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chap13_part1 - transfer characteristics 13.4.6 Application...

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13.4.1 The Feedback Loop . Fig.13.17 A positive – feedback loop capable of bistable operation
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13.4.2 Transfer Characteristics of the Bistable Circuit . Fig. 13.19 (a) The bistable circuit of Fig. 13.17 with the negative input terminal of the op amp disconnected from ground and connected to an input signal v I ; (b) The transfer characteristic of (a) for increasing v I ; (c) The transfer characteristic for decreasing v I and (d) The complete transfer characteristics
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13.4.5 A Bistable Circuit with Noninverting Transfer Charactewristics . Fig. 13.20 (a) A bistable circuit derived from the positive – feedback loop of Fig. 13.7 by applying v I through R I . (b) The trasnfer characteristic of the circuit in (a) is noninverting
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13-4-5 A bistable circuit with noninverting
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Unformatted text preview: transfer characteristics 13.4.6 Application of the Bistable Circuit as a Comparator . Fig. 13.21 . (a) Block diagram representation and transfer characteristic for comparator having a reference , or threshold, voltage v R . (b) Comparator characteristic with hysteresis . 13-5 Generation of square and triangular waveforms using astable multivibrators Fig. 13.24 (a) Connecting a bistable multivibrator with inverting transfer characteristics in a feedback loop with an RC circuit Fig. 13.24 (continued) (b) the circcuit obtained when the bistable multivibrator is implemented with the circuit in Fig. 13.19(a) . (c) Waveforms at various nodes of the circuit in (b) . This circuit is called an astable multivibrator ....
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