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MAX3243ECPWRE4 参数 Datasheet PDF下载

MAX3243ECPWRE4图片预览
型号: MAX3243ECPWRE4
PDF下载: 下载PDF文件 查看货源
内容描述: 3V至5.5V多通道RS - 232线路驱动器/接收器【 15千伏IEC ESD保护 [3-V TO 5.5-V MULTICHANNEL RS-232 LINE DRIVER/RECEIVER WITH 【15-kV IEC ESD PROTECTION]
分类和应用: 线路驱动器或接收器驱动程序和接口接口集成电路光电二极管
文件页数/大小: 24 页 / 653 K
品牌: TI [ TEXAS INSTRUMENTS ]
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MAX3243E  
3-V TO 5.5-V MULTICHANNEL RS-232 LINE DRIVER/RECEIVER  
WITH ±15-kV IEC ESD PROTECTION  
www.ti.com  
SLLS657AAPRIL 2005REVISED JUNE 2005  
PARAMETER MEASUREMENT INFORMATION  
3 V  
2.7 V  
2.7 V  
0 V  
0 V  
Receiver  
Input  
−2.7 V  
−2.7 V  
t
ROUT  
−3 V  
Generator  
(see Note B)  
50  
t
valid  
invalid  
V
CC  
50% V  
50% V  
CC  
CC  
0 V  
INVALID  
Output  
t
en  
Auto-  
powerdown  
INVALID  
C = 30 pF  
V+  
V+  
L
(see Note A)  
0.3 V  
Supply  
V
CC  
0 V  
0.3 V  
FORCEOFF  
FORCEON  
Voltages  
DIN  
DOUT  
V−  
V−  
TEST CIRCUIT  
VOLTAGE WAVEFORMS  
Valid RS-232 Level, INVALID High  
Indeterminate  
2.7 V  
0.3 V  
If Signal Remains Within This Region  
For More Than 30 µs, INVALID Is Low  
0 V  
−0.3 V  
Indeterminate  
−2.7 V  
Valid RS-232 Level, INVALID High  
Auto-powerdowndisables drivers and reduces supply  
current to 1 µA.  
NOTES: A. C includes probe and jig capacitance.  
L
B. The pulse generator has the following characteristics: PRR = 5 kbit/s, Z = 50 , 50% duty cycle, t 10 ns, t 10 ns.  
O
r
f
Figure 5. INVALID Propagation Delay Timnes and Supply Enabling Time  
11