MAX3222CSLASHD datasheet(3/16 Pages) MAXIM

3 / 16 page

3.0V to 5.5V, Low-Power, up to 1Mbps, True RS-232

Transceivers Using Four 0.1µF External Capacitors

_______________________________________________________________________________________

TIMING CHARACTERISTICS—MAX3222/MAX3232/MAX3241

(VCC = +3.0V to +5.5V, C1–C4 = 0.1µF (Note 2), TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)

ELECTRICAL CHARACTERISTICS (continued)

(VCC = +3.0V to +5.5V, C1–C4 = 0.1µF (Note 2), TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)

T1IN = T2IN = GND, T3IN = VCC,

T3OUT loaded with 3k

Ω to GND,

T1OUT and T2OUT loaded with 2.5mA each

CONDITIONS

±5.0

Transmitter Output Voltage

0.3

Input Hysteresis

UNITS

MIN

TYP

MAX

PARAMETER

All transmitter outputs loaded with 3k

Ω to ground

±5.0

±5.4

Output Voltage Swing

±35

±60

Output Short-Circuit Current

VCC = V+ = V- = 0V, TOUT = ±2V

Ω

300

10M

Output Resistance

VOUT = ±12V, VCC = 0V or 3V to 5.5V, transmitters

disabled

µA

±25

Output Leakage Current

tPHL

RL = 3kΩ, CL = 1000pF, one transmitter switching

tPLH

| tPHL - tPLH |

Normal operation

CONDITIONS

0.3

µs

0.3

Receiver Propagation Delay

kbps

120

235

Maximum Data Rate

300

Receiver Skew

300

Transmitter Skew

200

Receiver Output Disable Time

200

Receiver Output Enable Time

UNITS

MIN

TYP

MAX

PARAMETER

630

VCC = 3.3V, RL = 3Ω to 7kΩ,

+3V to -3V or -3V to +3V,

TA = +25°C

V/µs

430

Transition-Region Slew Rate

R_IN to R_OUT, CL = 150pF

CL = 150pF to

1000pF

CL = 150pF to

2500pF

TA = +25°C

Ω

Input Resistance

MOUSE DRIVEABILITY (MAX3241)

TRANSMITTER OUTPUTS

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