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74ABT244CMTC 数据表(PDF) 5 Page - Fairchild Semiconductor |
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74ABT244CMTC 数据表(HTML) 5 Page - Fairchild Semiconductor |
5 / 13 page ©1992 Fairchild Semiconductor Corporation www.fairchildsemi.com 74ABT244 Rev. 1.4 5 DC Electrical Characteristics SOIC package. Notes: 5. Max number of outputs defined as (n). n – 1 data inputs are driven 0V to 3V. One output at LOW. Guaranteed, but not tested. 6. Max number of data inputs (n) switching. n – 1 inputs switching 0V to 3V. Input-under-test switching: 3V to threshold (VILD), 0V to threshold (VIHD). Guaranteed, but not tested. 7. Max number of outputs defined as (n). n – 1 data inputs are driven 0V to 3V. One output HIGH. Guaranteed, but not tested. AC Electrical Characteristics SOIC and SSOP package. Symbol Parameter VCC Conditions CL = 50pF, RL = 500Ω Min. Typ. Max. Units VOLP Quiet Output Maximum Dynamic VOL 5.0 TA = 25°C (5) 0.5 0.8 V VOLV Quiet Output Minimum Dynamic VOL 5.0 TA = 25°C (5) –1.3 –0.8 V VOHV Minimum HIGH Level Dynamic Output Voltage 5.0 TA = 25°C (7) 2.7 3.1 V VIHD Minimum HIGH Level Dynamic Input Voltage 5.0 TA = 25°C (6) 2.0 1.5 V VILD Maximum LOW Level Dynamic Input Voltage 5.0 TA = 25°C (6) 1.1 0.8 V Symbol Parameter TA = +25°C, VCC = +5V, CL = 50pF TA = –55°C to +125°C, VCC = 4.5V–5.5V, CL = 50pF TA = –40°C to +85°C, VCC = 4.5V–5.5V, CL = 50pF Units Min. Typ. Max. Min. Max. Min. Max. tPLH Propagation Delay Data to Outputs 1.0 2.5 3.6 1.0 5.3 1.0 3.6 ns tPHL 1.0 2.3 3.6 1.0 5.0 1.0 3.6 tPZH Output Enable Time 1.5 3.5 6.0 0.8 6.5 1.5 6.0 ns tPZL 1.5 3.6 6.0 1.2 7.9 1.5 6.0 tPHZ Output Disable Time 1.7 3.5 5.6 1.2 7.6 1.7 5.6 ns tPLZ 1.7 3.3 5.6 1.0 7.9 1.7 5.6 |
类似零件编号 - 74ABT244CMTC |
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类似说明 - 74ABT244CMTC |
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