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参数资料
| 型号： | IL3122E |
| 厂商： | NVE Corp/Isolation Products |
| 文件页数： | 1/18页 |
| 文件大小： | 0K |
| 描述： | TXRX ISO BUS 5MBPS RS422 16SOIC |
| 产品培训模块： | IsoLoop® Isolator |
| 产品目录绘图： | IL3122, 3222, 3422 Circuit |
| 特色产品： | Wide-Body SOIC-16 Isolators |
| 标准包装： | 50 |
| 系列： | IsoLoop® |
| 类型： | 收发器，隔离式 |
| 驱动器/接收器数： | 1/1 |
| 规程： | RS422 |
| 电源电压： | 3 V ~ 5.5 V，4.5 V ~ 5.5 V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 16-SOIC（0.295"，7.50mm 宽） |
| 供应商设备封装： | 16-SOIC |
| 包装： | 管件 |
| 产品目录页面： | 2771 (CN2011-ZH PDF) |
| 其它名称： | 390-1096-5 |
IL3185/IL3122
IsoLoop is a registered trademark of NVE Corporation.
*U.S. Patent numbers 5,831,426; 6,300,617 and others.
REV. P
NVE Corporation
11409 Valley View Road, Eden Prairie, MN 55344-3617
Phone: (952) 829-9217
www.isoloop.com
iso-info@nve.com
NVE Corporation
Low Cost Passive Input RS-485 and RS-422 Isolated Transceivers
Functional Diagrams
R
RE
A
B
Z
R
RE
Y
IL3122
IL3185
A
B
V
COIL2
V
COIL1
V
COIL1
V
COIL2
DE
D
DE
D
IL3185 Truth Table
V(A-B)
DE
D
R
RE
Mode
≥ 200 mV
H
L
Drive
≤200 mV
H
L
Drive
≥ 200 mV
L
X
H
L
Receive
≤200 mV
L
X
L
Receive
X
Z
H
X
Open
L
X
H
L
Receive
Z = High Impedance
X = Irrelevant
IL3122 Receiver
RE
R
V(A-B)
H
Z
X
L
H
≥ 200 mV
L
≤200 mV
L
H
Open
IL3122 Driver
DE
D
V(Y-Z)
L
X
Z
H
≥ 200 mV
H
L
≤200 mV
Features
5 Mbps data rate
3 V to 5 V power supplies
Supports up to 32 nodes
15 kV bus ESD protection
2500 VRMS isolation per UL 1577
20 kV/s typical common mode rejection
No carrier or clock for low EMI emissions and susceptibility
40°C to +85°C temperature range
Thermal shutdown protection
UL 1577 recognized; IEC 60747-5-5 (VDE 0884) certified
0.15", 0.3" or True 8 mm 16-pin SOIC packages
Applications
P.O.S. systems
Security networks
Building environmental controls
Industrial control networks
Gaming systems
Factory automation
Description
The IL3185 and IL3122 are galvanically isolated, differential
bus transceivers designed for bidirectional data
communication over balanced transmission lines. The
devices use NVE’s patented* IsoLoop spintronic Giant
Magnetoresistance (GMR) technology. The IL3185 delivers
at least 1.5 V into a 54 load, and the IL3122 at least 2 V
into a 100 load for excellent data integrity over long
cables. These devices are also compatible with 3 V input
supplies, allowing interface to standard microcontrollers
without additional level shifting.
Both the IL3185 and IL3122 have current limiting and
thermal shutdown features to protect against output short
circuits and bus contentions that may cause excessive power
dissipation. The receivers also incorporate a “fail-safe if
open” design, ensuring a logic high on R if the bus lines are
disconnected or “floating.”
Selection Table
Model
Full/Half
Duplex
No. of Devices
Allowed on Bus
Data
Rate
Mbps
Fail-Safe
IL3185
half
32
5
yes
IL3122
full
32
5
yes
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| IL-312-30P-VF30-A1 | 功能描述:板对板与夹层连接器 30p PCB to PCB RoHS:否 制造商:JAE Electronics 系列:WP3 产品类型:Receptacles 节距:0.4 mm 叠放高度:1 mm 安装角: 位置/触点数量:50 排数:2 外壳材料:Plastic 触点材料:Copper Alloy 触点电镀:Gold 电压额定值:50 V 电流额定值:0.4 A |
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