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SN74AHC139DR データシート(PDF) 4 Page - Texas Instruments |
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SN74AHC139DR データシート(HTML) 4 Page - Texas Instruments |
4 / 22 page SN74AHC139 SN54AHC139 SCLS259L – DECEMBER 1995 – REVISED JUNE 2013 www.ti.com SWITCHING CHARACTERISTICS over recommended operating free-air temperature range, VCC = 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 1) TA = –40°C TO TA = –55°C TO TA = –40°C TO 125°C 125°C 85°C TA = 25°C FROM TO LOAD Recommended PARAMETER UNIT (INPUT) (OUTPUT) CAPACITANCE SN54AHC139 SN74AHC139 SN74AHC139 TYP MAX MIN MAX MIN MAX MIN MAX tPLH 7.2(1) 11(1) 1(1) 13(1) 1 13 1 13 A or B Y CL = 15 pF ns tPHL 7.2(1) 11(1) 1(1) 13(1) 1 13 1 13 tPLH 6.4(1) 9.2(1) 1(1) 11(1) 1 11 1 11 G Y CL = 15 pF ns tPHL 6.4(1) 9.2(1) 1(1) 11(1) 1 11 1 11 tPLH 9.7 14.5 1 16.5 1 16.5 1 16.5 A or B Y CL = 50 pF ns tPHL 9.7 14.5 1 16.5 1 16.5 1 16.5 tPLH 8.9 12.7 1 14.5 1 14.5 1 14.5 G Y CL = 50 pF ns tPHL 8.9 12.7 1 14.5 1 14.5 1 14.5 (1) On products compliant to MIL-PRF-38535, this parameter is not production tested. SWITCHING CHARACTERISTICS over recommended operating free-air temperature range, VCC = 5 V ± 0.5 V (unless otherwise noted) (see Figure 1) TA = –40°C TO TA = –55°C TO TA = –40°C TO 125°C 125°C 85°C TA = 25°C FROM TO LOAD Recommended PARAMETER UNIT (INPUT) (OUTPUT) CAPACITANCE SN54AHC139 SN74AHC139 SN74AHC139 TYP MAX MIN MAX MIN MAX MIN MAX tPLH 5(1) 7.2(1) 1(1) 8.5(1) 1 8.5 1 8.5 A or B Y CL = 15 pF ns tPHL 5(1) 7.2(1) 1(1) 8.5(1) 1 8.5 1 8.5 tPLH 4.4(1) 6.3(1) 1(1) 7.5(1) 1 7.5 1 7.5 G Y CL = 15 pF ns tPHL 4.4(1) 6.3(1) 1(1) 7.5(1) 1 7.5 1 7.5 tPLH 6.5 9.5 1 10.5 1 10.5 1 10.5 A or B Y CL = 50 pF ns tPHL 6.5 9.5 1 10.5 1 10.5 1 10.5 tPLH 5.9 8.3 1 9.5 1 9.5 1 9.5 G Y CL = 50 pF ns tPHL 5.9 8.3 1 9.5 1 9.5 1 9.5 (1) On products compliant to MIL-PRF-38535, this parameter is not production tested. OPERATING CHARACTERISTICS VCC = 5 V, TA = 25°C PARAMETER TEST CONDITIONS TYP UNIT Cpd Power dissipation capacitance No load, f = 1 MHz 13 pF 4 Submit Documentation Feedback Copyright © 1995–2013, Texas Instruments Incorporated Product Folder Links: SN74AHC139 SN54AHC139 |
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