MAX3232 datasheet(3/16 Pages) TGS

3 / 16 page

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.)

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Input Hysteresis

0.3

Input Resistance

TA = +25°C

TRANSMITTER OUTPUTS

Output Voltage Swing

All transmitter outputs loaded with 3k

& to ground

±5.0

±5.4

Output Resistance

VCC = V+ = V- = 0V, TOUT = ±2V

300

10M

Output Short-Circuit Current

±35

±60

Output Leakage Current

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

disabled

±25

µA

MOUSE DRIVEABILITY (MAX3241)

Transmitter Output Voltage

T1IN = T2IN = GND, T3IN = VCC,

T3OUT loaded with 3k

& to GND,

T1OUT and T2OUT loaded with 2.5mA each

±5.0

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.)

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Maximum Data Rate

RL = 3k&, CL = 1000pF, one transmitter switching

120

235

kbps

Receiver Propagation Delay

R_IN to R_OUT, CL = 150pF

tPHL

0.3

µs

tPLH

0.3

Receiver Output Enable Time

Normal operation

200

Receiver Output Disable Time

Normal operation

200

Transmitter Skew

| tPHL - tPLH |

300

Receiver Skew

| tPHL - tPLH |

300

Transition-Region Slew Rate

VCC = 3.3V, RL = 3& to 7k&,

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

TA = +25°C

CL = 150pF to

1000pF

V/µs

CL = 150pF to

2500pF

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