 Ld & RL = 10 ko $212.5 2212.5 A = 25C g Ta = 25C o See Figure 2 i} See Figure 2 > cc+ = +12 ig > 3 s +10 a +10 a a 5 / 6 fo} = =~ +7.5 6 +7.5 s a a } E E E 2 +5 y, 3 +5 ccz = + 4 a = 25 LZ = +25 5 vA o ccs = +2 > > 0 0 100 200 400 7001k 2k 4k 7k10k 1k 10k 100 k 1M 10M R_Load Resistance 0 fFrequency Hz FIGURE 8 FIGURE 9 DIFFERENTIAL VOLTAGE AMPLIFICATION DIFFERENTIAL VOLTAGE AMPLIFICATION vs vs EXTERNAL CONTROL RESISTANCE FREE-AIR TEMPERATURE 10 Vec+ = +15V = 0 7TRL = 10 ka FY Avp Differential Voltage AmplificationV/mV Avp Differential Voltage AmplificationV/mV 2 Vec+ = +15V RL = 10 ko Ta = 25C 1 1 10 100 1k 10k 100 k -75 -50 -25 0 25 50 75 100 125 Rext External Control Resistance 0 TaFree-Air Temperature C FIGURE 10 FIGURE 11 tData at high and low temperatures are applicable only within the rated free-air temperature ranges of the various devices. wy EXAS INSTRUMENTS 2-364 POST OFFICE BOX 655303 - DALLAS, TEXAS 75265TLOGGAC, TLOGG6C, TLOGG6I, TLO66M ADJUSTABLE LOW-POWER JFET-INPUT OPERATIONAL AMPLIFIERS Avp Differential Voltage AmplificationV/mV loc + Supply Current pA TYPICAL CHARACTERISTICSt LARGE SIGNAL DIFFERENTIAL VOLTAGE AMPLIFICATION AND PHASE SHIFT vs FREQUENCY 5 10 rT Vec+ = 15 V Rext = 0 104 Ss RL = 10 ko a Ta = 25C | 103 PHASE SHIFT 45 \ (right scale) | 102 90 DIFFERENTIAL VOLTAGE 1 \ 10 AMPLIFICATION 135 (left scale) 1 180 1 10 100 1k 10k 100k 1M 10M f Frequency Hz FIGURE 12 SUPPLY CURRENT vs EXTERNAL CONTROL RESISTANCE 400 200 100 70 40 20 Vec+ = +2V Vec+ = +15V Voc+ = +6 Ta = 25C See Figure 1 No Signal No Load 10 100 1k 10k 100 k Rext External Control Resistance 0 FIGURE 14 Phase Shift SUPPLY CURRENT vs SUPPLY VOLTAGE 250 Rext = 9 Ta = 25C < No Signal i No Load _ & & 150 = a a 5 100 + o 2 50 0 0 2 4 6 8 10 12 14 16 |\Vcc+|Supply VoltageV FIGURE 13 SUPPLY CURRENT vs FREE-AIR TEMPERATURE 250 a 200 x r] I TS 150 5 oO = a 3 100 } Vec+ = +15V 50/}-Rext = 0 No Signal No Load 0 -75-50-25 oO 25 50 75 100 125 TaFree-Air Temperature C FIGURE 15 tData at high and iow temperatures are applicable only within the rated free-air temperature ranges of the various devices. wy TEXAS INSTRUMENTS POST OFFICE BOX 655303 + DALLAS, TEXAS 75265 2-365TLOG6C, TLOGGAC, TLOG6I, TLO66M ADJUSTABLE LOW-POWER JFET-INPUT OPERATIONAL AMPLIFIERS 10000 4000 oy oe o = oO PpTotal Power Dissipation W 8 g 3 10 ao o oo ao ao wW > a a ~ CMRRCommon-Mode Rejection Ratio dB oo Nv 81 TYPICAL CHARACTERISTICST TOTAL POWER DISSIPATION vs EXTERNAL CONTROL RESISTANCE Vec+ = 15V Vec+ = t6V Vec+ = #+2V Ta = 25C No Signal No Load CMRRCommon-Mode Rejection Ratio dB 87 86 85 84 83 82 ALL EXCEPT TLO66C COMMON-MODE REJECTION RATIO vs EXTERNAL CONTROL RESISTANCE Voc+ = +15V RL = 10 ko Tp = 25C 81 10 100 1k 10k 100k 1 10 100 1k 10k 100k Rext External Control Resistance 2 Rext External Control Resistance2 FIGURE 16 FIGURE 17 ALL EXCEPT TLO66C COMMON-MODE REJECTION RATIO EQUIVALENT INPUT NOISE VOLTAGE vs vs FREE-AIR TEMPERATURE FREQUENCY T r r n 120 TOT 1-1 Vec+ = + 15V lz | Vec+ = +15V Rext = 0 > oN i [Rs = 1009 rR = 10 ko = 100 Ni t Ta = 25C | 2 N Rext = 100 k? LI EPG) 7 s 80 N H / act H a N Md os 2 60 Rext = 10 kQ i S hh Rext = 0 ~ 40 = e 2 o 2 2 20 w | e > 0 -75 -50-25 0 50 75 100 125 10 40 100 4001k 4k10k 40k 100k TaFree-Air Temperature C FIGURE 18 f Frequency Hz FIGURE 19 TData at high and low temperatures are applicable only within the rated free-air temperature ranges of the various devices. 2-366 wy TEXAS INSTRUMENTS POST OFFICE BOX 655303 - DALLAS, TEXAS 75265TLOGGAC, TLOGG6C, TLOGGI, TLOG6M ADJUSTABLE LOW-POWER JFET-INPUT OPERATIONAL AMPLIFIERS TYPICAL CHARACTERISTICSt EQUIVALENT INPUT NOISE VOLTAGE UNITY GAIN BANDWIDTH vs vs SOURCE RESISTANCE EXTERNAL CONTROL RESISTANCE 5 4 2 Rext = 0 N s 5 ko = Vec+ = +15V > 3 2 3 50 ko z 1 3 2 a 0.7 t2V % 100 kQ a 2 o = Coa e 2 s = g Vec+ = +15V 7 2 ITAL = 10 ko - 0.2 = | Ta = 25C " RL = 10 ko c Ta = 25C 7 0 0.1 10 40 100 4001k 4k10k 40k100k 4 10 100 1k 10k 100k Rg Source Resistance 1 RextExternal-Control Resistance 0 FIGURE 20 FIGURE 21 NORMALIZED UNITY GAIN BANOWIDTH SLEW RATE SLEW RATE, AND PHASE SHIFT vs vs EXTERNAL CONTROL RESISTANCE FREE-AIR TEMPERATURE 4 ri Tom =o 1.3 1.03 Vec+ = 15V z | | RL = 10 ko a 1.2 | UNITY-GAIN BANDWIDTH _ PHASE SHIFT4 1.02 N CL = 100 pF gt left scale) 3 Ta = 25C 5 (left scale ' {right scale) x MN <= . < a See Figure 1 344 1.01 % > N 1} {IH 2 4 a | 3 NY c - SLEW RATE . 2 . 1 ar 41 3 = [nessa N N\ s = ry oO a NJ 3 DS a Ni : = 0.9 S 0.99 n 4 5 Mm 2 | . YL Roe} Vecs = +15 V 0.98 THN = RL = 10 ko | NL E f = By for Phase Shift 0 i | 20.7 Lj 1 4 0.97 1 10 100 1k 10k 100 k -75-50-25 0 25 50 75 100 125 Rext External-Control Resistance Q TaFree-Air Temperature C FIGURE 22 FIGURE 23 tData at high and low temperatures are applicable only within the rated free-air temperature ranges of the various devices. wy TEXAS INSTRUMENTS POST OFFICE BOX 655303 DALLAS, TEXAS 75265 2-367TLOGGAC, TLOG6C, TLOGGI, TLOG6M ADJUSTABLE LOW-POWER JFET-INPUT OPERATIONAL AMPLIFIERS 6 > 4 n & s 2 3 > Zz 0 Ss 6 Z -2 a 5 a = -4 -6 TYPICAL CHARACTERISTICSt VOLTAGE FOLLOWER LARGE SIGNAL PULSE RESPONSE INPUT pomm [ / \ \ Vec+ = +15V Rext = 0 RL = 10 ko CL = 100 pF Ta = 25C 1 4 yee 0 2 4 tTimeys FIGURE 24 6 8 10 OUTPUT VOLTAGE vs ELAPSED TIME 28 24 OVERSHOOT > -4+5 E 20 i ~< b 90% & 16 3 3 / s 12 / 2 6 8 |i > 4 Vec+ = +15V 10% Rext = 0 0 RL = 10 kQ tes Ta = 25C -4 L L 1 0 02 04 06 08 1 1.2 1.4 tTimes FIGURE 25 TData at high and low temperatures are applicable only within the rated free-air temperature ranges of the various devices. TYPICAL APPLICATION DATA Vcc+ 10 ku 10 ki, 0.1% 0.1% TLOG6 pr nt ypu 100 ke " * A cc+ = R NN TLOGS @@_OUTPUT Vcc - + 100 ki 1 MQ WA Rext Vec+ Voc + INPUT 100 k Vec- TLOGG 10 ki, 10 ku, + 100 0.1% 0.1% Rext Vec- FIGURE 26. INSTRUMENTATION AMPLIFIER 2-368 TEXAS % INSTRUMENTS POST OFFICE BOX 655303 - DALLAS, TEXAS 75265TLOGGAC, TLOG6C, TLOGG6I, TLOG6M ADJUSTABLE LOW-POWER JFET-INPUT OPERATIONAL AMPLIFIERS TYPICAL APPLICATION DATA 10 kQ 100 kQ 1kQ 0.06 pF 1 uF 0.06 pF >5 a e If Ww L 100 ka [10K 0.002 pF AR 0.003 uF 0.001 uF 50 ko 0.02 pF = FIGURE 27. MICROPHONE PREAMPLIFIER WITH TONE CONTROL 0.1 pF 6.8 kQ Vec-O " FONT soe Rext q PWR CONT 4 FIGURE 28. AC AMPLIFIER wy TEXAS INSTRUMENTS POST OFFICE BOX 655303 + DALLAS, TEXAS 75265 2-369TLOG6AC ADJUSTABLE LOW-POWER JFET-INPUT OPERATIONAL AMPLIFIER 100 2 Voltage Amplification dB TYPICAL APPLICATION DATA IC PREAMPLIFIER RESPONSE CHARACTERISTICS 25 MAX 20 Vec+ = +15V 15 Ta = 25C See Figure 30 10 20 40 100 200400 1k 2k 4k 10k 20k f Frequency Hz INPUT: BALANCE r 100 2 - 75 pF + 7 FIGURE 29 ~e- 0.003 pF MIN Vec+ WoW 100 kat 10 ko 3.3 k2 TREBLE MAX OUTPUT 0.003 pF > Rext Vec- 68 ka FIGURE 30. IC PREAMPLIFIER 2-370 wy TEXAS INSTRUMENTS POST OFFICE BOX 655303 - DALLAS, TEXAS 75265