LM311

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LM311
Single Comparator
input bias current 250nA (Max) input offset current 50nA (Max) Differential Input Voltage ±30V Power supply voltage single 5.0V supply ±15V. Offset voltage null capability. Strobe capability.
Description
LM311 series monolithic, input current voltage comparator. device also designed operate from dual single supply voltage.
8-DIP
8-SOP
Internal Block Diagram
Rev. 1.0.1
©2001 Fairchild Semiconductor Corporation
LM311
Schematic Diagram
Absolute Maximum Ratings
Parameter Total Supply Voltage Output Negative Supply Voltage LM311 Ground Negative voltage Differential Input Voltage Input Voltage Output Short Circuit Duration Power Dissipation Operating Temperature Range Storage Temperature Range Symbol VI(DIFF) TOPR TSTG Value +150 Unit
LM311
Electrical Characteristics
(VCC 15V, 25°C, unless otherwise specified) Parameter Input Offset Voltage Input Offset Current Input Bias Current Voltage Gain Response Time Saturation Voltage Strobe "ON" Current Output Leakage Current Input Voltage Range Positive Supply Current Negative Supply Current Strobe Current Symbol IBIAS TRES =50mA, -10mV VSAT ISTR(ON) ISINK VI(R) ISTR 4.5V, =8mA, -10mV, ISTR =3mA, 10mV =15V, VCC=±15V Note Note Note Note Note Note Conditions Min. Typ. 0.75 0.23 Max. -5.0 Unit V/mV
-14.5 -14.7 13.0 13.8 -2.2
Notes +70°C response time specified 100mV input step with over drive.
LM311
Typical Performance Characteristics
Figure Input Bias Current Temperature
Figure Input Offset Current Temperature
Figure Offset Voltage Input Resistance
Figure Input Bias Current Differential input voltage
Figure Common Mode Limits Temperature
Figure Output Voltage Differential input voltage
LM311
Typical Performance Characteristics (continued)
Figure Saturation voltage Current
Figure Supply Current Temperature
Figure Leakage Current Temperature
Figure Supply Current Supply Voltage
Figure Current Saturation Voltage
Figure Output Limiting Characterstics
LM311
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 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 0.79 0.031
0.25 -0.05
0~15°
+0.10
0.010 -0.002
+0.004
LM311
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
LM311
Ordering Information
Product Number LM311N LM311M Package 8-DIP 8-SOP Operating Temperature +70°C
LM311
LM311
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 6/1/01 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.

LM311

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