MAX3381E 데이터 시트보기 (PDF) - Maxim Integrated
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MAX3381E
Maxim Integrated
MAX3381E Datasheet PDF : 14 Pages
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+2.35V to +5.5V, 1µA, 2Tx/2Rx RS-232 Transceivers
with ±15kV ESD-Protected I/O and Logic Pins
Typical Operating Characteristics (continued)
(VCC = VL = +4.2V, C1 = 0.22µF, C2 = C3 = C4 = 1µF, C5 = 0.1µF parallel with 47µF, RL = 3kΩ, CL = 1000pF, data rate is 250kbps,
TA = +25°C, unless otherwise noted.)
MAX3381E
SLEW RATE vs. LOAD CAPACITANCE
14
13
12
VCC = +4.2V
11
10
9
VCC = +2.5V
8
7
SUPPLY CURRENT vs. LOAD CAPACITANCE
WHEN TRANSMITTING DATA
80
1 TRANSMITTER SWITCHING
70
460kbps
60
50
250kbps
40
30
20
20kbps
10
TRANSMITTER OUTPUT VOLTAGE
vs. SUPPLY VOLTAGE (VCC FALLING)
8
6
VOUT+
4
2
0
-2
-4 VOUT-
6
0
-6
0 500 1000 1500 2000 2500 3000
0 500 1000 1500 2000 2500 3000
2.5
3.5
4.5
5.5
LOAD CAPACITANCE (pF)
LOAD CAPACITANCE (pF)
SUPPLY VOLTAGE (V)
TRANSMITTER OUTPUT VOLTAGE
vs. SUPPLY VOLTAGE (VCC RISING)
8
6
VOUT+
4
2
SUPPLY CURRENT
vs. SUPPLY VOLTAGE (VCC FALLING)
25
1 TRANSMITTER SWITCHING
20
15
0
10
-2
-4
VOUT-
5
-6
2.5
T_IN
5V/div
3.5
4.5
5.5
SUPPLY VOLTAGE (V)
MAX3380E
DATASTREAM VCC = +4.2V
MAX3380E toc09
5V
0
0
2.5
T_IN
5V/div
3.5
4.5
5.5
SUPPLY VOLTAGE (V)
MAX3380E
DATASTREAM VCC = +2.5V
MAX3380E toc10
5V
0
T_OUT
5V/div
5V
5V
T_OUT
0
5V/div
0
-5V
-5V
VCC = VL = +2.5V
1µs/div
1µs/div
_______________________________________________________________________________________ 5
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