MAX3243CAI RS-232 Transceiver IC Maxim
Price: $3.40
45 available for immediate delivery
Code: IC473PE01
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Additional Information
Transceivers
Features:
- 1μA Supply Current Achieved with AutoShutdown
- Small 0.1μF Capacitors
- True RS-232 Operation from VCC = +3.0V to +5.5V
- Meets EIA/TIA-562 Specifications Down to 2.7V
- Guaranteed 120kbps Data Rate
- 6V/μs Min Guaranteed Slew Rate
- Guaranteed Mouse Driveability (MAX3243)
TYPICAL ELECTRICAL CHARACTERISTICS (Typical Values TA = 25°C):
(VCC = +3.0V to +5.5V, C1–C4 = 0.1μF, TA = TMIN to TMAX, unless otherwise noted.)
DC Characteristics
- Supply Current, AutoShutdown Disabled: 0.3mA
Logic Inputs and Receiver Outputs
- Input Leakage Current (T_IN, EN, FORCEON, FORCEOFF): ±0.01uA
- Output Leakage Current (Receivers Disabled): ±0.05uA
- Output Voltage Low (IOUT = 1.6mA): 0.4V max.
Auto Shutdown (FORCEON = GND, FORCEOFF = VCC)
- Receiver Input Thresholds to Transmitters Disabled: -0.3V to 0.3V
(1μA supply current)
- INVALID Output Voltage Low (IOUT = 1.6mA): 0.4V max.
Receiver Inputs
- Input Voltage Range: -25V to 25V
- Input Hysteresis: 0.3V
- Input Resistance: 5kΩ
Transmitter Outputs
- Output Voltage Swing (All transmitter outputs loaded with 3kΩ to ground): ±5.4V
- Output Resistance(VCC = V+ = V- = 0V, transmitter output = ±2V): 10MΩ
Output Short-Circuit Current: ±35mA
Mouse Driveability
- Transmitter Output Voltage: ±5V
(T1IN = T2IN = GND, T3IN = VCC,T3OUT loaded with 3kΩ to GND, T1OUT and T2OUT loaded with 2.5mA each)
Timing Characteristics
- Maximum Data Rate: 235kbps
(RL = 3kΩ, CL = 1000pF, one transmitter switching)
- Receiver Output Enable Time: 200ns
- Transmitter Skew(tPHL-tPLH): 200ns
- Receiver Skew (tPHL-tPLH): 100ns
Applications:
- Notebook, Subnotebook, Palmtop Computers
- Battery-Powered Equipment
- Hand-Held Equipment
- Peripherals
- Printers
Manufactured by: Maxim
Part Number: MAX3243CAI
Full Datasheet: MAX3243CAI