(Hong Kong)
Product Summary
The SN75LBC187DBR is a low-power LinBiCMOSE device containing three drivers, five receivers, and a switched-capacitor voltage converter. The SN75LBC187DBR provides a single chip and single 5-V supply interface between the asynchronous communications element and the serial port connector of the data terminal equipment (DTE). This device has been designed to conform to ANSI Standards EIA/TIA-232-E, EIA/TIA-562, and ITU recommendation V.28. The applications of the SN75LBC187DBR include Laptop or Notebook Computers, Portable Terminals, Single-Board Computers and Portable Test Equipment.
Parametrics
SN75LBC187DBR absolute maximum ratings: (1)Supply voltage range, VCC: 0.3 V to 6 V; (2)Positive output supply voltage range, VDD: VCC –0.3 V to 15 V; (3)Negative output supply voltage range, VSS: 0.3 V to –15 V; (4)Input voltage range, VI: RA: ±30 V; (5)All other inputs: –0.3 V to VCC + 3 V; (6)Output voltage range, VO:DY: –2 VCC + 1.2 V to 2 VCC – 1.2 V; All other outputs: –0.3 V to VCC + 3 V; (7)Operating free-air temperature range, TA: 0 to 70℃; (8)Storage temperature range, Tstg: –65 to 150℃; (9)Lead temperature 1,6 mm (1/16 inch) from case for 10 seconds: 260℃.
Features
SN75LBC187DBR features: (1)Single IC and Single 5-V Supply Interface for Serial Communication Ports; (2)Meets or Exceeds the Requirements of ANSI Standards EIA/TIA-232-E-1991, EIA/TIA-562, and ITU Recommendation V.28; (3)Switched-Capacitor Voltage Converter Eliminates Need for ±12-V Supplies; (4)Voltage Converter Operates With Low Capacitance: 0.1 mF Min; (5)Designed for Data Rates up to 120 kb/s Over 3-m Cable; (6)Available in Shrink Small-Outline 25-mil-Pitch Package; (7)Shutdown Mode to Save Power When Not in Use; (8)±30-V Receiver Input Voltage Range; (9)LinBiCMOSE Process Technology.
Diagrams
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 SN75LBC187DBR |
Texas Instruments |
Buffers & Line Drivers EIA232 MultiCh |
Data Sheet |
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SN75LBC187DBRE4 |
Texas Instruments |
RS-232 Interface IC MultiCh EIA-232 Driver/Receiver |
Data Sheet |
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SN75LBC187DBRG4 |
Texas Instruments |
RS-232 Interface IC Multi Ch EIA232 Driver Receiver |
Data Sheet |
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