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SN74AHC139DB Datasheet(PDF) 4 Page - Texas Instruments |
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SN74AHC139DB Datasheet(HTML) 4 Page - Texas Instruments |
4 / 15 page SN54AHC139, SN74AHC139 DUAL 2-LINE TO 4-LINE DECODERS/DEMULTIPLEXERS SCLS259K – DECEMBER 1995 – REVISED MARCH 2003 4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS VCC TA = 25°C SN54AHC139 SN74AHC139 UNIT PARAMETER TEST CONDITIONS VCC MIN TYP MAX MIN MAX MIN MAX UNIT 2 V 1.9 2 1.9 1.9 IOH = –50 mA 3 V 2.9 3 2.9 2.9 VOH 4.5 V 4.4 4.5 4.4 4.4 V OH IOH = –4 mA 3 V 2.58 2.48 2.48 IOH = –8 mA 4.5 V 3.94 3.8 3.8 2 V 0.1 0.1 0.1 IOL = 50 mA 3 V 0.1 0.1 0.1 VOL 4.5 V 0.1 0.1 0.1 V OL IOL = 4 mA 3 V 0.36 0.5 0.44 IOL = 8 mA 4.5 V 0.36 0.5 0.44 II VI = 5.5 V or GND 0 V to 5.5 V ±0.1 ±1* ±1 mA ICC VI = VCC or GND, IO = 0 5.5 V 4 40 40 mA Ci VI = VCC or GND 5 V 2 10 10 pF * On products compliant to MIL-PRF-38535, this parameter is not production tested at VCC = 0 V. switching characteristics over recommended operating free-air temperature range, VCC = 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 1) PARAMETER FROM TO LOAD TA = 25°C SN54AHC139 SN74AHC139 UNIT PARAMETER (INPUT) (OUTPUT) CAPACITANCE MIN TYP MAX MIN MAX MIN MAX UNIT tPLH AorB Y CL =15 pF 7.2** 11** 1** 13** 1 13 ns tPHL A or B Y CL = 15 pF 7.2** 11** 1** 13** 1 13 ns tPLH G Y CL =15 pF 6.4** 9.2** 1** 11** 1 11 ns tPHL G Y CL = 15 pF 6.4** 9.2** 1** 11** 1 11 ns tPLH AorB Y CL =50 pF 9.7 14.5 1 16.5 1 16.5 ns tPHL A or B Y CL = 50 pF 9.7 14.5 1 16.5 1 16.5 ns tPLH G Y CL =50 pF 8.9 12.7 1 14.5 1 14.5 ns tPHL G Y CL = 50 pF 8.9 12.7 1 14.5 1 14.5 ns ** 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) PARAMETER FROM TO LOAD TA = 25°C SN54AHC139 SN74AHC139 UNIT PARAMETER (INPUT) (OUTPUT) CAPACITANCE MIN TYP MAX MIN MAX MIN MAX UNIT tPLH AorB Y CL =15 pF 5** 7.2** 1** 8.5** 1 8.5 ns tPHL A or B Y CL = 15 pF 5** 7.2** 1** 8.5** 1 8.5 ns tPLH G Y CL =15 pF 4.4** 6.3** 1** 7.5** 1 7.5 ns tPHL G Y CL = 15 pF 4.4** 6.3** 1** 7.5** 1 7.5 ns tPLH AorB Y CL =50 pF 6.5 9.2 1 10.5 1 10.5 ns tPHL A or B Y CL = 50 pF 6.5 9.2 1 10.5 1 10.5 ns tPLH G Y CL =50 pF 5.9 8.3 1 9.5 1 9.5 ns tPHL G Y CL = 50 pF 5.9 8.3 1 9.5 1 9.5 ns ** On products compliant to MIL-PRF-38535, this parameter is not production tested. PRODUCT PREVIEW information concerns products in the formative or design phase of development. Characteristic data and other specifications are design goals. Texas Instruments reserves the right to change or discontinue these products without notice. |
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