SP3232EUCN-L Ver la hoja de datos (PDF) - Exar Corporation

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componentes Descripción

Fabricante

SP3232EUCN-L

3.3V, 1000 kbps RS-232 Transceivers

Exar Corporation 

ELECTRICAL CHARACTERISTICS

Unless otherwise noted, the following specifications apply for VCC = +3.0V to +5.5V with TAMB = TMIN to TMAX, C1 to

C4 = 0.1µF. Typical values apply at Vcc = +3.3V and TAMB = 25°C

PARAMETER

MIN. TYP. MAX. UNITS CONDITIONS

DRIVER OUTPUTS (continued)

Output Resistance

Output Short-Circuit Current

Output Leakage Current

RECEIVER INPUTS

Input Voltage Range

Input Threshold LOW

Input Threshold LOW

Input Threshold HIGH

Input Threshold HIGH

Input Hysteresis

Input Resistance

TIMING CHARACTERISTICS

Maximum Data Rate

300

Ω VCC = V+ = V- = 0V, TOUT=+2V

+35 +60

mA VOUT = 0V

+25

µA VCC = 0V or 3.0V to 5.5V,

VOUT = +12V, Drivers disabled

-15

+15

V

0.6

1.2

V Vcc = 3.3V

0.8

1.5

V Vcc = 5.0V

1.5 2.4

V Vcc = 3.3V

1.8 2.4

V Vcc = 5.0V

0.3

V

3

5

7

kΩ

1000

kbps RL = 3kΩ, CL = 250pF, one driver

switching

Receiver Propagation Delay, tPHL

Receiver Propagation Delay, tPLH

Receiver Output Enable Time

Receiver Output Disable Time

Driver Skew

Receiver Skew

Transition-Region Slew Rate

0.15

0.15

200

200

100

50

90

µs

µs

ns

ns

ns

ns

V/µs

Receiver input to Receiver

output, CL = 150pF

Receiver input to Receiver

output, CL = 150pF

| tPHL - tPLH |, TAMB = 25°C

| tPHL - tPLH |

Vcc = 3.3V, RL = 3kΩ,

CL =1000pF, TAMB = 25°C,

measurements taken from -3.0V

to +3.0V or +3.0V to -3.0V

NOTE 2: Driver input hysteresis is typically 250mV.

Exar Corporation 48720 Kato Road, Fremont CA, 94538 • 510-668-7017 • www.exar.com



SP3222EU/SP3232EU_102_031413

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