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HI-8575 Datasheet(PDF) 2 Page - Holt Integrated Circuits |
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HI-8575 Datasheet(HTML) 2 Page - Holt Integrated Circuits |
2 / 7 page HOLT INTEGRATED CIRCUITS 2 HI-8573, HI-8574, HI-8575 PIN DESCRIPTIONS PROGRAMMING CURRENT The programming current I is fixed by an external re- sistor R connected between V and either one or both of the I pins (8 and 9). When two external pro- gramming resistors are used, the set currents for each op amp pair or comparator are given by: I ( A) (V -V -1.0)/R (M ) Pins 8 and 9 may be tied together for use with a single pro- gramming resistor. The set currents for each op amp or comparator pair are then given by: SET SET EE SET SET CC EE SET mW @ I ( A) (V -V -1.0)/2 R (M ) If a pair of op amps or comparators are not used, the I pin for that pair may be tied to V for minimum power consumption. SET CC EE SET SET CC mW @ It should be noted that increasing I for comparators will decrease propagation delay for that comparator. For operational amplifiers, the maximum obtainable out- put voltage (V ) for a given load resistor connected to V is given by: V = (4 x 10 I )R - 0.05V if (4 x10 I )R <V where, R is in K , I is in A Typical op amp slew rates are given by: S 0.05 I (V/ s). where, I is in A SET OH EE OH SET L SET L L SET R SET SET -3 -3 CC Wm @m m PIN SYMBOL FUNCTION DESCRIPTION HI-8573 HI-8574 HI-8575 1 Output A Analog output Amplifier A Comparator A Amplifier A 2 Input A- Analog input Amplifier A Comparator A Amplifier A 3 Input A+ Analog input Amplifier A Comparator A Amplifier A 4 V Power Positive supply voltage 5 Input B+ Analog input Amplifier B Comparator B Amplifier B 6 Input B- Analog input Amplifier B Comparator B Amplifier B 7 Output B Analog output Amplifier B Comparator B Amplifier B 8 I A, B Analog input Bias control for A and B 9 I C, D Analog input Bias control for C and D 10 Output C Analog output Amplifier C Comparator C Comparator C 11 Input C- Analog input Amplifier C Comparator C Comparator C 12 Input C+ Analog input Amplifier C Comparator C Comparator C 13 V Power Negative supply voltage 14 Input D+ Analog input Amplifier D Comparator D Comparator D 15 Input D- Analog input Amplifier D Comparator D Comparator D 16 Output D Analog output Amplifier D Comparator D Comparator D CC SET SET EE HOLT INTEGRATED CIRCUITS 2 |
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