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ACT4808N-DI Datasheet(PDF) 3 Page - Aeroflex Circuit Technology |
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ACT4808N-DI Datasheet(HTML) 3 Page - Aeroflex Circuit Technology |
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3 / 9 page ![]() 3 SCD4808N Rev B ABSOLUTE MAXIMUM RATINGS Operating Case Temperature -55°C to +125°C Storage Case Temperature -65°C to +150°C Power Supply Voltages (VCC, VEE, VL) ±12VDC to ±18VDC +5VDC to +7VDC Logic Input Voltage -0.3 VDC to +5.5 VDC Receiver Differential Input ±40 VP -P Receiver Input Voltage (Common Mode) ±10 V Driver Peak Output Current 150 mA Total Package Power Dissipation over the Full Operating Case Temperature Range 3.25 Watts (Note: Normal operation conditions require one transmitter on and the other off at any given time) Maximum Junction to Case Temperature 16.25°C Thermal resistance – Junction to Case 5°C/W ELECTRICAL CHARACTERISTICS – DRIVER SECTION 1/ 2/ INPUT CHARACTERISTICS, TX DATA IN or TX DATA IN Parameter Condition Symbol Min Typ Max Unit "0" Input Current VIN = 0.4V IILD --0.1 -0.2 mA "1" Input Current VIN = 2.7V IIHD - 1 40 µA "0" Input Voltage - VILD -- 0.7 V "1" Input Voltage - VIHD 2.0 - - V INHIBIT CHARACTERISTICS "0" Input Current VIN = 0.4V IILI --0.1 -0.2 mA "1" Input Current VIN = 2.7V IIHI - 1.0 40 µA "0" Input Voltage - VILI -- 0.7 V "1" Input Voltage - VIHI 2- - V Delay from TX inhibit, (0 ➝1) to inhibited output - tDXOFF -350 700 nS Delay from TX inhibit, (1 ➝0) to active output - tDXON -300 500 nS Differential Output Noise, inhibit mode 3/VNOI - 0.8 10 mVp-p Differential Output Impedance * 4/ZOI 2K - - Ω * See Aeroflex Application note# 113 for reference. OUTPUT CHARACTERISTICS Differential output - Direct coupled stub Differential output - Transformer coupled stub (See Figures 3 and 4) Point B- B' ZO = 70Ω 5/ VO 26 18 29 21 32 25 Vp-p Vp-p Differential output offset - Direct coupled stub Fig. 4 Differential output offset - Xformer coupled stub Fig. 3 VOS VOS - - ±360 ±250 mVpk mVpk Differential output rise / fall times (see Figure 5) 10% - 90% tR & tF 200 250 300 nS Delay from 50% Point of TX DATA or TX DATA input to zero crossing of differential output. − tDTX - 240 300 nS |
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