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TRS3243ECDB 其他数据使用手册 - TI（德州仪器）
制造商:
TI（德州仪器）
分类:
接口芯片
封装:
SSOP-28
描述:
TEXAS INSTRUMENTS TRS3243ECDB 收发器, RS232, 3驱动器, 3V-5.5电源, SSOP-28
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TRS3243ECDB数据手册
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MAX3224E–MAX3227E/MAX3244E/MAX3245E
†
±15kV ESD-Protected, 1µA, 1Mbps, 3.0V to 5.5V,
RS-232 Transceivers with AutoShutdown Plus
6 _______________________________________________________________________________________
_____________________________Typical Operating Characteristics (continued)
(V
CC
= +3.3V, 250kbps data rate, 0.1µF capacitors, all transmitters loaded with 3kΩ and C
L
, T
A
= +25°C, unless otherwise noted.)
-6
-5
-4
-3
-2
-1
0
1
2
3
4
5
6
0 1000 2000 3000 4000 5000
MAX3244E
TRANSMITTER OUTPUT VOLTAGE
vs. LOAD CAPACITANCE
MAX3224-7/44/45E-10
LOAD CAPACITANCE (pF)
TRANSMITTER OUTPUT VOLTAGE (V)
1 TRANSMITTER AT 250kbps
2 TRANSMITTERS AT 15.6kbps
V
OUT+
V
OUT-
0
4
2
8
6
12
10
14
0 1000 2000 3000 4000 5000
MAX3244E
SLEW RATE vs. LOAD CAPACITANCE
MAX3224-7/44/45E-11
LOAD CAPACITANCE (pF)
SLEW RATE (V/
μ
s)
0
30
20
10
40
50
60
0 20001000 3000 4000 5000
MAX3244E
OPERATING SUPPLY CURRENT
vs. LOAD CAPACITANCE
MAX3224-7/44/45E-12
LOAD CAPACITANCE (pF)
SUPPLY CURRENT (mA)
250kbps
120kbps
20kbps
1 TRANSMITTER AT 250kbps
2 TRANSMITTERS AT 15.6kbps
-7.5
0
-2.5
-5.0
2.5
5.0
7.5
0 800400 1200 1600 2000
MAX3245E
TRANSMITTER OUTPUT VOLTAGE
vs. LOAD CAPACITANCE
MAX3224-7/44/45E-13
LOAD CAPACITANCE (pF)
TRANSMITTER OUTPUT VOLTAGE (V)
2Mbps
2Mbps
1.5Mbps
1.5Mbps
1Mbps
1Mbps
1 TRANSMITTER AT FULL DATA RATE
2 TRANSMITTERS AT 1/16 DATA RATE
0
20
10
40
30
60
50
70
90
80
100
0 400 800 1200 1600 2000
MAX3245E
OPERATING SUPPLY CURRENT
vs. LOAD CAPACITANCE
MAX3224-7/44/45E-15
LOAD CAPACITANCE (pF)
SUPPLY CURRENT (mA)
2Mbps
1.5Mbps
1Mbps
1 TRANSMITTER AT FULL DATA RATE
2 TRANSMITTERS AT 1/16 DATA RATE
0
20
10
40
30
60
50
70
0 400 800 1200 1600 2000
MAX3245E
SLEW RATE vs. LOAD CAPACITANCE
MAX3224-7/44/45E-14
LOAD CAPACITANCE (pF)
SLEW RATE (V/
μ
s)
1 TRANSMITTER AT 1Mbps
2 TRANSMITTERS AT 62.5kbps
0
15
10
5
20
25
30
35
40
45
50
0 1000 2000 3000
MAX3245E
TRANSMITT SKEW
vs. LOAD CAPACITANCE
MAX3224-7/44/45E-16
LOAD CAPACITANCE (pF)
TRANSMITTER SKEW (ns)
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