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Maxim > 方案 > 串口至以太网协议转换

串行电平转换器

数据资料
显示 标题/型号 关键优势
QV  PDF +5V供电、多通道RS-232驱动器/接收器
MAX220, MAX222, MAX223, MAX225, MAX230, MAX231, MAX232, MAX232A, MAX233, MAX233A, MAX234, MAX235, MAX236, MAX237, MAX238, MAX239, MAX240, MAX241, MAX242, MAX243, MAX244, MAX245, MAX246, MAX247, MAX248, MAX249
QV  PDF 低功耗、限摆率、RS-485/RS-422收发器
MAX1487, MAX481, MAX483, MAX485, MAX487, MAX488, MAX489, MAX490, MAX491



Key Specifications:   RS-232 Line Driver/Receivers
Part Number Supply Voltage (V) Number of Tx Number of Rx Data Rate (kbps) Typ. ICC Current (mA) Internal Charge Pump Number of Ext. Caps Nom. Cap. Value (µF) Number of Rx Active in Shutdown Features Industry Qualified Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX220  5 2 2 120 0.5 Yes 4 0.1  - 
•Micropower
•True RS-232
 MIL-STD-883B Ceramic DIP/16
DICE SALES/0
PDIP/16
SOIC/16 		62 -40 to +85
-55 to +125
0 to +70
MAX222  5 2 2 200 4 Yes 4 0.1 0
•Shutdown
•Three State Rx O/P
•True RS-232
 MIL-STD-883B Ceramic DIP/18
DICE SALES/0
LCC/20
PDIP/18
SOIC/18 		83 -40 to +85
-55 to +125
0 to +70
MAX223  5 4 5 120 7 Yes 4 1 2
•Shutdown
•Three State Rx O/P
•True RS-232
  -  DICE SALES/0
SOIC/28
SSOP/28 		82 -40 to +85
0 to +70
MAX231  12
5 		2 2 120 0.4 No 2 1  - 
•True RS-232
 MIL-STD-883B Ceramic DIP/14
PDIP/14
SOIC/16 		112 -40 to +85
-55 to +125
0 to +70
MAX232  5 2 2 120 5 Yes 4 1  - 
•True RS-232
 MIL-STD-883B Ceramic DIP/16
DICE SALES/0
LCC/20
PDIP/16
SOIC/16
TSSOP/16 		33 -40 to +85
-55 to +125
0 to +70
MAX232A  5 2 2 200 4 Yes 4 0.1  - 
•True RS-232
  -  Ceramic DIP/16
DICE SALES/0
LCC/20
PDIP/16
SOIC/16
TSSOP/16 		33 -40 to +85
-55 to +125
0 to +70
MAX233  5 2 2 120 5 Yes 0  -   - 
•Internal Capacitors
•True RS-232
  -  PDIP/20
SOIC/20 		138 -40 to +85
0 to +70
MAX233A  5 2 2 200 4 Yes 0  -   - 
•Internal Capacitors
•True RS-232
  -  PDIP/20
SOIC/20 		138 -40 to +85
0 to +70
MAX234  5 4 0 120 7 Yes 4 1  - 
•True RS-232
 MIL-STD-883B Ceramic DIP/16
DICE SALES/0
PDIP/16
SOIC/16 		112 -40 to +85
-55 to +125
0 to +70
MAX235  5 5 5 120 7 Yes 0  -   - 
•Internal Capacitors
•Shutdown
•Three State Rx O/P
•True RS-232
  -  PDIP/24
SideBraze/24 		512 -40 to +85
-55 to +125
0 to +70
MAX236  5 4 3 120 7 Yes 4 1  - 
•Shutdown
•Three State Rx O/P
•True RS-232
 MIL-STD-883B Ceramic DIP/24
DICE SALES/0
PDIP/24
SOIC/24 		166 -40 to +85
-55 to +125
0 to +70
MAX241  5 4 5 120 7 Yes 4 1  - 
•Complete IBM Serial Port
•Shutdown
•Three State Rx O/P
•True RS-232
  -  DICE SALES/0
SOIC/28
SSOP/28 		82 -40 to +85
0 to +70
MAX245  5 8 10 120 11 Yes 0  -  10
•Internal Capacitors
•Shutdown
•Three State Rx O/P
•True RS-232
  -  PDIP/40 837 -40 to +85
0 to +70
MAX247  5 8 9 120 11 Yes 0  -  9
•Internal Capacitors
•Shutdown
•Three State Rx O/P
•True RS-232
  -  PDIP/40 837 -40 to +85
0 to +70
MAX248  5 8 8 120 11 Yes 4 1 8
•Selective Half-Chip Enables
•Shutdown
•Three State Rx O/P
•True RS-232
  -  DICE SALES/0
PLCC/44 		312 -40 to +85
0 to +70
MAX249  5 6 10 120 11 Yes 4 1 10
•Shutdown
•Three State Rx O/P
•True RS-232
  -  PLCC/44 312 -40 to +85
0 to +70
See All RS-232 Line Driver/Receivers (138)

Key Specifications:   RS-422/485 Line Driver/Receivers
Part Number Number of Tx/Rx Duplex Supply Voltage (V) Typ. ICC (mA) Data Rate (kbps) Tx EN Rx EN Typ. Shutdown ICC (µA) Number of Rx/Tx on Bus Rx Failsafe with Inputs: Features Slew Rate Limited Industry Qualified Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX1487  1Tx + 1Rx Half 5 0.3 2,500 Yes Yes  -  128 Open  -  No  -  DICE SALES/0
PDIP/8
SOIC/8
uMAX/8 		16 -40 to +85
-55 to +125
0 to +70
MAX481  1Tx + 1Rx Half 5 0.5 2,500 Yes Yes 0.1 32 Open
•Low Power Shutdown
 No MIL-STD-883B Ceramic DIP/8
DICE SALES/0
PDIP/8
SOIC/8
uMAX/8 		16 -40 to +85
-55 to +125
0 to +70
MAX483  1Tx + 1Rx Half 5 0.35 250 Yes Yes 0.1 32 Open
•Low Power Shutdown
 No MIL-STD-883B Ceramic DIP/8
DICE SALES/0
PDIP/8
SOIC/8
uMAX/8 		16 -40 to +85
-55 to +125
0 to +70
MAX485  1Tx + 1Rx Half 5 0.5 2,500 Yes Yes  -  32 Open  -  No MIL-STD-883B Ceramic DIP/8
DICE SALES/0
PDIP/8
SOIC/8
uMAX/8 		16 -40 to +85
-55 to +125
0 to +70
MAX487  1Tx + 1Rx Half 5 0.25 250 Yes Yes 0.1 128 Open
•Low Power Shutdown
 No MIL-STD-883B Ceramic DIP/8
DICE SALES/0
PDIP/8
SOIC/8
uMAX/8 		16 -40 to +85
-55 to +125
0 to +70
MAX488  1Tx + 1Rx Full 5 0.12 250 No No  -  32 Open  -  No MIL-STD-883B Ceramic DIP/8
DICE SALES/0
PDIP/8
SOIC/8
uMAX/8 		16 -40 to +85
-55 to +125
0 to +70
MAX489  1Tx + 1Rx Full 5 0.12 250 Yes Yes  -  32 Open  -  No  -  Ceramic DIP/14
DICE SALES/0
PDIP/14
SOIC/14 		54 -40 to +85
-55 to +125
0 to +70
MAX490  1Tx + 1Rx Full 5 0.3 2,500 No No  -  32 Open  -  No MIL-STD-883B Ceramic DIP/8
DICE SALES/0
PDIP/8
SOIC/8
uMAX/8 		16 -40 to +85
-55 to +125
0 to +70
MAX491  1Tx + 1Rx Full 5 0.3 2,500 Yes Yes  -  32 Open  -  No MIL-STD-883B Ceramic DIP/14
DICE SALES/0
PDIP/14
SOIC/14 		54 -40 to +85
-55 to +125
0 to +70
See All RS-422/485 Line Driver/Receivers (150)


         


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