Dual Differential Comparator Single Supply Operation: Dual Supply

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Dual Differential Comparator Single Supply Operation: Dual Supply

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LM2903/LM2903I,LM393/LM393A, LM293/LM293A
Dual Differential Comparator
Single Supply Operation: Dual Supply Operation: ±18V Allow Comparison Voltages Near Ground Potential Current Drain 800µA Typ. Compatible with Forms Logic Input Bias Current 25nA Typ. Input Offset Current ±5nA Typ. Offset Voltage ±1mV Typ.
Features
Description
LM2903/LM2903I, LM393/LM393A, LM293/ LM293A consist independent voltage comparators designed operate from single power supply over wide voltage range.
8-DIP
8-SOP
Internal Block Diagram
Rev. 1.0.2
©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 Power Dissipation Operating Temperature LM393/LM393A LM2903 LM2903I LM293/LM293A Storage Temperature Symbol VI(DIFF) TOPR Value Continuous +105 +150 Unit
TSTG
LM2903/LM2903I,LM393/LM393A, LM293/LM293A
Electrical Characteristics
(VCC =5V, TA=25°C, 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 IBIAS Conditions VO(P) =1.4V, VCM= to1.5V Note Note Note LM293A/LM393A Min. Note TLRES TRES ISINK VSAT =15V, (for large VO(P-P)swing) =TTL Logic Swing VREF =1.4V, 5.1K =5V, =5.1K VI(-) VI(+) =0V, VO(P) 1.5V VI(-) VI(+) ISINK VI(-) VI(+) Note VO(P) VO(P) Typ. Max. ±4.0 ±150 -1.5 VCC-2 LM293/LM393 Min. Typ. Max. ±9.0 ±150 -1.5 VCC-2 V/mV Unit
VI(R)
IO(LKG)
NOTE LM393/LM393A: +70°C LM2903: +85°C LM2903I: +105°C LM293/LM293A +85°C
LM2903/LM2903I,LM393/LM393A, LM293/LM293A
Electrical Characteristics (Continued)
(VCC =5V, TA=25°C, 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 LM393/LM393A: +70°C LM2903: +85°C LM2903I: +105°C LM293/LM293A +85°C
Symbol IBIAS
Conditions VO(P) =1.4V, VCM= 1.5V Note Note Note
LM2903/LM2903I Min. Typ. Max. ±200 -1.5 VCC-2
Unit
VI(R) Note TLRES TRES ISINK VSAT IO(LKG) =15V, RL15K (for large VO(P-P)swing) =TTL Logic Swing VREF =1.4V, 5.1K 5.1K VI(-) VI(+) VO(P) 1.5V VI(-) VI(+) ISINK VI(-) VI(+) Note VO(P) VO(P)
V/mV
LM2903/LM2903I,LM393/LM393A, LM293/LM293A
Typical Performance Characteristics
Figure Supply Current Supply Voltage
Figure Input Current Supply Voltage
Figure Output Saturation Voltage Sink Current
Figure Response Time Various Input Overdrive-Negative Transition
Figure Response Time Various Input Overdrive-Positive Transition
LM2903/LM2903I,LM393/LM393A, LM293/LM293A
Mechanical Dimensions
Package
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 0.79 0.031 9.20 ±0.20 0.362 ±0.008 9.60 0.378 2.54 0.100 5.08 0.200 7.62 0.300 3.40 ±0.20 0.134 ±0.008 3.30 ±0.30 0.130 ±0.012 0.33 0.013
0.25 -0.05
0~15°
+0.10
0.010 -0.002
+0.004
LM2903/LM2903I,LM393/LM393A, LM293/LM293A
Mechanical Dimensions (Continued)
Package
8-SOP
1.55 ±0.20 0.061 ±0.008 0.1~0.25 0.004~0.001
4.92 ±0.20 0.194 ±0.008 5.13 0.202
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 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
1.27 0.050
0.41 ±0.10 0.016 ±0.004
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 70°C 8-SOP 8-DIP 8-SOP 8-DIP 8-SOP 8-DIP 85°C 8-SOP 85°C 105°C Operating Temperature
DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES RIGHT MAKE CHANGES WITHOUT FURTHER NOTICE PRODUCTS HEREIN IMPROVE RELIABILITY, FUNCTION DESIGN. FAIRCHILD DOES ASSUME LIABILITY ARISING APPLICATION PRODUCT CIRCUIT DESCRIBED HEREIN; NEITHER DOES CONVEY LICENSE UNDER PATENT RIGHTS, RIGHTS OTHERS. LIFE SUPPORT POLICY FAIRCHILD'S PRODUCTS AUTHORIZED CRITICAL COMPONENTS LIFE SUPPORT DEVICES SYSTEMS WITHOUT EXPRESS WRITTEN APPROVAL PRESIDENT FAIRCHILD SEMICONDUCTOR CORPORATION. used herein: Life support devices systems devices systems which, intended surgical implant into body, support sustain life, whose failure perform when properly used accordance with instructions provided labeling, reasonably expected result significant injury user.
www.fairchildsemi.com 9/25/01 0.0m Stock#DSxxxxxxxx 2001 Fairchild Semiconductor Corporation
critical component component life support device system whose failure perform reasonably expected cause failure life support device system, affect safety effectiveness.

Dual Differential Comparator Single Supply Operation: Dual Supply

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