资 源 简 介
特性
Single-Chip and Single-Supply Interface for IBM™ PC/AT™ Serial Port
RS-232 Bus-Pin ESD ProtecTIon Exceeds ±15 kV Using Human-Body Model (HBM)
Meets or Exceeds the Requirements of TIA/EIA-232-F and ITU v.28 Standards
Operates With 3-V to 5.5-V VCC Supply
Three Drivers and Five Receivers
Low Standby Current . . . 1 mA Typical
External Capacitors . . . 4 × 0.1 mF
Accepts 5-V Logic Input With 3.3-V Supply
Always-AcTIve NoninverTIng Receiver Output (ROUT2B)
Operating Speed
TRS3243C, TRS3243I . . . 250 Kbit/s
TRS3243FC, TRS3243FI . . . 1000 Kbit/s
Operating Temperature
TRS3243C, TRS3243FC . . . 0°C to 70°C
TRS3243I, TRS3243FI . . . -40°C to 85°C
Serial-Mouse Driveability
Auto-Powerdown Feature to Disable Driver Outputs When No Valid RS-232 Signal Is Sensed
APPLICATIONS
Battery-Powered
Systems
