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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
_______________________________________________________________________________________ 5
-6
-5
-4
-3
-2
-1
0
1
2
3
4
5
6
0 10002000300040005000
MAX3224E/MAX3226E
TRANSMITTER OUTPUT VOLTAGE
vs. LOAD CAPACITANCE
MAX3224-7/44/45E-01
LOAD CAPACITANCE (pF)
TRANSMITTER OUTPUT VOLTAGE (V)
T1 TRANSMITTING AT 250kbps
T2 (MAX3224E) TRANSMITTING AT 15.6kbps
V
OUT+
V
OUT-
0
2
4
6
8
10
12
14
16
0 1000 2000 3000 4000 5000
MAX3224E/MAX3226E
SLEW RATE vs. LOAD CAPACITANCE
MAX3224-7/44/45E-02
LOAD CAPACITANCE (pF)
SLEW RATE (V/μs)
-SLEW
+SLEW
FOR DATA RATES UP TO 250kbps
0
5
10
15
20
25
30
35
40
45
020001000 3000 4000 5000
MAX3224E/MAX3226E
OPERATING SUPPLY CURRENT
vs. LOAD CAPACITANCE
MAX3224-7/44/45E-03
LOAD CAPACITANCE (pF)
SUPPLY CURRENT (mA)
250kbps
120kbps
20kbps
T1 TRANSMITTING AT 250kbps
T2 (MAX3224E) TRANSMITTING AT 15.6kbps
-7.5
0
-2.5
-5.0
2.5
5.0
7.5
01000500 1500 2000 2500
MAX3225E/MAX3227E
TRANSMITTER OUTPUT VOLTAGE
vs. LOAD CAPACITANCE
MAX3224-7/44/45E-04
LOAD CAPACITANCE (pF)
TRANSMITTER OUTPUT VOLTAGE (V)
2Mbps
2Mbps
1.5Mbps
1.5Mbps
1Mbps
1Mbps
1 TRANSMITTER AT FULL DATA RATE
1 TRANSMITTER AT 1/16 DATA RATE
(MAX3225E)
LOAD = 3k
Ω
+ C
L
0
15
10
5
20
25
30
35
40
45
50
0 1000500 1500 2000 2500 3000
MAX3225E/MAX3227E
TRANSMITTER SKEW
vs. LOAD CAPACITANCE
MAX3224-7/44/45E-07
LOAD CAPACITANCE (pF)
TRANSMITTER SKEW (ns)
AVERAGE: 10 PARTS
1 TRANSMITTER AT 512kbps
1 TRANSMITTER AT 30kbps
(MAX3225E)
LOAD = 3k
Ω
+ C
L
0
80
70
60
50
40
30
20
10
0 500 1000 1500 2000 2500
MAX3225E/MAX3227E
SLEW RATE vs. LOAD CAPACITANCE
MAX3224-7/44/45E-05
LOAD CAPACITANCE (pF)
SLEW RATE (V/μs)
1 TRANSMITTER AT 1Mbps
1 TRANSMITTER AT 62.5kbps (MAX3225E)
-SLEW
+SLEW
0
20
10
40
30
60
50
70
90
80
100
0 500 1000 1500 2000 2500
MAX3225E/MAX3227E
OPERATING SUPPLY CURRENT
vs. LOAD CAPACITANCE
MAX3224-7/44/45E-06
LOAD CAPACITANCE (pF)
SUPPLY CURRENT (mA)
2Mbps
1.5Mbps
1Mbps
1 TRANSMITTER AT FULL DATA RATE
1 TRANSMITTER AT 1/16 DATA RATE
(MAX3225E)
LOAD = 3k
Ω
+ C
L
20
24
22
30
28
26
36
34
32
38
-40 0 20-20 40 60 80 100
MAX3224E–MAX3227E
READY TURN-ON TIME
vs. TEMPERATURE
MAX3224-7/44/45E-08
TEMPERATURE (°C)
READY TURN-ON TIME (μs)
__________________________________________Typical Operating Characteristics
(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.)
0
200
180
160
140
120
100
80
60
40
20
-40 0 20-20 406080100
MAX3224E–MAX3227E
READY TURN-OFF TIME
vs. TEMPERATURE
MAX3224-7/44/45E-09
TEMPERATURE (°C)
READY TURN-OFF TIME (ns)
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