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ADM1485ARM PDF预览

ADM1485ARM

更新时间: 2024-01-23 17:28:30
品牌 Logo 应用领域
亚德诺 - ADI 驱动信息通信管理光电二极管接口集成电路驱动器
页数 文件大小 规格书
11页 297K
描述
5 V, High Speed (30 Mbps), Low Power, Half Duplex EIA RS-485 Transceiver

ADM1485ARM 技术参数

Source Url Status Check Date:2013-05-01 14:56:39.954是否无铅: 含铅
是否Rohs认证: 不符合生命周期:Obsolete
零件包装代码:TSSOP包装说明:TSSOP, TSSOP8,.19
针数:8Reach Compliance Code:not_compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.16其他特性:THERMAL SHUTDOWN PROTECTION
差分输出:YES驱动器位数:1
高电平输入电流最大值:0.000001 A输入特性:DIFFERENTIAL SCHMITT TRIGGER
接口集成电路类型:LINE TRANSCEIVER接口标准:EIA-422; EIA-485
JESD-30 代码:S-PDSO-G8JESD-609代码:e0
长度:3 mm湿度敏感等级:1
功能数量:1端子数量:8
最高工作温度:85 °C最低工作温度:-40 °C
最小输出摆幅:1.5 V最大输出低电流:0.004 A
封装主体材料:PLASTIC/EPOXY封装代码:TSSOP
封装等效代码:TSSOP8,.19封装形状:SQUARE
封装形式:SMALL OUTLINE, THIN PROFILE, SHRINK PITCH峰值回流温度(摄氏度):240
电源:5 V认证状态:Not Qualified
最大接收延迟:30 ns接收器位数:1
座面最大高度:1.1 mm子类别:Line Driver or Receivers
最大压摆率:2.2 mA最大供电电压:5.25 V
最小供电电压:4.75 V标称供电电压:5 V
表面贴装:YES技术:BICMOS
温度等级:INDUSTRIAL端子面层:Tin/Lead (Sn85Pb15)
端子形式:GULL WING端子节距:0.65 mm
端子位置:DUAL处于峰值回流温度下的最长时间:30
最大传输延迟:15 ns宽度:3 mm
Base Number Matches:1

ADM1485ARM 数据手册

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ADM1485  
ABSOLUTE MAXIMUM RATINGS*  
(TA = 25°C, unless otherwise noted.)  
PIN FUNCTION DESCRIPTIONS  
Pin Mnemonic Function  
VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3 V to +7 V  
Inputs  
No.  
Driver Input (DI) . . . . . . . . . . . . . . . .0.3 V to VCC + 0.3 V  
Control Inputs (DE, RE) . . . . . . . . . .0.3 V to VCC + 0.3 V  
Receiver Inputs (A, B) . . . . . . . . . . . . . . . . . . –9 V to +14 V  
Outputs  
Driver Outputs (A, B) . . . . . . . . . . . . . . . . . . –9 V to +14 V  
Receiver Output . . . . . . . . . . . . . . . . .0.5 V to VCC + 0.5 V  
Power Dissipation 8-Lead MSOP . . . . . . . . . . . . . . . 900 mW  
θJA, Thermal Impedance . . . . . . . . . . . . . . . . . . . 206°C/W  
Power Dissipation 8-Lead PDIP . . . . . . . . . . . . . . . . 500 mW  
θJA, Thermal Impedance . . . . . . . . . . . . . . . . . . . 130°C/W  
Power Dissipation 8-Lead SOIC . . . . . . . . . . . . . . . . 450 mW  
θJA, Thermal Impedance . . . . . . . . . . . . . . . . . . . 170°C/W  
Operating Temperature Range  
Commercial (J Version) . . . . . . . . . . . . . . . . . . 0°C to 70°C  
Industrial (A Version) . . . . . . . . . . . . . . . . –40°C to +85°C  
Storage Temperature Range . . . . . . . . . . . –65°C to +150°C  
Lead Temperature (Soldering, 10 sec) . . . . . . . . . . . . . 300°C  
Vapor Phase (60 sec) . . . . . . . . . . . . . . . . . . . . . . . . . 215°C  
Infrared (15 sec) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 220°C  
1
RO  
RE  
DE  
DI  
Receiver Output. When enabled if A > B  
by 200 mV, then RO = High. If A < B by  
200 mV, then RO = Low.  
Receiver Output Enable. A low level  
enables the receiver output, RO. A high  
level places it in a high impedance state.  
Driver Output Enable. A high level enables  
the driver differential outputs, A and B. A low  
level places it in a high impedance state.  
Driver Input. When the driver is enabled,  
a logic low on DI forces A low and B high  
while a logic high on DI forces A high and  
B low.  
Ground Connection, 0 V.  
Noninverting Receiver Input A/Driver  
Output A.  
Inverting Receiver Input B/Driver Output B  
Power Supply, 5 V 5%.  
2
3
4
5
6
GND  
A
7
8
B
VCC  
*Stresses above those listed under Absolute Maximum Ratings may cause perma-  
nent damage to the device. This is a stress rating only; functional operation of the  
device at these or any other conditions above those listed in the operational  
sections of this specification is not implied. Exposure to absolute maximum ratings  
for extended periods of time may affect device reliability.  
PIN CONFIGURATION  
1
2
3
4
8
7
6
5
V
RO  
RE  
DE  
DI  
CC  
ADM1485  
B
Table I. Transmitting  
TOP VIEW  
A
(Not to Scale)  
GND  
Inputs  
DE  
Outputs  
B
DI  
A
1
1
0
1
0
X
0
1
Z
1
0
Z
Table II. Receiving  
Inputs  
A-B  
Outputs  
RO  
RE  
0
0
0
1
+0.2 V  
–0.2 V  
Inputs Open  
X
1
0
1
Z
CAUTION  
ESD (electrostatic discharge) sensitive device. Electrostatic charges as high as 4000 V readily  
accumulate on the human body and test equipment and can discharge without detection. Although the  
ADM1485 features proprietary ESD protection circuitry, permanent damage may occur on devices  
subjected to high energy electrostatic discharges. Therefore, proper ESD precautions are recommended  
to avoid performance degradation or loss of functionality.  
'
–3–  
REV.  

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