DS14C232 NSC | Alldatasheet

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Features

n Pin compatible with industry standard MAX232, LT1081, ICL232 and TSC232 n Single +5V power supply n Low power — ICC 3.0 mA maximum n DS14C232C meets TIA/EIA-232-E (RS-232) and CCITT V.28 standards n CMOS technology n Receiver Noise Filter n Package efficiency — 2 drivers and 2 receivers n Available in Plastic DIP, Narrow and Wide SOIC packages n TIA/EIA-232 compatible extended temperature range option: DS14C232T −40˚C to +85˚C DS14C232E/J: −55˚C to +125˚C Connection Diagram Functional Diagram DS010744-1 Order Number DS14C232CN, DS14C232CM, or DS14C232TM See NS Package Number N16E, or M16A DS010744-2 October 1999 DS14C232 Low Power +5V Powered TIA/EIA-232 Dual Driver/Receiver © 1999 National Semiconductor Corporation DS010744 www.national.com

Absolute Maximum Ratings(Note 1) Specifications for the 883 version of this product are listed separately on the following pages. Supply Voltage, VCC −0.3V to 6V V+ Pin (V CC − 0.3)V to +14V V− Pin +0.3V to −14V Driver Input Voltage −0.3V to (V CC + 0.3V) Driver Output Voltage (V + + 0.3V) to (V− − 0.3V) Receiver Input Voltage ±25V Receiver Output Voltage −0.3V to (V CC + 0.3V) Junction Temperature +150˚C Maximum Package Power Dissipation @ 25˚C (Note 6) N Package 1698 mW M Package 1156 mW Short Circuit Duration, D OUT Continuous Storage Temp. Range −65˚C to +150˚C Lead Temp. (Soldering, 4 sec.) +260˚C ESD Rating (HBM, 1.5 kΩ , 100 pF) ≥ 2.5 kV Recommended Operating Conditions Min Max Units Supply Voltage, VCC 4.5 5.5 V Operating Free Air Temp. (TA) DS14C232C 0 +70 ˚C DS14C232T −40 +85 ˚CElectrical Characteristics(Note 2) Over recommended operating conditions, unless otherwise specified Symbol Parameter Conditions Min Typ Max Units DC TO DC CONVERTER CHARACTERISTICS V + Positive Power Supply R L = 3k Ω ,C 1 – C 4= 1.0 µF, DIN = 0.8V 9.0 V V− Negative Power Supply R L = 3k Ω ,C 1 – C 4= 1.0 µF, DIN = 2.0V −8.5 V ICC Supply (VCC ) Current No Load 1.0 3.0 mA DRIVER CHARACTERISTICS V IH High Level Input Voltage 2 V CC V VIL Low Level Input Voltage GND 0.8 V IIH High Level Input Current V IN ≥ 2.0V −10 +10 µA IIL Low Level Input Current V IN ≤ 0.8V −10 +10 µA VOH High Level Output Voltage R L = 3k Ω 5.0 8.0 V VOL Low Level Output Voltage R L = 3k Ω −7.0 −5.0 V IOS+ Output High Short Circuit Current VO = 0V, VIN = 0.8V (Note 3) −30 −15 −5.0 mA IOS− Output Low Short Circuit Current VO = 0V, VIN = 2V 5.0 11 30 mA R O Output Resistance −2V ≤ VO ≤ +2V, 300 Ω VCC = 0V = GND RECEIVER CHARACTERISTICS V TH Input High Threshold Voltage VCC = 5.0V 1.9 2.4 V VCC = 5.0V ±10% 1.9 2.6 V VTL Input Low Threshold Voltage 0.8 1.5 V VHY Hysteresis 0.2 0.4 1.0 V R IN Input Resistance −15V ≤ VIN ≤ +15V 3.0 4.7 7.0 k Ω IIN Input Current V IN = +15V +2.14 +3.75 +5.0 mA VOH High Level Output Voltage V IN = −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 V IN = +3V, IO = +3.2 mA 0.15 0.4 V DS14C232 www.national.com 2

Absolute Maximum Ratings(Note 1) For complete Military Product Specifications, refer to the appropriate SMD or MDS. Supply Voltage, VCC −0.3V to 6V V+ Pin (V CC − 0.3)V to +14V V− Pin +0.3V to −14V Driver Input Voltage −0.3V to (V CC + 0.3V) Driver Output Voltage (V + + 0.3V) to (V− − 0.3V) Receiver Input Voltage ±25V Receiver Output Voltage −0.3V to (V CC + 0.3V) Maximum Package Power Dissipation@ 25˚C (Note 8) J Package 1520 mW E Package 2000 mW Short Circuit Duration, D OUT Continuous Storage Temp. Range −65˚C to +150˚C Lead Temp. (Soldering, 4 sec.) +260˚C ESD Rating (HMB, 1.5 kΩ , 100 pF) ≥ 2.5 kV Recommended Operating Conditions Min Max Units Supply Voltage, VCC 4.5 5.5 V Operating Free Air Temp. (TA) DS14C232E/J −55 +125 ˚C Electrical Characteristics(Note 2) Over recommended operating conditions, unless otherwise specified Symbol Parameter Conditions Min Max Units DEVICE CHARACTERISTICS (C1–C4 = 1.0 µF) ICC Supply (VCC ) Current No Load 8.0 mA DRIVER CHARACTERISTICS V IH High Level Input Voltage 2V VIL Low Level Input Voltage 0.8 V IIH High Level Input Current V IN ≥ 2.0V 100 µA IIL Low Level Input Current V IN = 0V 100 µA VOH High Level Output Voltage R L = 3k Ω 5.0 V VOL Low Level Output Voltage R L = 3k Ω −5.0 V IOS+ Output High Short Circuit Current VO = 0V (Note 3) −25 mA IOS− Output Low Short Circuit Current VO = 0V 25 mA R O Output Resistance −2V ≤ VO ≤ +2V, TA = 25˚C, 300 Ω VCC = 0V = GND RECEIVER CHARACTERISTICS (C1–C4 = 1.0 µF) VTH Input High Threshold Voltage 3.0 V VTL Input Low Threshold Voltage 0.2 V VHY Hysteresis T A = 25˚C, +125˚C 0.1 1.0 V TA = −55˚C 0.05 1.0 V R IN Input Resistance V IN = ±3V and ±15V, TA = 25˚C 3.0 7.0 k Ω VOH High Level Output Voltage I O = −3.2 mA 3.5 V IO = −20 µA 4.0 V VOL Low Level Output Voltage I O = +3.2 mA 0.4 V Switching Characteristics Over recommended operating conditions, unless otherwise specified. Symbol Parameter Conditions Min Max Units DRIVER CHARACTERISTICS (C1–C4 = 1.0 µF) tPLH Propagation Delay Low to High RL = 3k Ω ,C L = 50 pF Figures 1, 2 4.0 µs tPHL Propagation Delay High to Low 4.0 µs tSK Skew |tPLH −tPHL | 1.0 µs SR1 Output Slew Rate R L = 3k Ω t o7kΩ ,C L = 2500 pF (Note 7) 1.5 30 V/µs RECEIVER CHARACTERISTICS (C1–C4 = 1.0 µF) tPLH Propagation Delay Low to High Input Pulse Width> 10 µs 8.0 µs tPHL Propagation Delay High to Low CL = 50 pF 8.0 µs tSK Skew |tPLH −tPHL |( Figures 3, 4) 2.0 µs DS14C232 www.national.com 4

Typical Application Information Typical Connection Diagram DS010744-7 DS010744-9 DS14C232 www.national.com7

Typical Performance Characteristics DRIVER V OH &V OL vs POWER SUPPLY VOLTAGE DS010744-11 DS010744-12 VCC = 5.0V, RL = 3k Ω ,C L = 15 pF (includes jig and probe capacitance), CP = 1µ F DS010744-13 S1 V O 2.0V V OL 0.8V V OH DS14C232 www.national.com 8

Typical Performance Characteristics(Continued) DRIVER SLEW RATE vs POWER SUPPLY VOLTAGE & LOAD CAPACITANCE DS010744-14 DS010744-15 Ta = 25˚C, RL = 5k Ω ,C P = 1µ F ,ƒ= 30 KHz DS010744-16 SR = 6V/t1 or 6V/t2, whichever is greater. DS14C232 www.national.com9

Physical Dimensionsinches (millimeters) unless otherwise noted Order Number DS14C232E/883 Order Number DS14C232J/883 DS14C232 www.national.com 10

Physical Dimensionsinches (millimeters) unless otherwise noted (Continued) Order Number DS14C232CM or DS14C232TM Order Number DS14C232CN DS14C232 www.national.com11

NATIONAL’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT AND GENERAL COUNSEL OF NATIONAL SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, and whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in a significant injury to the user. 2. A critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. National Semiconductor Corporation Americas Tel: 1-800-272-9959 Fax: 1-800-737-7018 Email: support@nsc.com National Semiconductor Europe Fax: +49 (0) 1 80-530 85 86 Email: europe.support@nsc.com Deutsch Tel: +49 (0) 1 80-530 85 85 English Tel: +49 (0) 1 80-532 78 32 Français Tel: +49 (0) 1 80-532 93 58 Italiano Tel: +49 (0) 1 80-534 16 80 National Semiconductor Asia Pacific Customer Response Group Tel: 65-2544466 Fax: 65-2504466 Email: sea.support@nsc.com National Semiconductor Japan Ltd. Tel: 81-3-5639-7560 Fax: 81-3-5639-7507 www.national.com DS14C232 Low Power +5V Powered TIA/EIA-232 Dual Driver/Receiver National does not assume any responsibility for use of any circuitry described, no circuit patent licenses are implied and National reserves the right at any time without notice to change said circuitry and specifications.