3.3V or 5V RS-232 Transceivers
SP3244E-SP3245E
3.3V or 5V RS-232 Transceivers with Auto On-Line® Plus
FEATURES
• Contains 3-Drivers and 5-Receivers; ...
Description
SP3244E-SP3245E
3.3V or 5V RS-232 Transceivers with Auto On-Line® Plus
FEATURES
Contains 3-Drivers and 5-Receivers; Single-chip DTE (PC or terminal) serial port transceiver
Auto On-Line® Plus SP3244E slew-controlled to 250kbps under load SP3245E 1Mbps data rate for high-speed RS-232 Meets true EIA/TIA-232-F and ITU V.28 standards
from a +3.0V to +5.5V power supply Adheres to EIA/TIA-562 for interoperability
with EIA/TIA-232 down to a +2.7V supply voltage Regulated charge pump yields stable RS-232
outputs regardless of VCC variations ESD Specifications:
±15KV Human Body Model
C2+ 1 C2- 2
V- 3 R1IN 4
R2IN 5 R3IN 6
R4IN 7
28 C1+ 27 V+ 26 VCC 25 GND
24 C1SP3244E 23 ONLINE SP3245E 22 SHUTDOWN
R5IN 8
21 STATUS
APPLICATIONS
Portable RS-232 Laptops and handheld PCs and PDA Cellular telephones, datacables, chargingcradles Diagnostic/upload ports on embedded applications Use in conjunction with low-voltage UART or
microcontro...
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