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54C164245 데이터시트(PDF) 13 Page - STMicroelectronics |
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54C164245 데이터시트(HTML) 13 Page - STMicroelectronics |
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13 / 23 page ![]() DocID18093 Rev 4 13/23 54AC164245 Electrical characteristics 23 In Table 7, data are guaranteed by design but not tested. Table 7. AC electrical characteristics Symbol Parameter Port voltage Test condition (VDD) Limits Unit Min. Max. tPLH Propagation delay time, data to bus (active low) CL = 50 pF Port A = 3.3 V Port B = 5 V VDD1 = 4.5 to 5.5 V VDD2 =2.7 to 3.6 V 1.0 20 ns Propagation delay time, data to bus (active low) CL = 50 pF Port A = Port B = 3.3 V VDD1 = 2.7 to 3.6 V VDD2 = 2.7 to 3.6 V Port A = Port B = 5 V VDD1=4.5 to 5.5 V VDD2=4.5 to 5.5 V 15 tPHL Propagation delay time, data to bus (active high) CL = 50 pF Port A = 3.3V Port B = 5 V VDD1 = 4.5 to 5.5 V VDD2 = 2.7 to 3.6 V 20 Propagation delay time, data to bus (active high) CL = 50 pF Port A = Port B = 3.3 V VDD1 = 2.7 to 3.6 V VDD2 = 2.7 to 3.6 V Port A = Port B = 5 V VDD1 = 4.5 to 5.5 V VDD2 = 4.5 to 5.5 V 15 tPZL Propagation delay time, output enable, OEn to bus (active low), CL = 50 pF Port A = 3.3 V Port B = 5V VDD1 = 4.5 to 5.5 V VDD2 = 2.7 to 3.6 V 18 Propagation delay time, output enable, OEn to bus (active low), CL = 50 pF Port A = Port B = 3.3 V VDD1 = 2.7 to 3.6 V VDD2 = 2.7 to 3.6 V 18 Port A = Port B = 5 V VDD1 = 4.5 to 5.5 V VDD2 = 4.5 to 5.5 V 12 tPZH Propagation delay time, output enable, OEn to bus (active high), CL = 50 pF Port A = 3.3 V Port B = 5 V VDD1 = 4.5 to 5.5 V VDD2 = 2.7 to 3.6 V 18 Propagation delay time, output enable, OEn to bus (active high), CL = 50 pF Port A = Port B = 3.3 V VDD1 = 2.7 to 3.6 V VDD2 = 2.7 to 3.6 V Port A = Port B = 5 V VDD1 = 4.5 to 5.5V VDD2 = 4.5 to 5.5V 12 tPLZ Propagation delay time, output disable, OEn to bus (low impedance), CL = 50 pF Port A = 3.3 V Port B = 5 V VDD1 = 4.5 to 5.5 V VDD2 = 2.7 to 3.6 V 20 Propagation delay time, output disable, OEn to bus (low impedance), CL= 50 pF Port A = Port B = 3.3 V VDD1 = 2.7 to 3.6 V VDD2 = 2.7 to 3.6 V Port A = Port B = 5 V VDD1 = 4.5 to 5.5 V VDD2 = 4.5 to 5.5 V 15 tPHZ Propagation delay time, output disable, OEn to bus (high impedance), CL = 50 pF Port A = 3.3 V Port B = 5 V VDD1 = 4.5 to 5.5 V VDD2 = 2.7 to 3.3 V 18 Propagation delay time, output disable, OEn to bus (high impedance), CL= 50 pF Port A = Port B = 3.3 V VDD1 = 2.7 to 3.3 V VDD2 = 2.7 to 3.3 V Port A = Port B = 5 V VDD1 = 4.5 to 5.5 V VDD2 = 4.5 to 5.5 V 12 |
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