MOTOROLA # SEMICONDUCTOR EEE TECHNICAL DATA INTERNALLY COMPENSATED, HIGH PERFORMANCE OPERATONAL AMPLIFIER :.. designed for use as a summing amplifier, integrator, or am- plifier with operating characteristics as a function of the external feedback components. @ Low Input Bias Current 15 nA max 5 @ Low Input Offset Current 2.0 nA max Low Input Offset Voltage 4.0 mV max @ Fast Slew Rate 2.5 V/us typ Large Power Bandwidth 40 kHz typ @ Low Power Consumption 45 mW max Offset Voltage Null Capability Output Short-Circuit Protection Input Over-Voltage Protection TYPICAL INPUT BIAS CURRENT AND INPUT OF FSET CURRENT versus TEMPERATURE for MC1556 ny Ss 1456 MC1456C INPUT BIAS CU yp, INPUT BIAS CURRENT {nA} 110. INPUT OFFSET CURRENT (nA) s INPUT OFFSET CURRENT -5 ~25 a +25 +50 +75 +100 +125 Ta, AMBIENT TEMPERATURE (C) MC1456 MC1456C MC1556 OPERATIONAL AMPLIFIER SILICON MONOLITHIC INTEGRATED CIRCUIT G SUFFIX ; METAL PACKAGE jyc_ [Top View) CASE 601 81 mn 1 input P1 SUFFIX U SUFFIX PLASTIC PACKAGE CERAMIC PACKAGE CASE 626 CASE 693 (Top View} ORDERING INFORMATION Device Temperature Range Package MC14566,CG a Metal Can MC1456CP1,P1 OC to + 70C Plastic DIP MC1556G . Metat Can MC1556U TSEC to +125 | Ceramic DIP REPRESENTATIVE CIRCUIT SCHEMATIC i ec j 43 wm INPUTS 2 a + OUTPUT e S ita. | 4 Spr | : Tk | 1k 39 k 1 frye | 39k a Vee OFFSET NULL VOLTAGE-FOLLOWER PULSE RESPONSE 2 ws/DIVISION MOTOROLA LINEAR/INTERFACE DEVICES 2-127MC1456, MC1456C, MC1556 MAXIMUM RATINGS (Ta = +25C unless otherwise noted) C1456 Rating Symbol MC 1556 MC1456C Unit Power Supply Voltage vec +22 +18 Vde VEE -22 18 Differential Input Voltage Range VIDR Vcc Volts Common-Mode Voltage Range VICR Vcc Volts Load Current ra 20 mA Qutput Short Circuit Ouration ts Continuous Power Dissipation (Package Limitation) Pp 680 mw Derate above Ta = +25C 4.6 mWioc Qperating Temperature Range Ta -55 to +125, [ Oto +70 C Starage Temperature Range Tstg ~65 to +150 | ~65 to +150. % ELECTRICAL CHARACTERISTICS (Vcc = #15 Vde, VEE = - 15 Vide, Ta = +259C unless otherwise noted). MC 1556 MC 1456 MC1456C Characteristic Fig. | Symbol Min Typ Max Min Typ | Max Min Typ Max Unit Input Bias Current NB nAdc Ta = +25C - 8.0 15 - 15 30 _ 15 90 Ta = Thaw to Thigh See Nate 1) - - 30 - = 40 ~ - - Input Offset Current ho nAdc Ta = +259C _ 1.0 2.0 - 5.0 10 - 5.0 30 Ta = +25C to Thigh - - 30] - - 14 - - - Ta = Tlow to +25C - - 5.0) - 14 - - - Input Offset Voltage Vio mde Ta = +25C - 20 | 40] - .0 | 10 ~ 5.0 12 TA = Tove tO Thigh - - 6.0 - - 14 - - : Differential Input Impedance (Open-Loop, f = 20 Hz) Parallel Input Resistance 'p - 5.0 - - 3.0 - = 3.0 - Megohms. Parallel input Capacitance fp _ 6.0 -_ - 6.0 - - 6.0 - pF Cammon-Mode Input Impedance (f = 20 Hz) Zz - 250 - 250 - 250 - Megohms Comman-Made Input Voltage Range 1 VicR 412 413 - f +t 412 | - [4105 #12 | Vpk Equivalent Input Noise Voltage 2 en aVHH2)% (Ay = 100, Rg = 10k ohms, f= 1.0kHz, BW= 1.02) - 45 45) - - 45 - Cammon-Mode Rejection Ratio (f = 100 Hz) 3 CMRR 80 110 - 70 110 - - 110 = dB Open-Loop Valtage Gain, (Vo = 10 V, RE = 20k ohms} | 45,61 AvoL VN Ta = +28C 100,000] 200,000, 70,000] 100,000 | 25,000, 100,000 Ta = Tlow 0 Thigh 40,000 - - | 40,000 - ~ = ~ - Power Bandwidth 9 BWp - 40 - - 40 _ 40 - kHz (Ay = 1, RL = 2.0k ohms, THO<5%, Vg = 20 Vp-p) Unity Gain Crossover Frequency (open-loop) 5 Bw - 1.0 - - 1.0 - - 1.0 - MHz Phase Margin {open-ioop, unity gain) 5,7 - 76 - - 70 - - 70 _ degrees Gain Margin 5,7 - 18 _ - 18 ~ - 18 - dB Slew Rate {Unity Gain} SR - 25 - - 25 - - 25 = Vius Output Impedance (f = 20 Hz} Zo - 1.0 2.0 - 1.0 25 1.0 kohms Short-Circuit Output Current 8 los - -17,+9.0 ~ -17,+9.9 - -17, 49.0] mAdc Output Voltage Swing (R= 2.0 ohms) ta] Vor 412 413 - | ttt 412 | - | 410 412 - Vok Power Supply Rejection Ratia aviv Voc = constant, Rg 10 k ohms PSRR+ 50 too} - 75 }200) - 15 - VEE = constant, Rg 10 k ohms PSRR- 50 100 _ oT 200 = 75 _ Power Supply Current lec _ 1.0 15 - 1.3 3.0 - 3 4.0 mAdc 'ee - 1.0 1.5 - 130 130 - 1.3 4.0 OC Quiescent Power Dissipation 11 Pp _ 3 45 - 40 90 - 40 120 mw Ng = 9) Note 1: Tigw: 0 for MC1456 and MC1456C -85C for MC1556 Thigh: +70C for MC1456 and MC1456C +925C for MC 1556 MOTOROLA LINEAR/INTERFACE DEVICES 2-128CMRR, COMMON-MODE REJECTION RATIO (dB) Avo. VOLTAGE GAIN (dB) Vick, INPUT COMMON-MODE VOLTAGE RANGE (VOLTS) MC1456, MC1456C, MC1556 TYPICAL CHARACTERISTICS (Vcc = +15 Vde, VEE = -15 Vdc, Ta = +259C unless otherwise noted). FIGURE 1 INPUT COMMON-MODE SWING versus POWER SUPPLY VOLTAGE 0 +3.0 46.0 8 6+9.0 +12 15 18 Vcc. VEE, POWER SUPPLY VOLTAGE (Vde) +21 24 FIGURE 3 COMMON-MODE REJECTION RATIO versus FREQUENCY 1.0 10 100 10k 10k 100k 10M 10M 100M f, FREQUENCY (Hz) FIGURE 5 OPEN-LOOP FREQUENCY RESPONSE +140 +120 +100 +80 +60 +40 +20 100 10k 610k 100k 100M f, FREQUENCY {Hz} 10M 10M FIGURE 2 - SPECTRAL NOISE DENSITY 300 = 100 > = we 50 3 = 30 L =z & 4 4 2 2 1 g vM & 5.0 BW = 10 Hz 30 -15V Gp = 89/316 10 100 10k 10k 100 k f, FREQUENCY (Hz) FIGURE 4 OPEN-LOOP VOLTAGE GAIN versus TEMPERATURE 500 k = > = 400k MC1456 = MC1456C wo a o = 300k o > a S 200k S 2 a a 3 100 & Oo > < 0 -7 =-5D) +25 OD +25 +50 4 6+78 +100 4125 +150 +175 Ta, AMBIENT TEMPERATURE (C} FIGURE 6 OPEN-LOOP VOLTAGE GAIN versus SUPPLY VOLTAGES 400 k 350k z % 300k w 2 250k 5 o > 200k an So S 150k 2 wu S 100k 3 S sok < o 0 25.0 +10 16 +20 +25 Vec. VEE, SUPPLY VOLTAGES (Vde} MOTOROLA LINEAR/INTERFACE DEVICES 2-129MC1456, MC1456C, MC1556 TYPICAL CHARACTERISTICS (continued) FIGURE 7 OPEN-LOOP PHASE SHIFT o g 45 4 eo ut S ft = -90 a w 2 << = S135 -180 1.0 10 Oo 810k 10k 100k = 1.0M = =10M 100M f, FREQUENCY (Hz} FIGURE 9 POWER BANDWIDTH 28 2a a = 2 w oO = 16 a o > & 12 2 5 S a0 S > 40 0 1.0 40 100 10k {, FREQUENCY {kHz} FIGURE 8 OUTPUT SHORT-CIRCUFT CURRENT versus TEMPERATURE MC 1456 MC 14560 SOURCE Igg, OUTPUT SHORT-CIRCUIT CURRENT (mAdc} -75 -00 +25 0 +25 4604754100 +125 +150 +175 Ta, AMBIENT TEMPERATURE (C) FIGURE 10 OUTPUT VOLTAGE SWING versus LOAD RESISTANCE 40 18 V SUPPLIES a 32 = 15V w 2 5 24 #12 Oo > ke = 16 = 2 Oo Ss > 80 Ta = 25C THOK< 5% f= 1,0kHz 100 200 500 1.0k 2.0k 5.0k 10k RL, LOAD RESISTANCE (OHMS) FIGURE 11 POWER DISSIPATION versus POWER SUPPLY VOLTAGE Pp, POWER DISSIPATION (mW) +2.0 40 60 +80 +10 120 #14 #416 18 4420 +22 Voc. VEE, POWER SUPPLY VOLTAGE (Vdc) MOTOROLA LINEAR/INTERFACE DEVICES 2-130MC1456, MC1456C, MC1556 TYPICAL APPLICATIONS Where values are not given for external components they must be selected by the designer to fit the requirements of the system. FIGURE 12 INVERTING FEEDBACK MODEL FIGURE 13 NONINVERTING FEEDBACK MODEL Vi 1 IF Ag fv) IF R3 <<2} ~ 1+ 22/9, : 1 vo 22 Zg = = 0 =Z9 Ag (a) VC to =2y FIGURE 14 LOW-DRIFT SAMPLE AND HOLD +15V SWITCH ic1456,C * MC1556 eno Vi a 1.0 pF Polycarbonate *Drift due to bias current SAMPLE 1s typically 8 mV/s COMMAND = -15V FIGURE 15 HIGH IMPEDANCE BRIDGE AMPLIFIER RI MC1456.C "hy "4 MC1556 . Vo =-10 vy Vi AZ R3 MC 1856 MOTOROLA LINEAR/INTERFACE DEVICES 2-131MC1456, MC1456C, MC1556 TYPICAL APPLICATIONS (continued) FIGURE 16 LOGARITHMIC AMPLIFIER FIGURE 17 VOLTAGE OFFSET NULL CIRCUIT Tae 1g QW] - 2N2218 Dr equiv MC 1456, C MC 1556 100k vi>0 b+ Vg Vg = Kyin (K2 Vi) I VEE OFFSET AQJUST MOTOROLA LINEAR/INTERFACE DEVICES 2-132