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SN74HC590A 数据表(PDF) 9 Page - Texas Instruments |
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SN74HC590A 数据表(HTML) 9 Page - Texas Instruments |
9 / 22 page SN54HC590A, SN74HC590A 8BIT BINARY COUNTERS WITH 3STATE OUTPUT REGISTERS SCLS039F − DECEMBER 1982 − REVISED SEPTEMBER 2003 9 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 switching characteristics over recommended operating free-air temperature range, CL = 150 pF (unless otherwise noted) (see Figure 1) FROM TO SN54HC590A PARAMETER FROM (INPUT) TO (OUTPUT) VCC TA = 25°C MIN MAX UNIT PARAMETER (INPUT) (OUTPUT) VCC MIN TYP MAX MIN MAX UNIT 2 V 100 300 447 tpd RCLK ↑ Q 4.5 V 24 60 90 ns tpd RCLK ↑ Q 6 V 20 51 77 ns 2 V 90 200 300 ten OE Q 4.5 V 23 40 60 ns ten OE Q 6 V 19 34 51 ns 2 V 45 210 315 tt* Q 4.5 V 17 42 63 ns tt Q 6 V 13 36 53 ns * This parameter is not production tested for the SN54HC590A. switching characteristics over recommended operating free-air temperature range, CL = 150 pF (unless otherwise noted) (see Figure 1) FROM TO SN74HC590A PARAMETER FROM (INPUT) TO (OUTPUT) VCC TA = 25°C MIN MAX UNIT PARAMETER (INPUT) (OUTPUT) VCC MIN TYP MAX MIN MAX UNIT 2 V 100 300 380 tpd RCLK ↑ Q 4.5 V 24 60 76 ns tpd RCLK ↑ Q 6 V 20 51 65 ns 2 V 90 200 250 ten OE Q 4.5 V 23 40 50 ns ten OE Q 6 V 19 34 43 ns 2 V 45 210 265 tt Q 4.5 V 17 42 53 ns tt Q 6 V 13 36 45 ns operating characteristics, TA = 25°C PARAMETER TEST CONDITIONS TYP UNIT Cpd Power dissipation capacitance No load 250 pF |
类似零件编号 - SN74HC590A |
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类似说明 - SN74HC590A |
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