TRS3243
TRS3243 is 3-V to 5.5-V Multichannel RS-232 Line Driver/Receiver manufactured by Texas Instruments.
Features
- Operates with 3-V to 5.5-V VCC supply
- Single-chip and single-supply interface for IBM® PC/AT™ serial port
- RS-232 bus-pin ESD protection of
±15 k V using human-body model (HBM)
- Meets or exceeds the requirements of
TIA/EIA-232-F and ITU V.28 standards
- Three drivers and five receivers
- Operates up to 250 kbps
- Low active current: 300-μA typical
- Low standby current: 1-μA typical
- External capacitors: 4 × 0.1 μF
- Accepts 5-V logic input with 3.3-V supply
- Always-active noninverting receiver output (ROUT2B)
- Operating temperature
- TRS3243C: 0°C to 70°C
- TRS3243I:
- 40°C to 85°C
- Serial-mouse driveability
- Automatic power-down feature to disable driver outputs when no valid RS-232 signal is sensed
3.3 V, 5 V
FORCEON
FORCEOFF
3 DIN
2 Applications
- Battery-powered systems
- Tablets
- Notebooks
- Laptops
- Hand-held equipment
3 Description
The TRS3243 device consists of three line drivers, and five line receivers, which is ideal for DE-9 DTE interface. A ±15-k V ESD (HBM) protection pin-to-pin (serial-port connection pins, including GND). Flexible power features save power automatically. Special outputs ROUT2B and INVALID are always enabled to allow checking for ring indicator and valid RS232 input.
Package Information
PART NUMBER
PACKAGE(1)
BODY SIZE (NOM)
SSOP (28) TSSOP (28)
10.20 mm × 5.30 mm 9.70 mm × 4.40 mm
(1) For all available packages, see the orderable addendum at the end of the data...
