参数资料
型号: MAX3380ECUP+T
厂商: Maxim Integrated Products
文件页数: 13/14页
文件大小: 0K
描述: IC TXRX RS232 460KBPS 20-TSSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: 收发器
驱动器/接收器数: 2/2
规程: RS232
电源电压: 2.4 V ~ 5.5 V
安装类型: 表面贴装
封装/外壳: 20-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 20-TSSOP
包装: 带卷 (TR)
MAX3380E/MAX3381E
+2.35V to +5.5V, 1A, 2Tx/2Rx RS-232 Transceivers
with ±15kV ESD-Protected I/O and Logic Pins
8
_______________________________________________________________________________________
+0.3V
-0.3V
INVALID
R_IN
INVALID ASSERTED IF ALL RECEIVER INPUTS ARE BETWEEN +0.3V AND -0.3V FOR
AT LEAST 30
μs.
30s
TIMER
R
+2.7V
-2.7V
INVALID
R_IN
INVALID DEASSERTED IF ANY RECEIVER INPUT HAS BEEN BETWEEN +2.7V AND -2.7V
FOR LESS THAN 30
μs.
0.3
μs
TIMER
R
Figure 2a. INVALID Functional Diagram, INVALID Low
Figure 2b. INVALID Functional Diagram, INVALID High
Table 1. AutoShutdown Plus Truth Table
OPERATION
STATUS
FORCEON
FORCEOFF
VALID
RECEIVER
LEVEL
RECEIVER OR
TRANSMITTER EDGE
WITHIN 30s
T_OUT
R_OUT
Shutdown
(Forced Off)
X
0
X
High-Z
Active
Normal Operation
(Forced On)
1
X
Active
Normal Operation
(AutoShutdown
Plus)
0
1
X
Yes
Active
Shutdown
(AutoShutdown
Plus)
0
1
X
No
High-Z
Active
Normal Operation
INVALID
1
Yes
X
Active
Normal Operation
INVALID
1
X
Yes
Active
Shutdown
INVALID
1
No
High-Z
Active
Normal Operation
(AutoShutdown)
INVALID
Yes
X
Active
Shutdown
(AutoShutdown)
INVALID
No
X
High-Z
Active
X = Don’t care
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