参数资料
型号: MAX3535ECWI+
厂商: Maxim Integrated Products
文件页数: 10/26页
文件大小: 0K
描述: IC TXRX RS485/422 28-SOIC
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 25
类型: 收发器
驱动器/接收器数: 1/1
规程: RS422,RS485
电源电压: 3 V ~ 5.5 V
安装类型: 表面贴装
封装/外壳: 28-SOIC(0.295",7.50mm 宽)
供应商设备封装: 28-SOIC W
包装: 管件
产品目录页面: 1422 (CN2011-ZH PDF)
+3V to +5V, 2500VRMS Isolated RS-485/RS-422
Transceivers with ±15kV ESD Protection
Functional Tables
Table 1. Transmitting Logic
TRANSMITTING LOGIC
INPUTS
OUTPUTS
DE
DI
Y
Z
11
10
01
0
X
High impedance
Table 2. Receiving Logic
RECEIVING LOGIC
INPUTS
OUTPUTS
RE
VA - VB
RO1
RO2
0
>-10mV
1
0
<-200mV
0
Inputs open/shorted
1
>-10mV
High impedance
1
<-200mV
High impedance
0
1
Inputs open/shorted
High impedance
1
Table 3. Fault Mode
NORMAL
MODE
FAULT MODES
FUNCTION
VCC1 > VUVH1
VCC2 > VUVH2
VCC1 < VUVL1
VCC2 > VUVH2
VCC1 > VUVH1
VCC2 < VUVL2
VCC1 < VUVL1
VCC2 < VUVL2
THERMAL
SHUTDOWN
INTERNAL
COMMUNICATION
FAULT
Transformer
driver
(ST1, ST2)
On
Off
On
RE = 0
Active
High
RE = VCC1
High
impedance
High
impedance
High
impedance
High
impedance
High
impedance
High impedance
RO1
RE = floating
Active
High
impedance
High
impedance
High
impedance
High
impedance
High impedance
RO2
Active
Driver outputs (Y, Z)
Active
High
impedance
High
impedance
High
impedance
High
impedance
High impedance
Internal barrier
communication
Active
Disabled
Communication
attempted
Fault indicator on RE
Low
(60A pull-
down)
High
(100A pullup)
High
(100A pullup)
High
(100A pullup)
High
(100A pullup)
High
(100A pullup)
MAX3535E/MXL1535E
18
Maxim Integrated
MAX3535E/MXL1535E
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