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LM393

Fairchild Semiconductor
Part Number LM393
Manufacturer Fairchild Semiconductor
Description Dual Differential Comparator
Published Oct 25, 2015
Detailed Description www.fairchildsemi.com LM2903,LM393/LM393A,LM293A Dual Differential Comparator Features • Single Supply Operation: 2V to...
Datasheet PDF File LM393 PDF File

LM393
LM393

Overview
www.
fairchildsemi.
com LM2903,LM393/LM393A,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 800A 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, LM393/LM393A, LM293A consist of two independent voltage comparators designed to operate from a single power supply over a wide voltage range.
8-DIP 1 8-SOIC 1 Internal Block Diagram OUTPUT1 1 IN1 (-) 2 - IN1 (+) 3 + GND 4 8 VCC 7 OUTPUT2 - 6 IN2 (-) + 5 IN2 (+) ©2012 Fairchild Semiconductor Corporation Rev.
2.
0.
2 LM2903,LM393/LM393A,LM293A Schematic Diagram VCC IN (+) IN (-) GND Q9 D2 Q2 D1 Q1 D3 Q3 D4 Q4 Q5 Q6 Q12 Q14 R2 Q8 Q7 Q13 R1 OUTPUT D5 D6 Absolute Maximum Ratings Parameter Power Supply Voltage Differential Input Voltage Input Voltage Output Short Circuit to GND Power Dissipation, Ta = 25C 8-DIP 8-SOIC Operating Temperature LM393/LM393A LM2903 LM293A Storage Temperature Symbol VCC VI(DIFF) VI - PD TOPR TSTG Thermal Data Parameter Thermal Resistance Junction-Ambient Max.
8-DIP 8-SOIC Symbol Rja Value 18 or 36 36 -0.
3 to +36 Continuous 1040 480 0 ~ +70 -40 ~ +105 -25 ~ +85 -65 ~ +150 Value 120 260 Unit V V V - mW C C Unit C/W 2 LM2903,LM393/LM393A,LM293A Electrical Characteristics (VCC = 5V, TA = 25C, unless otherwise specified) Parameter Symbol Conditions LM293A/LM393A LM393 Unit Min.
Typ.
Max.
Min.
Typ.
Max.
Input Offset Voltage VO(P) =1.
4V, RS = 0 VIO VCM= 0 to 1.
5V Note1 - 1 2 - 1 5 mV - - 4.
0 - - 9.
0 Input Offset Current IIO Note1 - 5 50 - 5 50 nA - - 150 - - 150 Input Bias Current IBIAS Note1 - 65 250 - 65 250 nA - - 400 - - 400 Input Common Mode Voltage Range VI(R) Note1 0 - VCC -1.
5 0 - VCC -1.
5 V 0 - VCC-2 0 - VCC-2 Supply Current RL = VCC = 5V ICC RL = , VCC = 30V ...


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