MAX3381EEUP Maxim Integrated, MAX3381EEUP Datasheet - Page 4

• 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

+2.35V to +5.5V, 1µA, 2Tx/2Rx RS-232 Transceivers
with ±15kV ESD-Protected I/O and Logic Pins
TIMING CHARACTERISTICS
(V
C2 = C3 = C4 = 0.33µF; T
Note 2: Transmitter skew is measured at the transmitter zero crosspoint.
(V
T
4
A
CC
Maximum Data Rate
Receiver Propagation Delay
Transmitter Skew
Receiver Skew
Transition Region Slew Rate
(MAX3380E)
Transition Region Slew Rate
(MAX3381E)
Transition Region Slew Rate
(MAX3380E)
Transition Region Slew Rate
(MAX3381E)
CC
= +25°C, unless otherwise noted.)
_______________________________________________________________________________________
-2
-4
-6
= +2.35V to +5.5V, V
8
6
4
2
0
= V
0
L
V
PARAMETER
TRANSMITTER OUTPUT VOLTAGE
CC
= +4.2V, C1 = 0.22µF, C2 = C3 = C4 = 1µF, C5 = 0.1µF parallel with 47µF, R
500
= +4.2V
vs. LOAD CAPACITANCE
LOAD CAPACITANCE (pF)
1000
1500
A
L
= T
= +1.65V to +5.5V. When V
2000
MIN
V
V
OUT+
OUT-
2500
to T
⏐t
⏐t
SYMBOL
PHL
PHL
MAX
t
t
PLH
PHL
3000
- t
- t
, unless otherwise noted. Typical values are at V
PLH
PLH
⏐ (Note 2)
⏐
R
transmitter switching
Receiver input to receiver output, C
V
R
V
R
V
R
V
R
L
CC
L
CC
L
CC
L
CC
L
-2
-4
-6
8
6
4
2
0
= 3kΩ, C
= 3kΩ, C
= 3kΩ, C
= 3kΩ, C
= 3kΩ, C
0
= +4.2V, -3.0V < T_OUT< +3.0V,
= +4.2V, -3.0V < T_OUT< +3.0V,
= +2.35V, -3.0V < T_OUT< +3.0V,
= +2.35V, -3.0V < T_OUT< +3.0V,
V
CC
TRANSMITTER OUTPUT VOLTAGE
CC
= +2.5V
500
< +4.5V, C1 = C2 = C3 = C4 = 0.1µF; when V
vs. LOAD CAPACITANCE
L
L
L
L
L
LOAD CAPACITANCE (pF)
= 1000pF, one
= 250pF to 1000pF, T
= 150pF to 1000pF, T
= 250pF to 1000pF, T
1000
= 250pF to 1000pF, T
CONDITIONS
1500
Typical Operating Characteristics
2000
V
V
OUT+
OUT-
2500
MAX3381E
MAX3380E
L
A
A
A
A
3000
= 100pF
= +25°C
= +25°C
= +25°C
= +25°C
L
CC
= 3kΩ, C
= V
40
35
30
25
20
15
10
L
5
0
= +3.3V, T
0
L
MIN
250
460
SLEW RATE vs. LOAD CAPACITANCE
20
= 1000pF, data rate is 250kbps,
6
500
LOAD CAPACITANCE (pF)
V
CC
CC
1000
A
0.15
0.15
TYP
200
= +2.5V
50
30
10
= +25°C.)
MAX3380E
≥ +4.5V, C1 = 0.047µF,
V
CC
1500
= +4.2V
MAX
100
2000
30
2500
UNITS
kbps
V/µs
V/µs
V/µs
V/µs
µs
ns
ns
3000