Product Summary

The ltc1387cg is a low power reconfigurable CMOS bidirectional transceiver. The ltc1387cg can be configured as an RS485 differential port or as two RS232 single-ended ports. Applications of the ltc1387cg include: Point-of-Sale Terminals, Software Selectable Multiprotocol Interface Ports, Low Power Interface, Cable Repeaters and Level Translators.

Parametrics

ltc1387cg absolute maximum ratings: (1) Supply Voltage (VCC) : 6.5V; (2) Input Voltage Drivers: -0.3 to (Vcc +0.3V) , Receivers: -25 to 25V, 485/232, ON, DXEN RXEN, SLEW: -0.3 to (Vcc +0.3V) ; (3) Output Voltage Drivers: -18 to 18V, Receivers: -0.3 to (Vcc+0.3V) ; (4) Short-Circuit Duration Output: Indefinite; (5) Operating Temperature Range: 0 to 70°C; (6) Storage Temperature Range: -65 to +150°C; (7) Lead Temperature (Soldering, 10 sec) : 300°C.

Features

ltc1387cg features: (1) Two RS232 Transceivers or One RS485 Transceiver; (2) Operates from a Single 5V Supply; (3) Guaranteed Receiver Output with Inputs Floating or Shorted to Ground; (4) Logic Selectable Fast/Slow RS485 Driver Slew Rate; (5) Self-Testing Capability in Loopback Mode; (6) Separate Driver and Receiver Enable Controls; (7) Driver Maintains High Impedance in Three-State, Shutdown or with Power Off; (8) Receiver Inputs Can Withstand ±25V.

Diagrams

ltc1387cg pin configuration

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
LTC1387CG
LTC1387CG


IC TXRX RS232/RS485 5VSNGL20SSOP

Data Sheet

0-1386: $3.12
LTC1387CG#PBF
LTC1387CG#PBF


IC TXRX RS232/RS485 5VSNGL20SSOP

Data Sheet

0-1: $5.50
1-25: $3.66
25-100: $3.12
LTC1387CG#TR
LTC1387CG#TR


IC TXRX RS232/RS485 5V 20SSOP

Data Sheet

0-1800: $3.15
LTC1387CG#TRPBF
LTC1387CG#TRPBF


IC TXRX RS232/RS485 5VSNGL20SSOP

Data Sheet

0-1800: $3.15