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| www.fairchildsemi.com LM2903/LM2903I,LM393/LM393A, LM293/LM293A Dual Differential Comparator Features * * * * * * * * Single Supply Operation: 2V to 36V Dual Supply Operation: 1V to 18V Allow Comparison of Voltages Near Ground Potential Low Current Drain 800A Typ. Compatible with all Forms of Logic Low Input Bias Current 25nA Typ. Low Input Offset Current 5nA Typ. Low Offset Voltage 1mV Typ. Description The LM2903/LM2903I, LM393/LM393A, LM293/ LM293A consist of two independent voltage comparators designed to operate from a single power supply over a wide voltage range. 8-DIP 1 8-SOP 1 Internal Block Diagram Rev. 1.0.3 (c)2001 Fairchild Semiconductor Corporation LM2903/LM2903I,LM393/LM393A, LM293/LM293A Schematic Diagram Absolute Maximum Ratings Parameter Power Supply Voltage Differential Input Voltage Input Voltage Output Short Circuit to GND Power Dissipation, Ta = 25C 8-DIP 8-SOP Operating Temperature LM393/LM393A LM2903 LM2903I LM293/LM293A Storage Temperature Symbol VCC VI(DIFF) VI PD Value 18 or 36 36 - 0.3 to +36 Continuous 1040 480 0 ~ +70 - 40 ~ +85 -40 ~ +105 -25 ~ +85 - 65 ~ +150 Unit V V V mW TOPR TSTG C C Thermal Data Parameter Thermal Resistance Junction-Ambient Max. 8-DIP 8-SOP Symbol Rja Value 120 260 Unit C/W 2 LM2903/LM2903I,LM393/LM393A, LM293/LM293A Electrical Characteristics (VCC = 5V, TA = 25C, unless otherwise specified) Parameter Input Offset Voltage Input Offset Current Input Bias Current Input Common Mode Voltage Range Supply Current Voltage Gain Large Signal Response Time Response Time Output Sink Current Output Saturation Voltage Output Leakage Current Symbol VIO IIO IBIAS Conditions VO(P) =1.4V, RS = 0 VCM= 0 to1.5V Note 1 Note 1 Note 1 LM293A/LM393A Min. 0 Note 1 ICC GV TLRES TRES ISINK VSAT RL = , VCC = 5V RL = , VCC = 30V VCC =15V, RL 15K (for large VO(P-P)swing) VI =TTL Logic Swing VREF =1.4V, VRL = 5V, RL = 5.1K VRL =5V, RL =5.1K VI(-) 1V, VI(+) =0V, VO(P) 1.5V VI(-) 1V, VI(+) = 0V ISINK = 4mA VI(-) = 0V, VI(+) = 1V Note 1 VO(P) = 5V VO(P) = 30V 0 50 6 Typ. 1 5 65 0.6 0.8 200 350 1.4 18 160 0.1 Max. 2 4.0 50 150 250 400 VCC -1.5 VCC-2 1 2.5 400 700 1.0 0 0 50 6 LM293/LM393 Min. Typ. 1 5 65 0.6 0.8 200 350 1.4 18 160 0.1 Max. 5 9.0 50 150 250 400 VCC -1.5 VCC-2 1 2.5 400 700 1.0 mV nA A mA V/mV nS S mA Unit mV nA nA VI(R) V IO(LKG) NOTE 1 LM393/LM393A: 0 TA +70C LM2903: -40 TA +85C LM2903I: -40 TA +105C LM293/LM293A : -25 TA +85C 3 LM2903/LM2903I,LM393/LM393A, LM293/LM293A Electrical Characteristics (Continued) (VCC = 5V, TA = 25C, unless otherwise specified) Parameter Input Offset Voltage Input Offset Current Input Bias Current Input Common Mode Voltage Range Supply Current Voltage Gain Large Signal Response Time Response Time Output Sink Current Output Saturation Voltage Output Leakage Current Note 1 LM393/LM393A: 0 TA +70C LM2903: -40 TA +85C LM2903I: -40 TA +105C LM293/LM293A : -25 TA +85C Symbol VIO IIO IBIAS Conditions VO(P) =1.4V, RS = 0 VCM= 0 to 1.5V Note 1 Note 1 Note 1 LM2903/LM2903I Min. 0 Typ. 1 9 5 50 65 0.6 1 100 350 1.5 16 160 0.1 Max. 7 15 50 200 250 500 VCC -1.5 VCC-2 1 2.5 400 700 1.0 Unit mV nA nA VI(R) Note 1 ICC GV TLRES TRES ISINK VSAT IO(LKG) RL = , VCC = 5V RL = , VCC = 30V VCC =15V, RL15K (for large VO(P-P)swing) VI =TTL Logic Swing VREF =1.4V, VRL = 5V, RL = 5.1K VRL = 5V, RL = 5.1K VI(-) 1V, VI(+) = 0V, VO(P) 1.5V VI(-) 1V, VI(+) = 0V ISINK = 4mA VI(-) = 0V, VI(+) = 1V Note 1 VO(P) = 5V VO(P) = 30V V 0 25 6 - mA V/mV nS S mA mV nA A 4 LM2903/LM2903I,LM393/LM393A, LM293/LM293A Typical Performance Characteristics Figure 1. Supply Current vs Supply Voltage Figure 2. Input Current vs Supply Voltage Figure 3. Output Saturation Voltage vs Sink Current Figure 4. Response Time for Various Input Overdrive-Negative Transition Figure 5. Response Time for Various Input Overdrive-Positive Transition 5 LM2903/LM2903I,LM393/LM393A, LM293/LM293A Mechanical Dimensions Package Dimensions in millimeters 8-DIP 1.524 0.10 0.018 0.004 0.060 0.004 0.46 0.10 6.40 0.20 0.252 0.008 ( #1 #8 9.20 0.20 0.362 0.008 9.60 MAX 0.378 #4 #5 2.54 0.100 5.08 MAX 0.200 7.62 0.300 3.40 0.20 0.134 0.008 3.30 0.30 0.130 0.012 0.33 MIN 0.013 0.79 ) 0.031 0.25 -0.05 0~15 +0.10 0.010 -0.002 +0.004 6 LM2903/LM2903I,LM393/LM393A, LM293/LM293A Mechanical Dimensions (Continued) Package Dimensions in millimeters 8-SOP MIN 1.55 0.20 0.061 0.008 0.1~0.25 0.004~0.001 #1 #8 4.92 0.20 0.194 0.008 5.13 MAX 0.202 ( #4 #5 6.00 0.30 0.236 0.012 +0.10 0.15 -0.05 +0.004 0.006 -0.002 0.56 ) 0.022 1.80 MAX 0.071 MAX0.10 MAX0.004 3.95 0.20 0.156 0.008 5.72 0.225 0.50 0.20 0.020 0.008 0~ 8 1.27 0.050 0.41 0.10 0.016 0.004 7 LM2903/LM2903I,LM393/LM393A, LM293/LM293A Ordering Information Product Number LM393N LM393AN LM393M LM393AM LM2903N LM2903M LM2903IN LM2903IM LM293N LM293AN LM293M LM293AM Package 8-DIP 0 ~ + 70C 8-SOP 8-DIP 8-SOP 8-DIP 8-SOP 8-DIP -25 ~ + 85C 8-SOP -40 ~ + 85C -40 ~ + 105C Operating Temperature 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 FAIRCHILD'S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, and (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in a significant injury of the user. www.fairchildsemi.com 12/21/01 0.0m 001 Stock#DSxxxxxxxx 2001 Fairchild Semiconductor Corporation 2. A critical component in any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. |
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