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ISL55143 Folha de dados(PDF) 3 Page - Intersil Corporation |
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ISL55143 Folha de dados(HTML) 3 Page - Intersil Corporation |
3 / 14 page 3 FN6230.0 July 17, 2006 Pin Descriptions PIN FUNCTION VEE Negative supply input QAX Channel A, CVAX reference driven. Comparator output. QBX Channel B, CVBX reference driven. Comparator output. VOL Comparator output logic low supply. Unbuffered analog input that sets all QAX, QBX “low” voltage level. VOH Comparator output logic high supply. Unbuffered analog input that sets all QAX, QBX “high” voltage level. VCC Positive supply input. CVAX Channel A comparator reference analog input. VINPX Window comparator input. Common to both channel Ax and channel Bx. CVBX Channel B comparator reference analog input. PD Power-down logic input (connect to VEE if not used for power-down). NC No internal connection. TABLE 1. CVA-QA AND CVB-QB BASIC COMPARATOR TRUTH TABLE INPUT OUTPUTS* VINPX QAX QBX <CVAX <CVBX 00 <CVAX >CVBX 01 >CVAX <CVBX 10 >CVAX >CVBX 11 * When QAX/QBX = 1, Output is connect to VOH * When QAX/QBX = 0, Output is connect to VOL ISL55141, ISL55142, ISL55143 |
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