RH1078M Micropower, Dual, Single Supply Precision Op Amp U W W W U DESCRIPTIO ABSOLUTE The RH1078M is a micropower dual op amp in the standard 8-pin configuration. This device is optimized for single supply operation at 5V. Specifications for ±15V are also provided. Supply Voltage ..................................................... ±22V Differential Input Voltage ...................................... ±30V Input Voltage ............... Equal to Positive Supply Voltage ............................... 0.5V Below Negative Supply Voltage Output Short-Circuit Duration ......................... Indefinite Operating Temperature Range ............. – 55°C to 125°C Storage Temperature Range ................ – 55°C to 150°C Lead Temperature (Soldering, 10 sec)................. 300°C U PACKAGE/ORDER I FOR ATIO (Each Amplifier) TOP VIEW 50k V+ 8 20V OUT A 1 – 100Ω 50k W U U BUR -I CIRCUIT RATI GS U The wafer lots are processed to LTC’s in-house Class S flow to yield circuits usable in stringent military applications. AXI U 7 OUT B 6 –IN B –IN A 2 5 +IN A 3 + +IN B 4 V– H PACKAGE 8-LEAD TO-5 METAL CAN –20V TOTAL DOSE BIAS CIRCUIT 10k 15V – 10k 8V + –15V Note: For ordering information contact LTC. 1 RH1078M TABLE 1: ELECTRICAL CHARACTERISTICS (Preirradiation) VS = 5V, VCM = 0.1V, VOUT = 1.4V unless otherwise specified. PARAMETER VOS Input Offset Voltage ∆VOS ∆Temp Average Tempco of Offset Voltage ∆VOS ∆Time Long Term VOS Stability IOS Input Offset Current IB Input Bias Current en Input Noise Voltage 0.1Hz to 10Hz 1 0.5 µVP-P Input Noise Voltage Density fO = 10Hz fO = 1kHz 1 1 25 24 nV/√Hz nV/√Hz Input Noise Current 0.1Hz to 10Hz 1 2.6 pAP-P Input Noise Current Density fO = 10Hz fO = 1kHz 1 1 0.07 0.025 pA/√Hz pA/√Hz Input Resistance Differential 2 600 MΩ Common Mode 2 5 GΩ Input Voltage Range 2 2 in RIN CMRR PSRR AVOL VOUT CONDITIONS 120 2, 3 1 1.5 2, 3 15 1 18 2, 3 1 Power Supply Rejection Ratio VS = 2.3V to 12V VS = 3.1V to 12V 100 Large-Signal Voltage Gain VO = 0.03V to 4V, No Load VO = 0.03V to 3.5V, RL = 50k VO = 0.05V to 4V, No Load VO = 0.05V to 3.5V, RL = 50k 150 120 4.2 3.5 0.04 4 AV = 1, VS = ±2.5V GBW Gain-Bandwidth Product fO ≤ 20kHz IS Supply Current per Amplifier Channel Separation ∆VIN = 3V, RL = 10k V V 88 2, 3 dB dB 94 2, 3 dB dB 2, 3 2, 3 V/mV V/mV V/mV V/mV 80 60 4 4 4 4 4 8 5, 6 170 5, 6 5, 6 5, 6 3.9 3.0 mV mV mV V V V/µs 200 kHz 75 130 3 nA 2, 3 2, 3 1 1 6 2 130 nA 3.20 0.05 1 Output Low, No Load Output Low, 2k to GND Output Low, ISINK = 100µA Output High, No Load Output High, 2k to GND Slew Rate µV µV/°C 0.8 1 1 94 UNITS µV/Month 3.5 0 VCM = 0V to 3.5V VCM = 0.05V to 3.2V Minimum Supply Voltage 370 0.5 Common-Mode Rejection Ratio Output Voltage Swing 4 0.5 SR 2 NOTES MIN TA = 25°C SUB- – 55°C ≤ TA ≤ 125°C SUBTYP MAX GROUP MIN TYP MAX GROUP SYMBOL 1 95 2, 3 µA dB 2.3 V RH1078M TABLE 1: ELECTRICAL CHARACTERISTICS (Preirradiation) VS = ±15V unless otherwise specified. CONDITIONS PARAMETER VOS Input Offset Voltage ∆VOS ∆Temp Average Tempco of Offset Voltage IOS Input Offset Current 0.8 IB Input Bias Current 15 MIN 350 4 1 13.5 –15.0 1 1 1 Common-Mode Rejection Ratio VCM = 13.5V, – 15V VCM = 13V, – 14.9V 97 PSRR Power Supply Rejection Ratio VS = 5V, 0V to ±18V 100 1 AVOL Large-Signal Voltage Gain VO = ±10V, RL = 50k VO = ±10V, RL = 2k VO = ±10V, RL = 5k 1000 300 1 1 VOUT Output Voltage Swing RL = 50k RL = 2k RL = 5k ±13 ±11 4 4 SR Slew Rate IS Supply Current 600 2, 3 Note 1: All noise parameters are for VS = ±2.5V, VO = 0V. Note 2: This parameter is guaranteed by design, characterization or correlation to other tested parameters. 2, 3 nA 18 2, 3 nA V V 90 2, 3 dB dB 94 2, 3 dB 2, 3 V/mV V/mV V/mV 5, 6 V V V ±11 4 100 1 µV 1.5 150 0.06 Per Amplifier UNITS µV/°C 0.6 Input Voltage Range CMRR NOTES TA = 25°C SUB- – 55°C ≤ TA ≤ 125°C SUBTYP MAX GROUP MIN TYP MAX GROUP SYMBOL V/µs 125 2, 3 µA Note 3: Power supply rejection ratio is measured at the minimum supply voltage. The op amps actually work at 1.8V supply but with a typical offset skew of – 300µV. 3 RH1078M TABLE 1A: ELECTRICAL CHARACTERISTICS (Postirradiation) VS = 5V, 0V, VCM = 0.1V, V0 = 1.4V, TA = 25°C unless otherwise noted. SYMBOL PARAMETER CONDITIONS 10KRAD(Si) 25KRAD(Si) MIN MAX MIN MAX 100KRAD(Si) 50KRAD(Si) 75KRAD(Si) MIN MAX MIN MAX MIN MAX UNITS VOS Input Offset Voltage 120 175 250 500 µV IOS Input Offset Current 2 8 13 18 nA IB Input Bias Current 20 40 80 100 nA 3.5 3.5 3.5 3.5 V CMRR Common-Mode Rejection Ratio VCM = 0V to 3.5V 91 89 87 85 dB PSRR Power Supply Rejection Ratio VS = 2.3V to 12V 100 100 98 88 dB AVOL Large-Signal Voltage Gain VO = 0.03V to 4V, No Load VO = 0.03V to 3.5V, RL = 50k 150 120 150 50 100 20 50 10 V/mV V/mV VOUT Output Voltage Swing Output Low, No Load Output Low, 2k to GND Output Low, ISINK = 100µA Output High, No Load Output High, 2k to GND 4.2 3.5 4.2 3.5 4.2 3.5 4.2 3.5 mV mV mV V V 0.04 0.03 0.02 0.01 V/µs Input Voltage Range SR Slew Rate AV = 1, VS = ±2.5V IS Supply Current per Amplifier 4 6 2 130 75 9 2 140 75 13 2 150 75 20 2 160 75 µA RH1078M TABLE 1A: ELECTRICAL CHARACTERISTICS (Postirradiation) VS = ±15V unless otherwise noted. SYMBOL PARAMETER CONDITIONS 10KRAD(Si) 25KRAD(Si) MIN MAX MIN MAX 100KRAD(Si) 50KRAD(Si) 75KRAD(Si) MIN MAX MIN MAX MIN MAX UNITS VOS Input Offset Voltage 350 500 650 800 1000 µV IOS Input Offset Current 2 8 13 18 23 nA IB Input Bias Current 20 40 80 100 120 nA Input Voltage Range 13.5 –15.0 13.5 –15.0 13.5 –15.0 13.5 –15.0 13.5 –15.0 V V CMRR Common-Mode Rejection Ratio VCM = 13.5V, – 15V 94 92 90 88 86 dB PSRR Power Supply Rejection Ratio VS = 5V, 0V to ±18V 100 100 98 88 78 dB AVOL Large-Signal Voltage Gain VO = 10V, RL = 50k VO = 10V, RL = 2k 1000 300 700 200 400 120 150 45 50 15 V/mV V/mV VOUT Output Voltage Swing RL = 50k RL = 2k ±13 ±11 ±13 ±11 ±13 ±11 ±13 ±11 ±13 ±10 V V SR Slew Rate IS Supply Current 0.05 per Amplifier 0.04 100 0.03 100 0.02 100 0.01 100 V/µs 100 µA 5 RH1078M U W TABLE 2: ELECTRICAL TEST REQUIRE E TS MIL-STD-883 TEST REQUIREMENTS SUBGROUP Final Electrical Test Requirements (Method 5004) 1*,2,3,4,5,6 Group A Test Requirements (Method 5005) 1,2,3,4,5,6 Group C and D End Point Electrical Parameters (Method 5005) 1,2,3 * PDA Applies to subgroup 1. See PDA Test Notes. PDA Test Notes The PDA is specified as 5% based on failures from group A, subgroup 1, tests after cooldown as the final electrical test in accordance with method 5004 of MIL-STD-883 Class B. The verified failures of group A, subgroup 1, after burnin divided by the total number of devices submitted for burn-in in that lot shall be used to determine the percent for the lot. Linear Technology Corporation reserves the right to test to tighter limits than those given. U TYPICAL APPLICATIONS Input Offset Current 20 750 15 INPUT OFFSET CURRENT (nA) INPUT OFFSET VOLTAGE (µV) Input Offset Voltage 1000 500 250 0 –250 –500 –750 10 5 0 –5 –10 –15 –1000 –20 1 10 100 TOTAL DOSE-KRADs (Si) 1 1000 10 100 TOTAL DOSE-KRADs (Si) 1078M • G1 1078M • G2 Input Bias Current Common-Mode Rejection Ratio 130 COMMON-MODE REJECTION RATIO (dB) 0 INPUT BIAS CURRENT (nA) –20 –40 – 60 –80 –100 –120 –140 120 110 100 90 –160 1 10 100 TOTAL DOSE-KRADs (Si) 1000 1078M • G3 6 1000 1 10 100 TOTAL DOSE-KRADs (Si) 1000 1078M • G4 RH1078M U TYPICAL APPLICATIONS Large-Signal Voltage Gain 150 130 140 LARGE-SIGNAL VOLTAGE GAIN (dB) POWER SUPPLY REJECTION RATIO (dB) Power Supply Rejection Ratio 140 120 110 100 90 80 70 60 1 10 100 TOTAL DOSE-KRADs (Si) VS = ±15V VO = ±10V RL = 2k 130 120 110 VS = 5V, 0V VO = 0.03V TO 3.5V RL = 50k 100 90 80 70 1000 1 10 100 TOTAL DOSE-KRADs (Si) 1078M • G5 1000 1078M • G6 Gain-Bandwidth Product Slew Rate 0.16 400 0.14 350 GAIN-BANDWIDTH PRODUCT (kHz) VS = ±15V SLEW RATE (V/µs) 0.12 VS = ±15V 0.10 0.08 VS = 5V, 0V 0.06 0.04 0.02 300 250 200 150 100 50 0 0 1 10 100 TOTAL DOSE-KRADs (Si) 1 1000 10 100 TOTAL DOSE-KRADs (Si) 1078M • G8 1078M • G7 10Hz Noise Density Positive Output Voltage Swing 16 160 POSITIVE OUTPUT VOLTAGE SWING (V) VS = ±15V 140 10Hz NOISE DENSITY (nV/√Hz) 1000 120 100 80 60 40 20 VS = ±15V RL = 50k 14 12 RL = 2k 10 8 6 4 2 0 0 1 10 100 TOTAL DOSE-KRADs (Si) 1000 1 10 100 TOTAL DOSE-KRADs (Si) 1078M • G9 Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no representation that the interconnection of its circuits as described herein will not infringe on existing patent rights. 1000 1078M • G10 7 RH1078M U TYPICAL APPLICATIONS Output Voltage Swing Low, No Load Negative Output Voltage Swing 26 VS = ±15V VS = 5V, 0V –2 OUTPUT VOLTAGE SWING (mV) NEGATIVE OUTPUT VOLTAGE SWING (V) 0 –4 –6 –8 –10 –12 RL = 2k –14 24 20 18 16 12 8 4 RL = 50k –16 0 1 10 100 TOTAL DOSE-KRADs (Si) 1000 1 10 100 TOTAL DOSE-KRADs (Si) 1078M • G11 1078M • G12 Output Voltage Swing Low, 2k to GND Output Voltage Swing Low, ISINK = 100mA 1.6 160 VS = 5V, 0V 1.4 OUTPUT VOLTAGE SWING (mV) OUTPUT VOLTAGE SWING (mV) VS = 5V, 0V 1.2 1.0 0.8 0.6 0.4 0.2 140 120 100 80 60 40 20 0 0 1 10 100 TOTAL DOSE-KRADs (Si) 1000 1 10 100 TOTAL DOSE-KRADs (Si) 1078M • G13 Output Voltage Swing High Supply Current 80 NO LOAD SUPPLY CURRENT PER AMPLIFIER (µA) VS = 5V, 0V 4.4 4.2 4.0 2k TO GND 3.8 1000 1078M • G14 4.6 OUTPUT VOLTAGE SWING (V) 1000 3.6 3.4 3.2 3.0 70 60 50 VS = 15V 40 VS = 5V, 0V 30 20 10 0 1 10 100 TOTAL DOSE-KRADs (Si) 1000 1078M • G15 1 10 100 TOTAL DOSE-KRADs (Si) 1000 1078M • G16 I.D. No. 66-10-0100 Rev. E 0798 8 Linear Technology Corporation 1630 McCarthy Blvd., Milpitas, CA 95035-7417 ● (408) 432-1900 FAX: (408) 434-0507 ● TELEX: 499-3977 ● www.linear-tech.com rh1078me LT/TP 0798 500 REV E • PRINTED IN USA LINEAR TECHNOLOGY CORPORATION 1994