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TRS3221ECPWG4 Datasheet(PDF) 5 Page - Texas Instruments |
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TRS3221ECPWG4 Datasheet(HTML) 5 Page - Texas Instruments |
5 / 17 page www.ti.com Receiver Section Electrical Characteristics (1) Receiver Section Switching Characteristics (1) ESD Protection TRS3221E 3-V TO 5.5-V SINGLE-CHANNEL RS-232 LINE DRIVER/RECEIVER WITH ±15-kV IEC ESD PROTECTION SLLS792 – JUNE 2007 over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (see Figure 6) PARAMETER TEST CONDITIONS MIN TYP(2) MAX UNIT VOH High-level output voltage IOH = –1 mA VCC – 0.6 VCC – 0.1 V VOL Low-level output voltage IOL = 1.6 mA 0.4 V VCC = 3.3 V 1.6 2.4 VIT+ Positive-going input threshold voltage V VCC = 5 V 1.9 2.4 VCC = 3.3 V 0.6 1.1 VIT– Negative-going input threshold voltage V VCC = 5 V 0.8 1.4 Vhys Input hysteresis (VIT+ – VIT–) 0.5 V Ioff Output leakage current EN = VCC ±0.05 ±10 μA ri Input resistance VI = ±3 V to ±25 V 3 5 7 k Ω (1) Test conditions are C1–C4 = 0.1 μF at VCC = 3.3 V ± 0.3 V; C1 = 0.047 μF, C2–C4 = 0.33 μF at VCC = 5 V ± 0.5 V. (2) All typical values are at VCC = 3.3 V or VCC = 5 V, and TA = 25°C. over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (see Figure 6) PARAMETER TEST CONDITIONS TYP(2) UNIT tPLH Propagation delay time, low- to high-level output CL = 150 pF, See Figure 3 150 ns tPHL Propagation delay time, high- to low-level output CL = 150 pF, See Figure 3 150 ns ten Output enable time CL = 150 pF, RL = 3 kΩ, See Figure 4 200 ns tdis Output disable time CL = 150 pF, RL = 3 kΩ, See Figure 4 200 ns tsk(p) Pulse skew(3) See Figure 3 50 ns (1) Test conditions are C1–C4 = 0.1 μF at VCC = 3.3 V ± 0.3 V; C1 = 0.047 μF, C2–C4 = 0.33 μF at VCC = 5 V ± 0.5 V. (2) All typical values are at VCC = 3.3 V or VCC = 5 V, and TA = 25°C. (3) Pulse skew is defined as |tPLH – tPHL| of each channel of the same device. NAME TEST CONDITIONS TYP UNIT HBM ±15 RIN/DOUT IEC G1000-4-2 Contact Discharge ±8 kV IEC G1000-4-2 Air-Gap Discharge ±15 5 Submit Documentation Feedback |
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