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CD74HC166 Datasheet(PDF) 6 Page - Texas Instruments |
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CD74HC166 Datasheet(HTML) 6 Page - Texas Instruments |
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6 / 22 page ![]() (2) VI = VIH or VIL, unless otherwise noted. 5.5 Prerequisite for Switching Characteristics See (Parameter Measurement Information) PARAMETER VCC (V) 25 ℃ -40 ℃ to 85℃ -55 ℃ to 125℃ UNIT MIN MAX MIN MAX MIN MAX HC TYPES fMAX Clock frequency 2 6 5 4 MHz 4.5 30 25 20 MHz 6 35 29 23 MHz tw MR pulse width 2 100 125 150 ns 4.5 20 25 30 ns 6 17 21 26 ns tW Clock pulse width 2 80 100 120 ns 4.5 16 20 24 ns 6 14 17 20 ns tSU Set-up time Data and CE to clock 2 80 100 120 ns 4.5 16 20 24 ns 6 14 17 20 ns tH Hold time data to clock 2 1 1 1 ns 4.5 1 1 1 ns 6 1 1 1 ns tREM Removal time MR to clock 2 0 0 0 ns 4.5 0 0 0 ns 6 0 0 0 ns tSU Set-up time PE to CP 2 145 180 220 ns 4.5 29 36 44 ns 6 25 31 38 ns tH Hold time PE to CP or CE 2 0 0 0 ns 4.5 0 0 0 ns 6 0 0 0 ns HCT TYPES fMAX Clock frequency 4.5 25 20 16 MHz tw MR pulse width 4.5 35 44 53 ns tw Clock pulse width 4.5 20 25 30 ns tSU Set-up time data and CE to clock 4.5 16 20 24 ns tH Hold time data to clock 4.5 0 0 0 ns tREM Removal time MR to clock 4.5 0 0 0 ns tSU Set-up time PE to CP 4.5 30 38 45 ns tH Hold time PE to CP or CE 4.5 0 0 0 ns CD54HC166, CD54HCT166, CD74HC166, CD74HCT166 SCHS157D – FEBRUARY 1998 – REVISED FEBRUARY 2022 www.ti.com 6 Submit Document Feedback Copyright © 2022 Texas Instruments Incorporated Product Folder Links: CD54HC166 CD54HCT166 CD74HC166 CD74HCT166 |
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