LM193 - LM293 LM393 LOW POWER DUAL VOLTAGE COMPARATORS . . .. .. . . . WIDE SINGLE SUPPLY VOLTAGE RANGE OR DUAL SUPPLIES +2V TO +36V OR 1V TO 18V VERY LOW SUPPLY CURRENT (0.4mA) INDEPENDENT OF SUPPLY VOLTAGE (1 mW/comparator at +5V) LOW INPUT BIAS CURRENT : 25nA TYP LOW INPUT OFFSET CURRENT : 5nA TYP LOW INPUT OFFSET VOLTAGE : 1mV TYP INPUT COMMON-MODE VOLTAGE RANGE INCLUDES GROUND LOW OUTPUT SATURATION VOLTAGE : 250mV TYP. (IO = 4mA) DIFFERENTIAL INPUT VOLTAGE RANGE EQUAL TO THE SUPPLY VOLTAGE TTL, DTL, ECL, MOS, CMOS COMPATIBLE OUTPUTS N DIP8 (Plastic Package) D SO8 (Plastic Micropackage) DESCRIPTION ORDER CODES Part Number Temperature Range Package N D o * * LM193 -55, +125 C LM293 -40, +105 C o * * LM393 0, +70oC * * 193-01.TBL These devices consist of two independent low power voltage comparators designed specifically to operate from a single supply over a wide range of voltages. Operation from split power supplies is also possible. These comparators also have a unique characteristic in that the input common-mode voltage range includes ground even though operated from a single power supply voltage. Example : LM393D PIN CONNECTIONS (top views) DIP8/SO8 2 - 3 + 4 October 1994 8 7 - 6 + 5 1 - Output 1 2 - Inverting input 1 3 - Non-inverting input 1 4 - VCC 5 - Non-inverting input 2 6 - Inverting input 2 7 - Output 2 8 - VCC+ 193-01.EPS 1 1/9 LM193 - LM293 - LM393 SCHEMATIC DIAGRAM (1/2 LM193) VCC 3.5A 100A 3.5A 100A Non-inverting Input VCC VO VCC Inverting Input 193-02.EPS VCC ABSOLUTE MAXIMUM RATINGS Parameter VCC Supply Voltage Vid Differential Input Voltage Vi Input Voltage LM193 LM293 LM393 18 or 36 18 or 36 18 or 36 V 36 36 36 V -0.3 to +36 -0.3 to +36 -0.3 to +36 V Output Short-circuit to Ground - (note 1) Unit Infinite Ptot Power Dissipation Toper Operating Free-air TemperatureRange -55 to +125 -40 to +105 0 to +70 o C Tstg Storage Temperature Range -65 to +150 -65 to +150 -65 to +150 o C Notes : 2/9 830 + mW 1. Short- circui t from the output to VCC can cause excessive heating and eventual destruct ion. The maximum output current i s approximately 20mA, independent of the magnitude of V CC + . 193-02.TBL Symbol LM193 - LM293 - LM393 ELECTRICAL CHARACTERISTICS VCC+ = +5V, VCC- = 0V, Tamb = 25oC (unless otherwise specified) Vio Iib Iio Avd ICC Vicm Vid Parameter LM193 - LM293 - LM393 Typ. Max. Input Offset Voltage - (note 2) o Tamb = +25 C Tmin. Tamb Tmax. 1 5 9 Input Bias Current - (note 3) o Tamb = +25 C Tmin. Tamb Tmax. 25 250 400 Input Offset Current o Tamb = +25 C Tmin. Tamb Tmax. 5 50 150 Large Signal Voltage Gain VCC = 15V, RL = 15k, Vo = 1 to 11V Min. mV nA nA V/mV 50 Supply Current (all comparators) VCC = 5V, no load VCC = 30V, no load Input Common Mode Voltage Range - (note 4) o Tamb = +25 C Tmin. Tamb Tmax. 200 mA 0.4 1 + Differential Input Voltage - (note 6) VCC Low Level Output Voltage (Vid = -1V, Isink = 4mA) o Tamb = 25 C Tmin. Tamb Tmax 250 High Level Output Current (Vid = 1V, VCC = VO = 30V) o Tamb = 25 C Tmin. Tamb Tmax 0.1 Response Time (RL = 5.1k to VCC+) - (note 5) 1.3 Large Signal Response Time + (Vi = TTL, Vref = +1.4 V, RL = 5.1k to VCC ) 300 Notes : V mA VOL trel V VCC -1.5 VCC+ -2 Output Sink Current (Vid = -1V, VO = 1.5V) tre 1 2.5 + 0 0 Isink IOH Unit 6 16 mV 400 700 1 nA A s 193-03.TBL Symbol ns 2. At output switch poi nt, VO 1.4V, RS = 0 wi th VCC + from 5V to 30V and over the f ull input common-mode r ange (0V t o V CC + 1.5V). 3. T he directi on of the input curr ent i s out of the IC due to the PNP input stage. T his cur rent is essenti ally constant, independent of the st ate of the output , so no loading char ge exists on t he reference or input lines. 4. T he input common-mode voltage of either input si gnal vol tage should not be allowed to go negati ve by more t han 0.3V. T he upper end of the common-mode volt age range is VCC + -1. 5V, but ei ther or both input s can go to +30V without damage. 5. T he response time specifi ed is for a 100mV input step with 5mV overdr ive. For lar ger overdri ve si gnal s 300ns can be obtai ned. 6. Posi tive excursions of input vol tage may exceed the power supply level . As l ong as the other volt age remai ns wi thin the common- mode range the comparator will provi de a proper output state. The low input voltage stat e must not be less t han -0.3V ( or 0. 3V bel ow the negati ve power supply, i f used). 3/9 LM193 - LM293 - LM393 SUPPLY CURRENT versus SUPPLY VOLTAGE 80 Tamb = -55C INPUT CURRENT (nA) Vi = 0V Tamb = 0C = +25C T amb = +70C 0.4 Tamb = +125C 0.2 RL = 10 20 30 SUPPLY VOLTAGE (V) 40 -1 Tamb = -55C 10 10 -2 Tamb = +25C -3 10 -2 10 -1 10 0 10 Tamb = +125C 0 OUTPUT VOLTAGE(V) 0 1 10 2 OUTPUT SINK CURRENT (mA) 193-05.EPS SATURATION VOLTAGE (V) 1 Tamb = +125C 10 20 10 20 30 SUPPLY VOLTAGE (V) 6 5 4 3 2 1 0 0 -50 -100 Input overdrive : 5mV eI eo 100mV Tamb = +25C 0 0.5 0.5 1 1.5 TIME (s) 5V 5 .1 k eI eo 2 193-07.EPS OUTPUT VOLTAGE (V) INPUT VOLTAGE(mV) 4/9 6 Input overdrive : 100mV 5 4 5mV 3 2 20mV 1 0 100 Tamb = +25C 50 0 5V 5.1k 20mV RESPONSE TIME FOR VARIOUS INPUT OVERDRIVES - POSITIVE TRANSITION 0 40 RESPONSE TIME FOR VARIOUS INPUT OVERDRIVES - NEGATIVE TRANSITION Out of saturation 10 Tamb = +25C 40 Tamb = +70C OUTPUT SATURATION VOLTAGE versus OUTPUT CURRENT 10 Tamb = 0C INPUT VOLTAGE(mV) 0 Tamb = -55C 193-04.EPS T 0.6 9 R i = 10 60 1 1.5 TIME (s) 2 193-06.EPS 0.8 193-03.EPS SUPPLYCURRENT (mA) 1 INPUT CURRENT versus SUPPLY VOLTAGE LM193 - LM293 - LM393 TYPICAL APPLICATIONS BASIC COMPARATOR DRIVING CMOS 5V VCC = 5V 15k 100k +V(r ef ) +V (ref) 1/2 LM193 VO & -V(r ef ) 193-08.EPS -V (ref) 193-09.EPS 1/2 LM193 DRIVING TTL LOW FREQUENCY OP AMP 5V 5V 15k 10k 1/2 LM193 +V(re f ) ~ 1/2 LM193 e I & 100k 0.5 F 1k A V= 100 193-10.EPS & LOW FREQUENCY OP AMP 193-11.EPS -V(re f ) eo TRANSDUCER AMPLIFIER (eo = 0V for e I = 0V) 5V 5V Magnetic pick-up 10k 3k 15k eI 1/2 LM193 1/2 LM193 2N 2222 0.5 F eo 20M 100k 10k eo A V = 100 193-13.EPS 1k 193-12.EPS ~ 5/9 LM193 - LM293 - LM393 LOW FREQUENCY OP AMP WITH OFFSET ADJUST ZERO CROSSING DETECTOR (SINGLE POWER SUPPLY) 5V 5V Offset Adjust 100k 5V 1M R2 Rs eI 100k 1M RI 15k eI 1/2 LM193 0.5F R1 100k ~ 5.1k 100k 5.1k 5.1k 1/2 2N 2222 LM193 1N4148 20M 1k 10k 193-14.EPS 193-15.EPS eo TWO DECADES HIGH FREQUENCY VCO VCC 100k 3k 500pF LM193 1/2 0.01F 0.1 F 20k VCC 3k 5.1k 1/2 10k Frequency control voltage input vcontrol 100k Output1 LM193 VCC /2 Output 2 20k 50k VCC /2 1/2 LM193 193-16.EPS VCC = +30V +250mV Vcontrol +50V 700 Hz of 100kHz LIMIT COMPARATOR CRYSTAL CONTROLLED OSCILLATOR VCC = 15V V CC (12V) 2R 200k 10 k S V (ref) 2k 100k 1/2 LM193 high Lamp RS e I 0.1F 1/2 LM193 VCC 0 eo ~ f = 100kHz 6/9 193-18.EPS low S 200k 2N 2222 193-17.EPS 2R V (ref) 1/2 LM193 LM193 - LM293 - LM393 SPLIT-SUPPLY APPLICATIONS ZERO CROSSING DETECTOR COMPARATOR WITH A NEGATIVE REFERENCE 15V 15V 5.1k 1/2 LM193 eo eI ~ eo 15V 193-20.EPS 5V 193-19.EPS eI ~ 1/2 LM193 5.1k 15V 7/9 LM193 - LM293 - LM393 PACKAGE MECHANICAL DATA 8 PINS -PLASTIC DIP OR CERDIP B I L a1 A e4 b1 B1 b E e Z e3 Z D 5 1 4 A a1 B b b1 D E e e3 e4 F i L Z 8/9 Min. Millimeters Typ. 3.32 0.51 1.15 0.356 0.204 Max. 1.65 0.55 0.304 10.92 9.75 7.95 Min. 0.020 0.045 0.014 0.008 Max. 0.065 0.022 0.012 0.430 0.384 0.313 2.54 7.62 7.62 3.18 Inches Typ. 0.131 0.100 0.300 0.300 6.6 5.08 3.81 1.52 0.125 0260 0.200 0.150 0.060 DIP8.TBL Dimensions PM-DIP8.EPS F 8 LM193 - LM293 - LM393 PACKAGE MECHANICAL DATA 8 PINS -PLASTIC MICROPACKAGE (SO) s e3 b1 e a1 b A a2 C c1 a3 L E D M 5 1 4 A a1 a2 a3 b b1 C c1 D E e e3 F L M S Min. Millimeters Typ. 0.1 0.65 0.35 0.19 0.25 Max. 1.75 0.25 1.65 0.85 0.48 0.25 0.5 Min. Inches Typ. 0.026 0.014 0.007 0.010 Max. 0.069 0.010 0.065 0.033 0.019 0.010 0.020 0.189 0.228 0.197 0.244 0.004 o 45 (typ.) 4.8 5.8 5.0 6.2 1.27 3.81 3.8 0.4 0.050 0.150 4.0 1.27 0.6 0.150 0.016 0.157 0.050 0.024 SO8.TBL Dimensions PM-SO8.EPS F 8 o 8 (max.) Information furnished is believed to be accurate and reliable. However, SGS-T HOMSON Microelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No licence is granted by implication or otherwise under any patent or patent rights of SGS-THOMSON Microelectronics. Specifications mention ed in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. SGS-THOMSON Microelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of SGS-THOMSON Microelectronics. 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