MAX3381EEUP Maxim Integrated, MAX3381EEUP Datasheet - Page 3

• Manufacturer Part Number: MAX3381EEUP
• Description: RS-232 Interface IC
• Manufacturer: Maxim Integrated
• Series: MAX3380E, MAX3381Er

Specifications of MAX3381EEUP

• Data Rate: 250 Kbps
• Operating Supply Voltage: 2.35 V to 5.5 V
• Supply Current: 1 mA
• Operating Temperature Range: 0 C to + 70 C
• Function: Transceiver
• Number Of Drivers: 2
• Number Of I/os: 8
• Number Of Receivers: 2
• Propagation Delay Time Ns: 0.15 us
• Shutdown: Yes

ELECTRICAL CHARACTERISTICS (continued)
(V
C2 = C3 = C4 = 0.33µF; T
AutoShutdown Plus (FORCEON = GND, FORCEOFF = V L )
Receiver Input Threshold to
INVALID Output High
Receiver Input Threshold to
INVALID Output Low
Receiver Positive or Negative
Threshold to INVALID High
Receiver Positive or Negative
Threshold to INVALID Low
Receiver or Transmitter Edge to
Transmitters Enabled
Receiver or Transmitter Edge to
Transmitters Shutdown
TRANSMITTER OUTPUTS
V
(V
V
(V
V
Hysteresis
Output Voltage Swing
Output Resistance
Output Short-Circuit Current
Output Leakage Current
ESD PROTECTION
R_IN, T_OUT, R_OUT, T_IN,
FORCEON, FORCEOFF
CC
CC
CC
CC
+2.35V to +5.5V, 1µA, 2Tx/2Rx RS-232 Transceivers
CC
CC
= +2.35V to +5.5V, V
Mode Switch Point
Mode Switch Point
Mode Switch Point
Falling)
Rising)
PARAMETER
with ±15kV ESD-Protected I/O and Logic Pins
_______________________________________________________________________________________
A
L
= T
= +1.65V to +5.5V. When V
MIN
to T
t
AU T OS H D N
SYMBOL
MAX
t
t
INVH
t
INVL
WU
, unless otherwise noted. Typical values are at V
All transmitter
outputs loaded
with 3kΩ to ground
Human Body Model
IEC 1000-4-2 Air-Gap Discharge Method
IEC 1000-4-2 Contact Discharge Method
Figure 3
Figure 3
V
V
V
V
T_OUT = ±5.0V to ±3.7V
T_OUT = ±3.7V to ±5.5V
V
V
CC
CC
CC
CC
CC
OUT
= +5.0V, Figure 4
= +5.0V, Figure 4
= +5.0V, Figure 4
= +5.0V, Figure 4
= 0, transmitter output = ±2.0V
= ±12V, transmitters disabled
CC
< +4.5V, C1 = C2 = C3 = C4 = 0.1µF; when V
CONDITIONS
V
V
V
V
Positive threshold
Negative threshold
C C
C C
C C
C C
= + 3.25V to + 5.5V ,
fal l i ng
= + 2.5V to + 2.95V ,
fal l i ng
CC
= V
L
= +3.3V, T
MIN
2.95
±3.7
-2.7
-0.3
300
3.3
±5
CC
A
±5.4
10M
TYP
400
±15
±15
0.3
3.1
3.5
30
15
30
±8
= +25°C.)
≥ +4.5V, C1 = 0.047µF,
MAX
3.25
±60
±25
2.7
0.3
3.7
UNITS
mV
mA
µA
kV
µs
µs
µs
Ω
V
V
V
V
V
s
3