VCC 40" />
參數(shù)資料
+5V-Powered, Multichannel RS-232
Drivers/Receivers
13
14
28
27
26
25
24
23
22
21
1
2
3
4
5
6
7
8
VCC
400k
Ω
400k
Ω
400k
Ω
400k
Ω
400k
Ω
T1OUT
+5V
0.1
μF
+5V
3
28
27
4
25
24
23
26
5
6
7
22
GND
ENR
GND
21
+5V
T2OUT
T3OUT
T4OUT
5k
Ω
5k
Ω
5k
Ω
5k
Ω
5k
Ω
14
13
2
1
T5OUT
R1IN
R2IN
R3IN
R4IN
R5IN
T1IN
11
12
18
17
16
15
10
9
8
19
20
T2IN
T3IN
T4IN
T5IN
ENT
R2OUT
R3OUT
R4OUT
PINS (ENR, GND, VCC, T5OUT) ARE INTERNALLY CONNECTED.
CONNECT EITHER OR BOTH EXTERNALLY. T5OUT IS A SINGLE DRIVER.
R5OUT
R1OUT
VCC
ENT
T3IN
T2IN
T1IN
ENR
T4IN
T5IN
R4OUT
R5OUT
R3IN
R3OUT
R2OUT
R1OUT
20
19
18
17
9
10
11
12
R5IN
R4IN
T3OUT
T4OUT
T2OUT
T1OUT
R1IN
R2IN
SO
MAX225
16
15
T5OUT
MAX225 FUNCTIONAL DESCRIPTION
5 RECEIVERS
5 TRANSMITTERS
2 CONTROL PINS
1 RECEIVER ENABLE (ENR)
1 TRANSMITTER ENABLE (ENT)
T5OUT
GND
TOP VIEW
+
Figure 7. MAX225 Pin Configuration and Typical Operating Circuit
18
Maxim Integrated
MAX220–MAX249
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX249CQH-TD 功能描述:RS-232接口集成電路 RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
MAX249EQH 制造商:Maxim Integrated Products 功能描述:44 PINS PLCC PKG - Bulk 制造商:Maxim Integrated Products 功能描述:Line Transceiver, 6-Driver, 10-Receiver, 44 Pin, Plastic, PLCC
MAX249EQH+D 功能描述:RS-232接口集成電路 5V MultiCh RS-232 Driver/Receiver RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
MAX249EQH+TD 功能描述:RS-232接口集成電路 5V MultiCh RS-232 Driver/Receiver RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
MAX249EQH-D 功能描述:RS-232接口集成電路 RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝: