LM293/A, LM393/A, LM2903 DUAL COMPARATOR DUAL DIFFERENTIAL COMPARATOR 8 DIP The LM293 series consists of two independent voltage comparators designed to operate from a single power supply over a wide voltage range. FEATURES BLOCK DIAGRAM OUTPUT 1 (:) ina() L IN1(+4) (3) GND (4) Single Supply Operation: 2V to 36V Dual Supply Operation: + 1V to 18V Allow Comparison of Voltages Near Ground Potential Low Current Drain 800nA Typ Compatible with all Forms of Logic Low Input Bias Current 25nA Typ Low Input Offset Current t5nA WP Low Offset Voltage t1mV Typ () IN2(-) o IN2(+) ORDERING INFORMATION 8 SOP 9 SIP Device Package Operating Temperature LM393N LM393AN 8 DIP LM393S O~+ 75C LM393AS 9 SIP LM393M LM393AM 8 SOP LM293N LM293AN 8 DIP LM293S -25 ~ + 85C LM293AS 9 DIP LM293M LM293AM 8 SOP LM2903N 8 DIP LM2903M 8 SOP -40 ~ + 85C LM2903S 9 SIP saanepsaseesapananapssansananssapssnsessrananel Rev. B FAIRCHILD eee SEMICONDUCTOR =v 1999 Fairchild Semiconductor CorporationLM293/A, LM393/A, LM2903 DUAL COMPARATOR SCHEMATIC DIAGRAM Vec O \ aw L as a14 A A K b2 D3 D4 Q2 a3 D1 4 = R2 IN (+)O a1 a4 IN (~)O OUTPUT vp a8 Q7 Q13 ie Q5 Q6 DS R1 D6 GND O o ABSOLUTE MAXIMUM RATINGS Characteristic Symbol Value Unit Power Supply Voltage Veco 18 or 36 Vv Differential Input Voltage Vuoirr) 36 Vv Input Voltage Vi - 0.3 to +36 Vv Output Short Circuit to GND Continuous Power Dissipation Pp 570 mW Operating Temperature LM393/LM393A Torr 0~+70 C LM293/LM293A -25~ +85 LM2903 - 40 ~ +85 Storage Temperature Tsta -65~ +150 C sonprenapanapssanansannnpnanssnsasessecasanel FAIRCHILD a SEMICONDUCTOR =vLM293/A, LM393/A, LM2903 DUAL COMPARATOR ELECTRICAL CHARACTERISTICS (Vcc =5V, Ta=25C, unless otherwise specified) Ch teristi Test Conditi LM293A/LM393A | LM293/LM393 Unit aracteristic est Conditions ni Symbol Min| Typ| Max |Min| Typ | Max Vom =0V to Vec =1.5V +1 +2 +1 +5 Input Offset Voltage Vv P g |Vow) =1.4V, Re -00 [NOTE 1 +4.0 +9.9 } V \ +5 | +50 +5 +50 Input Offset Current 'o [NOTE 1 +150 +4150 nA . 65 | 250 65 250 Input Bias Current | A p Bias [NOTE 1 400 en Input Common Mode Vury 0 Voc-1.5} 0 Voo-1.5 Vv Voltage Range |NOTE 1 0 Voc2 | 0 Voo-2 RL =e 0.6 1 0.6 1 Supply Current lee : mA Ri = 2, Vec = 30V 08] 25 0.8 2.5 Voltage Gain Gy [Voc =15V, Ri>15KQ (for large Vow-Pswing) 50 | 200 50 | 200 VimV Large Signal Response tees V. =TTL Logic Swing 350 350 ns Time Vaer =1.4V, Vat =5V, RL =5.1KQ Response Time tres |VaL =5V, Rr =5.1KQ 1.4 1.4 us Output Sink Current Igink [Vig21V, Vieg =OV, VorS1.5V 6 | 18 6 | 18 mA . Vig21V, VI(+) =0V 160] 400 160 | 400 Output Saturation Voltage | V. P 9 thee = 4mA NOTE 1 700 zoo | "V Output Leakage Current lowKey Vig= OV, Vor = SV O.1 O.1 nA Vig =1V Voy) = 30V 1.0 1.0 HA NOTE 1 LM393/A: O<T as +70C LM293/A: -25<T as +85C LM2903: -40<T as +85C saanepsaseesapananapssansananssapssnsessrananel FAIRCHILD eee SEMICONDUCTOR =vLM293/A, LM393/A, LM2903 DUAL COMPARATOR ELECTRICAL CHARACTERISTICS (Vcc =5V, Ta=25C, unless otherwise specified) seat LM2903 Characteristic Symbol Test Conditions Min | Typ Max Unit ; Offset Vol Vom =OV to Veco =1.5V +H +7 V nout set Voltade Vio Vow) =1.4V, Rs -00 [NOTE 7 49 HS m +5 +50 Input Offset Current lio [NOTE 1 +50 +200 nA Input Bias Current Ibias [NoTE 7 8S = nA Input Common Mode Via 0 Veo-1.5 Vv Voltage Range *) [NOTE 1 0 Voo-2 Supply Current ; Ri =< 0.6 1 u urren ppy TRi =<, Veo = 30V 1 25 mA Voltage Gain Gy Voc =15V, RL>15KQ (for large Vow-Pyswing) 25 100 VimV Large Signal Response V, =TTL Logic Swing : tres 350 ns Time Vace =1.4V, Var =5V, Ri =5.1KQ Response Time tres Var =5V, RL =5.1KQ 1.5 us Output Sink Current link |Vig21V, Viey =OV, Voip) $1.5V 6 16 mA Output Saturation Voltage | Vsat Vig2tV, VI(+) =0V 160 400 mV Isink =4mA NOTE 1 700 Vig = OV, Voyry =5V 0.1 nA oO Leak Cc | utput Leakage Current lO(LKG) Vuy = 1V Voiy= 30V To nA NOTE 1 LM393/A: 0<T as +70C LM293/A: -25<T as +85C LM2903: -40<T as +85C saanepsaseesapananapssansananssapssnsessrananel FAIRCHILD eee SEMICONDUCTOR =vLM293/A, LM393/A, LM2903 TYPICAL PERFORMANCE CHARACTERISTICS Fig. 1 SUPPLY CURRENT SUPPLY CURRENT (mA) 0 5 10 15 20 SUPPLY VOLTAGE (V) 30 35 40 Fig. 3 OUTPUT SATURATION VOLTAGE SATURATION VOLTAGE (V} a 10-2 10 yo-1 10 10 10% QUTPUT SINK CURRENT (mA} Fig. 5 RESPONSE TIME FOR VARIOUS INPUT OVERDRIVE-POSITIVE TRANSITION INPUT VOLTAGE (mv) OUTPUT VOLTAGE () Qo 0. 4 8 TIME (usec) Tp = 25C INPUT CURRENT (nA) INPUT VOLTAGE (mv) OUTPUT VOLTAGE (V) DUAL COMPARATOR Fig. 2 INPUT CURRENT 8 6 8 $8 8 a 8 8 3 Oo 5 10 1% 20 23 wn xs 4 SUPPLY VOLTAGE {) Fig. 4 RESPONSE TIME FOR VARIOUS INPUT OVERDRIVE-NEGATIVE TRANSITION Ta = 25C o 4 0.8 1 1.4 TIME (usec) sonprenapanapssanansannnpnanssnsasessecasanel FAIRCHILD a SEMICONDUCTOR =vTRADEMARKS The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is not intended to be an exhaustive list of all such trademarks. ACEx ISOPLANAR CoolFET MICROWIRE CROSSVOLT POP E?CMOS PowerTrench FACT Qs FACT Quiet Series Quiet Series FAST SuperSOT-3 FASTr SuperSOT-6 GTO SuperSOT-8 HiSeC TinyLogic DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. LIFE SUPPORT POLICY FAIRCHILDS PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or 2. 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