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TRSF3232IDBR Datasheet(PDF) 5 Page - Texas Instruments |
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TRSF3232IDBR Datasheet(HTML) 5 Page - Texas Instruments |
5 / 13 page www.ti.com RECEIVER SECTION Switching Characteristics (1) TRSF3232 3-V TO 5.5-V MULTICHANNEL RS-232 COMPATIBLE LINE DRIVER/RECEIVER SLLS858 – AUGUST 2007 abc Electrical Characteristics (1) over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (see Figure 4) 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 1.5 2.4 VIT+ Positive-going input threshold voltage V VCC = 5 V 1.8 2.4 VCC = 3.3 V 0.6 1.2 VIT– Negative-going input threshold voltage V VCC = 5 V 0.8 1.5 Vhys Input hysteresis (VIT+ – VIT–) 0.3 V 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 3) PARAMETER TEST CONDITIONS TYP(2) UNIT tPLH Propagation delay time, low- to high-level output CL = 150 pF 300 ns tPHL Propagation delay time, high- to low-level output CL = 150 pF 300 ns tsk(p) Pulse skew(3) 300 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. 5 Submit Documentation Feedback |
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