ICL8211CPA Harris Corporation, ICL8211CPA Datasheet
ICL8211CPA
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ICL8211CPA Summary of contents
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... Both devices have a low current output (HYSTERESIS) which is switched on for input voltages in excess of 1.15V. The HYSTERESIS output may be used to provide positive and noise free output switching using a simple feedback network. Ordering Information PART NUMBER ICL8211CPA ICL8211CBA ICL8211CTY ICL8211MTY (Note 1) ICL8212CPA ICL8212CBA ...
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Functional Diagram VOLTAGE REFERENCE 1.15V REF Q7 Q23 R3 360k R1 20M Q8 Q9 Q10 R2 30k ICL8211 OPTION ICL8212 OPTION ICL8211, ICL8212 COMPARATOR OUTPUT BUFFERS Q18 ...
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Absolute Maximum Ratings Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.5V to +30V Output Voltage ...
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Electrical Specifications V+ = 5V, T PARAMETER SYMBOL Hysteresis Sat Voltage V I HYS(MAX) HYST measured with respect to V+ Max Available I HYS (MAX) Hysteresis Current Electrical Specifications ICL8211MTY/8212MTY PARAMETER SYMBOL Supply Current I+ 2.8 < V+ < 30 ...
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Typical Performance Curves 10,000 + +10V 1,000 ICL8211 OR ICL8212 100 10 0.0 1.1 1.15 1.2 2.0 3.0 THRESHOLD VOLTAGE (V (IRREGULAR SCALE) FIGURE 1. THRESHOLD INPUT CURRENT AS A FUNCTION OF THRESHOLD ...
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Typical Performance Curves OUTPUT 1.15 1.14 HYSTERESIS OUTPUT V+ = +5V 1. 1mA HYS -55 -25 +5 +35 +65 TEMPERATURE ( FIGURE 7. THRESHOLD VOLTAGE TO TURN OUTPUTS “JUST ON” AS ...
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Typical Performance Curves 150 + OUTPUTS OPEN CIRCUIT 125 100 SUPPLY VOLTAGE FIGURE 12. SUPPLY CURRENT AS A FUNCTION OF SUPPLY ...
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Typical Performance Curves (ICL8212 ONLY) (Continued) 0.6 OUTPUT SAT. 0.5 CURRENT (V = 4.0V) O 0.4 VOLTAGE SAT. 0.3 CURRENT (I 0.2 0.1 0 -55 -25 +5 +35 +65 TEMPERATURE ( FIGURE 18. OUTPUT SATURATION VOLTAGE AND CURRENT AS A ...
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Q 19 drive resulting in a maximum available collector 21 current of the order of 30mA advisable to externally limit this current to 25mA or less. Applications The ICL8211 ...
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INPUT INPUT 3 VOLTAGE Input voltage to change to output states ( 1.15V R 1 FIGURE 24. RANGE OF INPUT VOLTAGE GREATER THAN +1.15 VOLTS ...
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Low trip voltage ( 1. TR1 R 1 High trip voltage ( ...
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Upon power up to the normal operating voltage this record must have been retained and easily interrogated. This could be important in the case of a transient power failure due to a faulty component or intermittent ...
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Since there is no internal compensation in the ICL8212 it is necessary to use a large capacitor across the output to prevent oscillation. Zener voltages from 2V to 30V may be programmed and typ- ical impedance values between 300 A ...
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SPST switches range from push button and slide types to cal- culator keyboards. A major problem with the use of switches is the mechanical bounce of the electrical contacts on closure. Contact bounce times can range from a fraction of ...