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| www.fairchildsemi.com KA293/KA293A, KA393/KA393A, KA2903 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. Descritpion The KA293 series consists of two independent voltage comparators designed to operate from a single power supply over a wide voltage range. 8-DIP 1 8-SOP 1 9-SIP 1 Internal Block Diagram Rev. 1.0.2 (c)2001 Fairchild Semiconductor Corporation KA293/KA293A, KA393/KA393A, KA2903 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 KA393/KA393A KA293/KA293A KA2903 Storage Temperature Symbol VCC VI(DIFF) VI PD Value 18 or 36 36 - 0.3 to +36 Continuous 1040 480 0 ~ + 70 - 25 ~ + 85 - 40 ~ + 85 - 65 ~ + 150 Unit V V V mW TOPR C TSTG C Thermal Data Parameter Thermal Resistance Junction-Ambient Max. 8-DIP 8-SOP Symbol Rja Value 120 260 Unit C/W 2 KA293/KA293A, KA393/KA393A, KA2903 Electrical Characteristics (VCC =5V, TA=25C, unless otherwise specified) Parameter Input Offset Voltage Input Offset Current Input Bias Current Symbol VIO IIO IBIAS Conditions VO(P) =1.4V, RS =0 VCM= 0 to1.5V Note 1 Note 1 Note 1 KA293A/KA393A Min. 0 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 0 50 6 0.6 0.8 200 350 1.4 18 160 0.1 1 5 65 2 4.0 50 150 250 400 VCC -1.5 VCC -2 1 2.5 400 700 1.0 KA293/KA393 0 0 50 6 1 5 65 0.6 0.8 200 350 1.4 18 160 0.1 5 9.0 50 150 250 400 VCC -1.5 VCC -2 1 2.5 400 700 1.0 Unit mV nA nA Typ. Max. Min. Typ. Max. Input Common Mode Voltage Range V Supply Current Voltage Gain Large Signal Response Time Response Time Output Sink Current Output Saturation Voltage Output Leakage Current mA V/mV nS S mA mV nA A NOTE 1 KA393 / KA393A : 0 TA +70C KA293 / KA293A : -25 TA +85C KA2903 : -40 TA +85C 3 KA293/KA293A, KA393/KA393A, KA2903 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 KA393 / KA393A : 0 TA +70C KA293 / KA293A : -25 TA +85C KA2903 : -40 TA +85C Symbol VIO IIO IBIAS VI(R) ICC GV TLRES TRES ISINK VSAT IO(LKG) Conditions VO(P) =1.4V, RS =0 VCM= 0 to 1.5V Note 1 Note 1 Note 1 Note 1 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 KA2903 Min. 0 0 25 6 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 V mA V/mV nS S mA mV nA A 4 KA293/KA293A, KA393/KA393A, KA2903 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 KA293/KA293A, KA393/KA393A, KA2903 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 0.79 ) 0.031 #8 9.20 0.20 0.362 0.008 9.60 MAX 0.378 #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 #1 #4 0.25 -0.05 0~15 +0.10 0.010 -0.002 +0.004 6 ( KA293/KA293A, KA393/KA393A, KA2903 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 KA293/KA293A, KA393/KA393A, KA2903 Mechanical Dimensions (Continued) Package Dimensions in millimeters 9-SIP #1 21.84 0.20 0.860 0.008 22.24 MAX 0.876 1.20 0.10 0.047 0.004 #9 5.80 0.20 0.228 0.008 7.30 MAX 0.287 1.15 0.20 0.045 0.008 3.30 0.30 0.130 0.012 2.54 0.100 0.60 0.10 0.024 0.004 ( 0.76 ) 0.030 1.25 0.10 0.049 0.004 0.25 0.10 0.010 0.004 6.00 MAX 0.236 8 3.00 0.20 0.118 0.008 KA293/KA293A, KA393/KA393A, KA2903 Ordering Information Product Number KA393 KA393A KA393D KA393AD KA393S KA293 KA293A KA293D KA293AD KA2903 KA2903D Package 8-DIP 8-SOP 9-SIP 8-DIP -25 ~ + 85C 8-SOP 8-DIP 8-SOP -40 ~ + 85C 0 ~ + 70C Operating Temperature 9 KA293/KA293A, KA393/KA393A, KA2903 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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