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ADM203 PDF预览

ADM203

更新时间: 2024-02-22 23:16:18
品牌 Logo 应用领域
亚德诺 - ADI 驱动器
页数 文件大小 规格书
6页 308K
描述
High Speed, +5 V, 0.1 uF CMOS RS-232 Driver/Receivers

ADM203 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Obsolete零件包装代码:DIP
包装说明:DIP,针数:20
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.82
其他特性:INTERNAL CHARGE PUMP差分输出:NO
驱动器位数:2输入特性:SCHMITT TRIGGER
接口集成电路类型:LINE TRANSCEIVER接口标准:EIA-232-E; V.28
JESD-30 代码:R-PDIP-T20JESD-609代码:e3
长度:25.2 mm功能数量:2
端子数量:20最高工作温度:70 °C
最低工作温度:输出特性:TOTEM-POLE
输出极性:INVERTED封装主体材料:PLASTIC/EPOXY
封装代码:DIP封装形状:RECTANGULAR
封装形式:IN-LINE峰值回流温度(摄氏度):NOT APPLICABLE
认证状态:Not Qualified最大接收延迟:5000 ns
接收器位数:2座面最大高度:5.33 mm
最大压摆率:4 mA最大供电电压:5.5 V
最小供电电压:4.5 V标称供电电压:5 V
表面贴装:NO技术:BICMOS
温度等级:COMMERCIAL端子面层:Matte Tin (Sn)
端子形式:THROUGH-HOLE端子节距:2.54 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT APPLICABLE
最大传输延迟:5000 ns宽度:7.62 mm

ADM203 数据手册

 浏览型号ADM203的Datasheet PDF文件第2页浏览型号ADM203的Datasheet PDF文件第3页浏览型号ADM203的Datasheet PDF文件第4页浏览型号ADM203的Datasheet PDF文件第5页浏览型号ADM203的Datasheet PDF文件第6页 
High Speed, +5 V, 0.1 F  
CMOS RS-232 Driver/Receivers  
a
ADM202/ADM203  
FUNCTIONAL BLOCK DIAGRAMS  
FEATURES  
120 kB Transmission Rate  
ADM202: Small (0.1 F) Charge Pump Capacitors  
ADM203: No External Capacitors Required  
Single 5 V Power Supply  
Meets EIA-232-E and V.28 Specifications  
Two Drivers and Two Receivers  
On-Board DC-DC Converters  
؎9 V Output Swing with +5 V Supply  
Low Power BiCMOS: 2.0 mA ICC  
؎30 V Receiver Input Levels  
+5V INPUT  
0.1µF  
6.3V  
C1+  
C1–  
C2+  
1
3
V
16  
2
+5V TO +10V  
VOLTAGE  
DOUBLER  
CC  
0.1µF  
6.3V  
0.1µF  
6.3V  
V+  
4
5
+10V TO –10V  
VOLTAGE  
INVERTER  
V–  
0.1µF  
16V  
6
0.1µF  
16V  
C2–  
11  
10  
14  
7
T1  
T2  
T1  
T2  
R1  
T1  
IN  
OUT  
TTL/CMOS  
INPUTS  
RS-232  
OUTPUTS  
APPLICATIONS  
Computers  
Peripherals  
Modems  
Printers  
Instruments  
*
T2  
IN  
OUT  
12  
9
R1  
R1  
13  
8
OUT  
IN  
IN  
RS-232  
INPUTS**  
TTL/CMOS  
OUTPUTS  
R2  
R2  
R2  
OUT  
GND  
15  
ADM202  
+5V INPUT  
GENERAL DESCRIPTION  
7
The ADM202/ADM203 is a two-channel RS-232 line driver/  
receiver pair designed to operate from a single +5 V power sup-  
ply. A highly efficient on-chip charge pump design permits  
RS-232 levels to be developed using charge pump capacitors as  
small as 0.1 µF. The capacitors are internal to the package on  
the ADM203 so no external capacitors are required. These con-  
verters generate ±10 V RS-232 output levels.  
V
CC  
2
1
5
T1  
T1  
T2  
T1  
T2  
IN  
OUT  
TTL/CMOS  
RS-232  
OUTPUTS  
INPUTS  
*
18  
T2  
IN  
OUT  
R1  
R1  
R1  
4
3
OUT  
IN  
IN  
RS-232  
INPUTS**  
TTL/CMOS  
OUTPUTS  
R2  
20  
19  
R2  
R2  
OUT  
The ADM202/ADM203 meets or exceeds the EIA-232-E and  
V.28 specifications. Fast driver slew rates permit operation up to  
120 kB while high drive currents allows for extended cable  
lengths.  
DO NOT MAKE  
CONNECTIONS TO  
THESE PINS  
8
C1+  
11  
15  
10  
16  
C2+  
C2+  
C1–  
V–  
13  
12  
INTERNAL  
–10V POWER  
SUPPLY  
An epitaxial BiCMOS construction minimizes power consump-  
tion to 10 mW and also guards against latch-up. Overvoltage  
protection is provided allowing the receiver inputs to withstand  
continuous voltages in excess of ±30 V. In addition, all pins  
contain ESD protection to levels greater than 2 kV.  
C2–  
C2–  
ADM203  
V–  
17  
14  
INTERNAL  
+10V POWER  
SUPPLY  
V+  
GND  
6
GND  
9
The ADM202 is available in 16-lead DIP and both narrow and  
wide SOIC packages. The ADM203 is available in a 20-pin DIP  
package.  
*
INTERNAL 400k PULL-UP RESISTOR ON EACH TTL/CMOS INPUT  
**INTERNAL 5k PULL-DOWN RESISTOR ON EACH RS-232 INPUT  
REV. 0  
Information furnished by Analog Devices is believed to be accurate and  
reliable. However, no responsibility is assumed by Analog Devices for its  
use, nor for any infringements of patents or other rights of third parties  
which may result from its use. No license is granted by implication or  
otherwise under any patent or patent rights of Analog Devices.  
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.  
Tel: 617/329-4700  
Fax: 617/326-8703  

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