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DS14C232CM Datasheet(PDF) 4 Page - Texas Instruments |
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DS14C232CM Datasheet(HTML) 4 Page - Texas Instruments |
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4 / 18 page  DS14C232 SNLS076C – OCTOBER 1999 – REVISED APRIL 2013 www.ti.com Electrical Characteristics (1) (continued) Over recommended operating conditions, unless otherwise specified Symbol Parameter Conditions Min Typ(2) Max Unit s IOS+ Output High Short Circuit VO = 0V, VIN = 0.8V See (3) −30 −15 −5.0 mA Current IOS− Output Low Short Circuit VO = 0V, VIN = 2V 5.0 11 30 mA Current RO Output Resistance −2V ≤ VO ≤ +2V, 300 Ω VCC = 0V = GND RECEIVER CHARACTERISTICS VTH Input High Threshold VCC = 5.0V 1.9 2.4 V Voltage VCC = 5.0V ±10% 1.9 2.6 V VTL Input Low Threshold 0.8 1.5 V Voltage VHY Hysteresis 0.2 0.4 1.0 V RIN Input Resistance −15V ≤ VIN ≤ +15V 3.0 4.7 7.0 k Ω IIN Input Current VIN = +15V +2.14 +3.75 +5.0 mA VIN = +3V +0.43 +0.64 +1.0 mA VIN = −3V −1.0 −0.64 −0.43 mA VIN = −15V −5.0 −3.75 −2.14 mA VOH High Level Output Voltage VIN = −3V, IO = −3.2 mA 3.5 4.5 V VIN = −3V, IO = −20 μA 4.0 4.9 V VOL Low Level Output Voltage VIN = +3V, IO = +3.2 mA 0.15 0.4 V (3) IOS+ and IOS− values are for one output at a time. If more than one output is shorted simultaneously, the device power dissipation may be exceeded. Switching Characteristics Over recommended operating conditions, unless otherwise specified. Symbol Parameter Conditions Min Typ Ma Units x DRIVER CHARACTERISTICS tPLH Propagation Delay Low to RL = 3 kΩ (Figure 5, Figure 6) 1.0 4.0 μs High CL = 50 pF tPHL Propagation Delay High to 1.0 4.0 μs Low tSK Skew |tPLH − tPHL| 0.1 1.0 μs SR1 Output Slew Rate RL = 3 kΩ to 7 kΩ, CL = 50 pF See (1) 4.0 30 V/ μs SR2 Output Slew Rate RL = 3 kΩ, CL = 2500 pF 4.5 V/ μs RECEIVER CHARACTERISTICS tPLH Propagation Delay Low to Input Pulse Width > 10 μs 2.9 6.5 μs High tPHL Propagation Delay High to CL = 50 pF 2.5 6.5 μs Low tSK Skew |tPLH − tPHL| (Figure 7, Figure 8) 0.4 2.0 μs tnw Noise Pulse Width Rejected (Figure 7, Figure 8) 0.7 0.5 μs (1) Slew rate is defined as ΔV/Δt, measured between ±3V level. 4 Submit Documentation Feedback Copyright © 1999–2013, Texas Instruments Incorporated Product Folder Links: DS14C232 |
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