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SN74AHC157PWLE 데이터시트(PDF) 5 Page - Texas Instruments |
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SN74AHC157PWLE 데이터시트(HTML) 5 Page - Texas Instruments |
5 / 27 page SN54AHC157 SN74AHC157 www.ti.com SCLS345J – MAY 1996 – REVISED JUNE 2013 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 SN54AHC157 SN74AHC157 SN74AHC157 TYP MAX MIN MAX MIN MAX MIN MAX tPLH 4.1(1) 6.4(1) 1(1) 7.5(1) 1 7.5 1 7.5 A or B Y CL = 15 pF ns tPHL 4.1(1) 6.4(1) 1(1) 7.5(1) 1 7.5 1 7.5 tPLH 5.3(1) 8.1(1) 1(1) 9.5(1) 1 9.5 1 9.5 A/B Y CL = 15 pF ns tPHL 5.3(1) 8.1(1) 1(1) 9.5(1) 1 9.5 1 9.5 tPLH 5.6(1) 8.6(1) 1(1) 10(1) 1 10 1 10 G Y CL = 15 pF ns tPHL 5.6(1) 8.6(1) 1(1) 10(1) 1 10 1 10 tPLH 5.6(1) 8.4(1) 1(1) 9.5(1) 1 9.5 1 9.5 A or B Y CL = 50 pF ns tPHL 5.6(1) 8.4(1) 1(1) 9.5(1) 1 9.5 1 9.5 tPLH 6.8(1) 10.1(1) 1(1) 11.5(1) 1 11.5 1 11.5 A/B Y CL = 50 pF ns tPHL 6.8(1) 10.1(1) 1(1) 11.5(1) 1 11.5 1 11.5 tPLH 7.1(1) 10.6(1) 1(1) 12(1) 1 12 1 12 G Y CL = 50 pF ns tPHL 7.1(1) 10.6(1) 1(1) 12(1) 1 12 1 12 (1) On products compliant to MIL-PRF-38535, this parameter is not production tested. NOISE CHARACTERISTICS VCC = 5 V, CL = 50 pF, TA = 25°C (1) SN74AHC157 UNIT PARAMETER MIN TYP MAX VOL(P) Quiet output, maximum dynamic VOL 0.8 V VOL(V) Quiet output, minimum dynamic VOL –0.8 V VOH(V) Quiet output, minimum dynamic VOH 4.8 V VIH(D) High-level dynamic input voltage 3.5 V VIL(D) Low-level dynamic input voltage 1.5 V (1) Characteristics are for surface-mount packages only. OPERATING CHARACTERISTICS VCC = 5 V, TA = 25°C PARAMETER TEST CONDITIONS TYP UNIT Cpd Power dissipation capacitance No load, f = 1 MHz 11 pF Copyright © 1996–2013, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Links: SN54AHC157 SN74AHC157 |
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