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SN74ABT841ADWRE4 Arkusz danych(PDF) 4 Page - Texas Instruments |
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SN74ABT841ADWRE4 Arkusz danych(HTML) 4 Page - Texas Instruments |
4 / 21 page SN54ABT841, SN74ABT841A 10-BIT BUS-INTERFACE D-TYPE LATCHES WITH 3-STATE OUTPUTS SCBS196D – FEBRUARY 1991 – REVISED MAY 1997 4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS TA = 25°C SN54ABT841 SN74ABT841A UNIT PARAMETER TEST CONDITIONS MIN TYP† MAX MIN MAX MIN MAX UNIT VIK VCC = 4.5 V, II = –18 mA –1.2 –1.2 –1.2 V VCC = 4.5 V, IOH = –3 mA 2.5 2.5 2.5 VOH VCC = 5 V, IOH = –3 mA 3 3 3 V VOH VCC =4 5V IOH = –24 mA 2 2 V VCC = 4.5 V IOH = –32 mA 2* 2 VOL VCC =4 5V IOL = 48 mA 0.55 0.55 V VOL VCC = 4.5 V IOL = 64 mA 0.55* 0.55 V Vhys 100 mV II VCC = 0 to 5.5 V, VI = VCC or GND ±1 ±1 ±1 µA IOZPU‡ VCC = 0 to 2.1 V, VO = 0.5 V to 2.7 V, OE = X ±50 ±50 ±50 µA IOZPD‡ VCC = 2.1 V to 0, VO = 0.5 V to 2.7 V, OE = X ±50 ±50 ±50 µA IOZH VCC = 2.1 V to 5.5 V, VO = 2.7 V, OE ≥ 2 V 10 10 10 µA IOZL VCC = 2.1 V to 5.5 V, VO = 0.5 V, OE ≥ 2 V –10 –10 –10 µA Ioff VCC = 0, VI or VO ≤ 4.5 V ±100 ±100 µA ICEX VCC = 5.5 V, VO = 5.5 V Outputs high 50 50 50 µA IO§ VCC = 5.5 V, VO = 2.5 V –50 –140 –180 –50 –180 –50 –180 mA V5 5 V I 0 Outputs high 1** 250** 280 250 µA ICC VCC = 5.5 V, IO = 0, VI =VCC or GND Outputs low 24** 38¶** 45¶ 38¶ mA VI = VCC or GND Outputs disabled 0.5** 250** 280 250 µA # VCC = 5.5 V, Outputs enabled 1.5 1.5 1.5 mA ∆ICC# VCC = 5.5 V, One input at 3.4 V, Outputs disabled 250** 280 250 µA Other inputs at VCC or GND Control inputs 1.5 1.5 1.5 mA Ci VI = 2.5 V or 0.5 V 4 pF Co VO = 2.5 V or 0.5 V 7 pF * On products compliant to MIL-PRF-38535, this parameter does not apply. ** These limits apply only to the SN74ABT841A. † All typical values are at VCC = 5 V. ‡ This parameter is characterized, but not production tested. § Not more than one output should be tested at a time, and the duration of the test should not exceed one second. ¶ This limit may vary among suppliers. # This is the increase in supply current for each input that is at the specified TTL voltage level rather than VCC or GND. timing requirements over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (see Figure 1) VCC = 5 V, TA = 25°C SN54ABT841 SN74ABT841A UNIT MIN MAX MIN MAX MIN MAX tw Pulse duration, LE high or low 3.3 3.3 3.3 ns t Setup time data before LE ↓ High 2.5 2.5 2.5 ns tsu Setup time, data before LE ↓ Low 1.5 1.5 1.5 ns th Hold time data after LE ↓ High 1.5 1.5 1.5 ns th Hold time, data after LE ↓ Low 1.5 2 1.5 ns |
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