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74VCX163245TTR bảng dữ liệu(PDF) 8 Page - STMicroelectronics |
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8 / 15 page 74VCX163245 8/15 AC ELECTRICAL CHARACTERISTICS 1) Skew is defined as the absolute value of the difference between the actual propagation delay for any two outputs of the same device switching in the same direction, either HIGH or LOW (tOSLH =| tPLHm -tPLHn|, tOSHL =|tPHLm -tPHLn| 2) Parameter guaranteed by design CAPACITANCE CHARACTERISTICS 1) CPD is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without load. (Refer to Test Circuit). Average current can be obtained by the following equation. ICC(opr) =CPD xVCC xfIN +ICC/16 (per circuit) Symbol Parameter Test Condition TA = -40 to 85 °C Unit VCCB = 1.8 ± 0.15V VCCB = 1.8 ± 0.15V VCCB = 2.5 ± 0.2V VCCA =2.5 ± 0.2V VCCA = 3.3 ± 0.3V VCCA = 3.3 ± 0.3V Min. Max. Min. Max. Min. Max. tPLH,tPHL Propagation Delay Time An to Bn 1.0 5.8 1.0 6.2 1.0 4.4 ns tPLH,tPHL Propagation Delay Time Bn to An 1.0 5.5 1.0 5.1 1.0 4.0 tPZL,tPZH Output Enable Time OE to An 1.0 5.3 1.0 5.1 1.0 4.0 ns tPZL,tPZH Output Enable Time OE to Bn 1.0 8.3 1.0 8.2 1.0 4.6 tPLZ,tPHZ Output Disable Time OE to An 1.0 5.2 1.0 5.6 1.0 4.8 ns tPLZ,tPHZ Output Disable Time OE to Bn 1.0 4.6 1.0 4.5 1.0 4.4 tOSLH tOSHL Output To Output Skew Time (note1, 2) 5.0 0.5 0.75 ns Symbol Parameter Test Condition Value Unit VCCB (V) VCCA (V) TA =25 °C -40to85°C Min. Typ. Max. Min. Max. CINA Input Capacitance open open 5 V CI/O Input/Output Capacitance 2.5 3.3 6 V CPD Power Dissipation Capacitance 2.5 3.3 f=10MHz 20 V |
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Mô tả tương tự - 74VCX163245TTR |
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