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MC14504B ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃ ÃÃÃ ÃÃÃÃ ÃÃÃ ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃ ÃÃÃ ÃÃÃÃ ÃÃÃ ÃÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃ ÃÃÃÃÃÃ ÃÃÃ ÃÃÃÃ ÃÃÃ ÃÃÃÃ ÃÃÃ ÃÃÃ ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃ ÃÃÃ ÃÃÃÃÃÃ ÃÃÃ ÃÃÃÃ ÃÃÃ ÃÃÃÃ ÃÃÃ ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃ ÃÃÃ ÃÃÃÃÃÃ ÃÃÃ ÃÃÃÃ ÃÃÃ ÃÃÃÃ ÃÃÃ ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃ ÃÃÃÃÃÃ ÃÃÃ ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ SWITCHING CHARACTERISTICS (CL = 50 pF, TA = 25_C) Characteristic Propagation Delay, High to Low Symbol Shifting Mode VCC Vdc VDD Vdc Min Limits Typ (Note 3) Max Unit tPHL TTL â CMOS VDD > VCC 5.0 5.0 10 15 â â 140 140 280 280 ns CMOS â CMOS VDD > VCC 5.0 5.0 10 10 15 15 5.0 5.0 10 15 15 5.0 5.0 10 10 15 â â â â â â â â 120 120 70 185 185 175 170 160 240 240 140 370 370 350 340 320 5.0 5.0 10 10 15 15 â â â 10 15 15 5.0 5.0 10 5.0 10 15 â â â â â â â â â 170 170 100 275 275 145 100 50 40 340 340 200 550 550 290 200 100 80 CMOS â CMOS VCC > VDD Propagation Delay, Low to High tPLH TTL â CMOS VDD > VCC CMOS â CMOS VDD > VCC CMOS â CMOS VCC > VDD Output Rise and Fall Time tTLH, tTHL ALL ns ns 3. Data labelled âTypâ is not to be used for design purposes but is intended as an indication of the ICâs potential performance. 7 VSp , INPUT SWITCHPOINT VOLTAGE (Vdc) VSp , INPUT SWITCHPOINT VOLTAGE (Vdc) 7 6 VCC = 10 V 5 4 3 VCC = 5 V 2 1 6 5 4 3 2 1 0 0 0 5 10 15 VDD, SUPPLY VOLTAGE (Vdc) 20 0 Figure 1. Input Switchpoint CMOS to CMOS Mode 20 20 ÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃÃ ÃÃÃÃÃÃÃÃÃ 15 10 5 5 10 15 VDD, SUPPLY VOLTAGE (Vdc) 20 Figure 2. Input Switchpoint TTL to CMOS Mode VDD, SUPPLY VOLTAGE (Vdc) VDD, SUPPLY VOLTAGE (Vdc) VCC = 5 V ÃÃ ÃÃ ÃÃ ÃÃ ÃÃ ÃÃ ÃÃ ÃÃ 15 10 0 5 0 0 5 10 15 VCC, SUPPLY VOLTAGE (Vdc) 20 0 Figure 3. Operating Boundary CMOS to CMOS Mode 5 10 15 VCC, SUPPLY VOLTAGE (Vdc) 20 Figure 4. Operating Boundary TTL to CMOS Mode http://onsemi.com 4
