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SN54LVT646JT Datasheet(PDF) 7 Page - Texas Instruments |
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SN54LVT646JT Datasheet(HTML) 7 Page - Texas Instruments |
7 / 10 page SN54LVT646, SN74LVT646 3.3-V ABT OCTAL BUS TRANSCEIVERS AND REGISTERS WITH 3-STATE OUTPUTS SCBS140D – MAY 1992 – REVISED JULY 1995 7 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS SN54LVT646 SN74LVT646 UNIT PARAMETER TEST CONDITIONS MIN TYP† MAX MIN TYP† MAX UNIT VIK VCC = 2.7 V, II = –18 mA –1.2 –1.2 V VCC = MIN to MAX‡, IOH = –100 µA VCC – 0.2 VCC – 0.2 VOH VCC = 2.7 V, IOH = – 8 mA 2.4 2.4 V VOH VCC =3V IOH = – 24 mA 2 V VCC = 3 V IOH = – 32 mA 2 VCC =2 7V IOL = 100 µA 0.2 0.2 VCC = 2.7 V IOL = 24 mA 0.5 0.5 VOL IOL = 16 mA 0.4 0.4 V VOL VCC =3V IOL = 32 mA 0.5 0.5 V VCC = 3 V IOL = 48 mA 0.55 IOL = 64 mA 0.55 VCC = 3.6 V, VI = VCC or GND Control ±1 ±1 VCC = 0 or MAX‡, VI = 5.5 V inputs 10 10 II VI = 5.5 V § 100 20 µA VCC = 3.6 V VI = VCC A or B ports§ 1 1 VI = 0 –5 –5 Ioff VCC = 0, VI or VO = 0 to 4.5 V ±100 µA II(h ld) VCC =3V VI = 0.8 V AorB ports 75 75 µA II(hold) VCC = 3 V VI = 2 V A or B ports –75 –75 µA IOZH VCC = 3.6 V, VO = 3 V 1 1 µA IOZL VCC = 3.6 V, VO = 0.5 V –1 –1 µA Outputs high 0.13 0.39 0.13 0.19 ICC VCC = 3.6 V, IO = 0, Outputs low 8.8 14 8.8 12 mA ICC VI = VCC or GND Outputs disabled 0.13 0.39 0.13 0.19 mA ∆ICC¶ VCC = 3 V to 3.6 V, One input at VCC – 0.6 V, Other inputs at VCC or GND 0.3 0.2 mA Ci VI = 3 V or 0 4.5 4.5 pF Cio VO = 3 V or 0 11 11 pF † All typical values are at VCC = 3.3 V, TA = 25°C. ‡ For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions. § Unused terminals at VCC or GND ¶ This is the increase in supply current for each input that is at the specified TTL voltage level rather than VCC or GND. |
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