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SN74ALS374ADBRE4 Fiches technique(PDF) 2 Page - Texas Instruments |
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SN74ALS374ADBRE4 Fiches technique(HTML) 2 Page - Texas Instruments |
2 / 21 page ![]() SN54ALS374A, SN54AS374, SN74ALS374A, SN74AS374 OCTAL D-TYPE EDGE-TRIGGERED FLIP-FLOPS WITH 3-STATE OUTPUTS SDAS167C – APRIL 1982 – REVISED NOVEMBER 1999 2 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 logic symbol† † This symbol is in accordance with ANSI/IEEE Std 91-1984 and IEC Publication 617-12. C1 OE EN 1 11 CLK 1D 3 1D 4 2D 7 3D 8 4D 5Q 12 6Q 15 7Q 16 8Q 19 13 5D 14 6D 17 7D 18 8D 1Q 2 2Q 5 3Q 6 4Q 9 logic diagram (positive logic) 1D CLK 1Q 2 11 3 1 1D OE C1 To Seven Other Channels absolute maximum ratings over operating free-air temperature range (unless otherwise noted)‡ Supply voltage range, VCC –0.5 V to 7 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Input voltage range, VI –0.5 V to 7 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Voltage applied to a disabled 3-state output –0.5 V to 5.5 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Package thermal impedance, θJA (see Note 1): DW package 58 °C/W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . N package 69 °C/W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Storage temperature range, Tstg –65 °C to 150°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ‡ Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability. NOTE 1: The package thermal impedance is calculated in accordance with JESD 51. recommended operating conditions SN54ALS374A SN74ALS374A UNIT MIN NOM MAX MIN NOM MAX UNIT VCC Supply voltage 4.5 5 5.5 4.5 5 5.5 V VIH High-level input voltage 2 2 V VIL Low-level input voltage 0.7 0.8 V IOH High-level output current –1 –2.6 mA IOL Low-level output current 12 24 mA TA Operating free-air temperature –55 125 0 70 °C |
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