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MC3450 데이터시트(PDF) 5 Page - Texas Instruments |
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MC3450 데이터시트(HTML) 5 Page - Texas Instruments |
5 / 9 page MC3450, MC3452, MC3550, MC3552 QUAD DIFFERENTIAL LINE RECEIVERS SLLS012B – FEBRUARY 1986 – REVISED FEBRUARY 1993 5 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating free-air temperature range, VCC± = MAX (unless otherwise noted) PARAMETER TEST CONDITIONS MC3450, MC3550 MC3452, MC3552 UNIT PARAMETER TEST CONDITIONS MIN TYP† MAX MIN TYP† MAX UNIT VCC ± = ± 4.75 V, VID = 25 mV, VOH High-level output voltage VCC ± ± 4.75 V, EN at 0.8 V, VID 25 mV, IOH = – 400 µA, 2.4 V OH gg VIC = – 3 V to 3 V OH µ VCC ± = ± 4.75 V, VID = –25 mV, VOL Low-level output voltage VCC ± ± 4.75 V, EN at 2 V, VID 25 mV, IOL = 16 mA, 0.5 0.5 V OL g VIC = – 3 V to 3 V OL IOH High-level output current VCC ± = ± 4.75 V, VOH = 5.25 V 250 µA A inputs VID = – 2 V 30 75 30 75 µA IIH High-level B inputs VID = – 2 V 30 75 30 75 µA IIH g input current EN VIH = 2.4 V 40 40 µA EN VIH = 5.25 V 1 1 mA Lll A inputs VID = 2 V –10 –10 µA IIL Low-level input current B inputs VID = 2 V –10 –10 µA in ut current EN VIL = 0.4 V –1.6 –1.6 mA IOZ High-impedance state VO = 2.4 V 40 µA IOZ g output current VO = 0.4 V –40 µA IOS Short circuit output current‡ VID = 25 mV, VO = 0, 18 70 mA IOS Short-circuit output current‡ ID EN at 0.8 V O – 18 – 70 mA ICCH Supply current from VCC +, 60 60 mA ICCH + y CC +, outputs high A inputs at GND, B inputs at 3 V, 60 60 mA ICCH Supply current from VCC – , EN at 3 V 30 30 mA ICCH – y CC outputs high – 30 – 30 mA † All typical values are at VCC+ = 5 V, VCC– = –5 V, TA = 25°C. ‡ Not more than one output should be shorted at a time. switching characteristics, VCC ± – ±5 V, TA = 25°C PARAMETER FROM TO TEST CONDITIONS MC3450, MC3550 MC3452, MC3552 UNIT PARAMETER (INPUT) (OUTPUT) TEST CONDITIONS MIN TYP† MAX MIN TYP† MAX UNIT tPLH A and B Y CL = 50 pF, See Figure 2 17 25 ns tPLH A and B Y CL = 15 pF, See Figure 2 19 25 ns tPHL A and B Y CL = 50 pF, See Figure 2 17 25 ns tPHL A and B Y CL = 15 pF, See Figure 2 19 25 ns tPZH EN Y CL =50 pF See Figure 2 21 ns tPZL EN Y CL = 50 pF, See Figure 2 27 ns tPHZ EN Y CL =15 pF See Figure 3 18 ns tPLZ EN Y CL = 15 pF, See Figure 3 29 ns tPLH EN Y CL = 15 pF, See Figure 4 25 ns tPHL EN Y CL = 15 pF, See Figure 4 25 ns † All typical values are at VCC+ = 5 V, VCC– = –5 V, TA = 25°C. |
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