MAX3387EEUG View Datasheet(PDF) - Maxim Integrated

Part Name

Description

Manufacturer

MAX3387EEUG

3V, ±15kV ESD-Protected, AutoShutdown Plus RS-232 Transceiver for PDAs and Cell Phones

Maxim Integrated 

3V, ±15kV ESD-Protected, AutoShutdown Plus

RS-232 Transceiver for PDAs and Cell Phones

DC ELECTRICAL CHARACTERISTICS (continued)

(VCC = VL = +3.0V to +5.5V; C1–C4 = 0.1µF, tested at +3.3V ±10%; C1 = 0.047µF, C2–C4 = 0.33µF, tested at +5.0V ±10%;

TA = TMIN to TMAX, unless otherwise noted. Typical values are at VCC = VL = +3.3V, TA = +25°C.)

PARAMETER

SYMBOL

CONDITIONS

MIN TYP MAX UNITS

Input Hysteresis

0.5

V

Input Resistance

TRANSMITTER OUTPUTS

TA = +25°C

3

5

7

kΩ

Output Voltage Swing

All transmitter outputs loaded with 3kΩ to

ground

±5

±5.4

V

Output Resistance

Output Short-Circuit Current

VCC = V+ = V- = 0V, transmitter output = ±2V 300 10M

Ω

VT_OUT = 0V

±60 mA

Output Leakage Current

VT_OUT = ±12V, transmitters disabled;

VCC = 0V or +3.0V to +5.5V

±25

µA

ESD PROTECTION

R_IN, T_OUT

ESD Protection

Human Body Model

IEC 1000-4-2 Air-Gap Discharge method

IEC 1000-4-2 Contact Discharge method

AutoShutdown Plus (FORCEON = GND, FORCEOFF = VCC)

Receiver Input Threshold to

INVALID Output High

Figure 3a

Positive threshold

Negative threshold

±15

±15

kV

±8

2.7

V

-2.7

Receiver Input Threshold to

INVALID Output Low

Figure 3a

-0.3

0.3

V

INVALID Output Voltage Low

INVALID Output Voltage High

IOUT = -1.6mA

IOUT = -1.0mA

VL - 0.6

0.4

V

V

Receiver Positive or Negative

Threshold to INVALID High

tINVH VCC = +5V, Figure 3b

1

µs

Receiver Positive or Negative

Threshold to INVALID Low

tINVL VCC = +5V, Figure 3b

30

µs

Receiver or Transmitter Edge to

Transmitters Enabled

tWU

VCC = +5V, Figure 3b

100

µs

Receiver or Transmitter Edge to

Transmitters Shutdown

tAUTOSHDN

VCC = +5V, Figure 3b

15

30

60

s

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