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DS14185 Dataheets PDF



Part Number DS14185
Manufacturers National Semiconductor
Logo National Semiconductor
Description EIA/TIA-232 3 Driver x 5 Receiver
Datasheet DS14185 DatasheetDS14185 Datasheet (PDF)

DS14185 EIA/TIA-232 3 Driver x 5 Receiver April 1999 DS14185 EIA/TIA-232 3 Driver x 5 Receiver Features n n n n n n n Replaces one 1488 and two 1489s Conforms to EIA/TIA-232-E 3 drivers and 5 receivers Flow through pinout Failsafe receiver outputs 20-pin SOIC package LapLink ® compatible −200 kbps data rate General Description The DS14185 is a three driver, five receiver device which conforms to the EIA/TIA-232-E standard. The flow-through pinout facilitates simple non-crossover board layout.

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DS14185 EIA/TIA-232 3 Driver x 5 Receiver April 1999 DS14185 EIA/TIA-232 3 Driver x 5 Receiver Features n n n n n n n Replaces one 1488 and two 1489s Conforms to EIA/TIA-232-E 3 drivers and 5 receivers Flow through pinout Failsafe receiver outputs 20-pin SOIC package LapLink ® compatible −200 kbps data rate General Description The DS14185 is a three driver, five receiver device which conforms to the EIA/TIA-232-E standard. The flow-through pinout facilitates simple non-crossover board layout. The DS14185 provides a one-chip solution for the common 9-pin serial RS-232 interface between data terminal and data communications equipment. Connection Diagram www.DataSheet4U.com SOIC Functional Diagram DS011938-1 Order Number DS14185WM See NS Package M20B DS011938-2 LapLink ® is a registered trademark of Travelling Software. © 1999 National Semiconductor Corporation DS011938 www.national.com Absolute Maximum Ratings (Note 1) If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Supply Voltage (VCC) +7V +15V Supply Voltage (V+) −15V Supply Voltage (V−) Driver Input Voltage 0V to VCC Driver Output Voltage (Power ± 15V Off) ± 25V Receiver Input Voltage 0V to VCC Receiver Output Voltage (ROUT) Maximum Package Power Dissipation @ +25˚C M Package 1488 mW Derate M Package 11.9 mW/˚C above +25˚C Storage Temperature Range Lead Temperature Range (Soldering, 4 seconds) ESD Ratings (HBM, 1.5 kΩ, 100 pF) −65˚C to +150˚C +260˚C ≥1.5 kV Recommended Operating Conditions Supply Voltage (VCC) Supply Voltage (V+) Supply Voltage (V−) Operating Free Air Temperature (TA) Min +4.75 +9.0 −13.2 0 Typ +5.0 +12.0 −12.0 25 Max +5.25 +13.2 −9.0 70 Units V V V ˚C www.DataSheet4U.com Electrical Characteristics (Note 2) Over recommended supply voltage and operating temperature ranges, unless otherwise specified. Symbol Parameter VCC Supply Current V+ Supply Current (Note 2) V− Supply Current (Note 2) High Level Input Voltage Low Level Input Voltage High Level Input Current (Note 2) Low Level Input Current (Note 2) High Level Output Voltage (Note 2) VIN = 5V VIN = 0V RL = 3 kΩ, VIN = 0.8V, V+ = 9V, V− = −9V RL = 3 kΩ, VIN = 0.8V, V+ = +12V, V− = −12V RL = 7 kΩ, VIN = 0.8V, V+ = +13.2V, V− = −13.2V RL = 3 kΩ, VIN = 2V, V+ = 9V, V− = −9V RL = 3 kΩ, VIN = 2V, V+ = +12V, V− = −12V RL = 7 kΩ, VIN = 0.8V, 6 8.5 10 −1.24 7 9 11.5 −7 −8 −11 −6 6 300 300 −13 13 −6 −7.5 −10 −18 18 Conditions No Load, All Inputs at +5V No Load, All Driver Inputs at 0.8V or +2V All Receiver Inputs at 0.8V or 2.4V. V+ = 9V, V− = −9V V+ = 13.2V, V− = −13.2V V+ = 9V, V− = −9V V+ = 13.2V, V− = −13.2V 2.0 0.8 10 −1.5 Min Typ 21.0 8.7 13 −12.5 −16.5 Max 30 15 22 −22 −28 Units mA mA mA mA mA V V µA mA V V V V V V mA mA Ω Ω DEVICE CHARACTERISTICS ICC I+ I− DRIVER CHARACTERISTICS VIH VIL IIH IIL VOH VOL Low Level Output Voltage (Note 2) IOS+ IOS− RO Output High Short Circuit Current (Note 2) Out.


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