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ADM4857ARZ-REEL7 Datasheet(PDF) 3 Page - Analog Devices |
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ADM4857ARZ-REEL7 Datasheet(HTML) 3 Page - Analog Devices |
3 / 16 page ADM4850/ADM4851/ADM4852/ADM4853/ADM4854/ADM4855/ADM4856/ADM4857 Rev. D | Page 3 of 16 SPECIFICATIONS VCC = 5 V ± 5%, TA = TMIN to TMAX, unless otherwise noted. Table 2. Parameter Min Typ Max Unit Test Conditions/Comments DRIVER Differential Output Voltage, VOD VCC V R = ∞, see Figure 181 2.0 5 V R = 50 Ω (RS-422), see Figure 18 1.5 5 V R = 27 Ω (RS-485), see Figure 18 |VOD3| 1.5 5 V VTST = −7 V to 12 V, see Figure 19 ∆|VOD| for Complementary Output States 0.2 V R = 27 Ω or 50 Ω, see Figure 18 Common-Mode Output Voltage, VOC 3 V R = 27 Ω or 50 Ω, see Figure 18 ∆|VOC| for Complementary Output States 0.2 V R = 27 Ω or 50 Ω, see Figure 18 Output Short-Circuit Current, VOUT = High −200 +200 mA −7 V < VOUT < +12 V Output Short-Circuit Current, VOUT = Low −200 +200 mA −7 V < VOUT < +12 V DRIVER INPUT LOGIC CMOS Input Logic Threshold Low 0.8 V CMOS Input Logic Threshold High 2.0 V CMOS Logic Input Current (DI) ±1 μA DE Input Resistance to GND 220 kΩ RECEIVER Differential Input Threshold Voltage, VTH −200 −125 −30 mV −7 V < VOC < +12 V Input Hysteresis 20 mV −7 V < VOC < +12 V Input Resistance (A, B) 96 150 kΩ −7 V < VOC < +12 V Input Current (A, B) 0.125 mA VIN = +12 V −0.1 mA VIN = −7 V CMOS Logic Input Current (RE) ±1 μA CMOS Output Voltage Low 0.4 V IOUT = +4 mA CMOS Output Voltage High 4.0 V IOUT = −4 mA Output Short-Circuit Current 7 85 mA VOUT = GND or VCC Three-State Output Leakage Current ±2 μA 0.4 V ≤ VOUT ≤ 2.4 V POWER SUPPLY CURRENT 115 kbps Options (ADM4850/ADM4854) 5 μA DE = 0 V, RE = VCC (shutdown) 36 60 μA DE = 0 V, RE = 0 V 100 160 μA DE = VCC 500 kbps Options (ADM4851/ADM4855) 5 μA DE = 0 V, RE = VCC (shutdown) 80 120 μA DE = 0 V, RE = 0 V 120 200 μA DE = VCC 2.5 Mbps Options (ADM4852/ADM4856) 5 μA DE = 0 V, RE = VCC (shutdown) 250 400 μA DE = 0 V, RE = 0 V 320 500 μA DE = VCC 10 Mbps Options (ADM4853/ADM4857) 5 μA DE = 0 V, RE = VCC (shutdown) 250 400 μA DE = 0 V, RE = 0 V 320 500 μA DE = VCC 1 Guaranteed by design. |
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