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LTM2882IY-3
+NomenclatureDGTL ISO 2.5KV 4CH RS232 32-BBGA
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FabricantAnalog Equipment GmbH.
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Pièce fabricant #LTM2882IY-3
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Fiche technique LTM2882IY-3 DataSheet
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En stock3469
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Spécifications
| Attribut | Valeur |
| Series | µModule® |
| Part Status | Active |
| Technology | Magnetic Coupling |
| Type | RS232 |
| Isolated Power | Yes |
| Number of Channels | 4 |
| Inputs - Side 1/Side 2 | 2/2 |
| Channel Type | Unidirectional |
| Voltage - Isolation | 2500Vrms |
| Common Mode Transient Immunity (Min) | 30kV/µs |
| Data Rate | 10Mbps |
| Propagation Delay tpLH / tpHL (Max) | 100ns, 100ns |
| Rise / Fall Time (Typ) | 60ns, 60ns |
| Voltage - Supply | 3V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
| Package / Case | 32-BBGA Module |
| Supplier Device Package | 32-BGA (15x11.25) |
| Base Product Number | LTM2882 |
Présentation
Description
Key features include a wide supply voltage range, low power consumption, and robust protection against overvoltage and ESD. The LTM2882IY-3 integrates signal and power isolation within a compact BGA package, simplifying design and reducing board space. It supports full-duplex communication, making it suitable for industrial, medical, and instrumentation applications where reliable data transmission is crucial.
Its advanced technology minimizes distortion and maintains high data rates, supporting up to 20 Mbps operation. The module's integrated DC/DC converter powers the isolated side, eliminating the need for external power sources. The LTM2882IY-3 is an ideal solution for applications requiring dependable, isolated data communication.
Equivalent
1. ADuM347x Series (Analog Devices) - Isolated DC/DC converters with transceivers.
2. ISO3086 (Texas Instruments) - Isolated RS-485 transceiver.
3. MAX14853 (Maxim Integrated) - Isolated RS-485/RS-422 transceiver.
These alternatives may have differences in specifications, so it’s important to verify compatibility based on the application's specific requirements.
Features
1. Isolation: Provides 2500VRMS isolation between the logic interface and the transceiver/bus interface, ensuring protection against ground potential differences.
2. Integrated Power: Includes an isolated DC-DC converter, supplying power to the isolated side of the device, eliminating the need for an additional power supply.
3. RS-232 Transceiver: Fully compliant with RS-232 standards, supporting data rates up to 1Mbps, suitable for high-speed communication.
4. Multiple Channels: Offers two isolated RS-232 transceiver channels.
5. Robust Performance: Features ±10kV ESD protection on the transceiver interface, enhancing reliability in harsh environments.
6. Low Power Consumption: Designed for efficient power usage, optimizing battery life in portable applications.
7. Compact Package: Available in a small form factor, simplifying integration into space-constrained designs.
8. Temperature Range: Operates over an extended industrial temperature range, typically from -40°C to 85°C.
The LTM2882IY-3 is ideal for applications requiring safe, isolated data communication with robust protection and efficient power management.
Pinout
The primary functions of the LTM2882IY-3 are:
1. Isolation: Provides 2500VRMS of galvanic isolation between the logic interface and the transceiver. It is designed for applications requiring electrical isolation to prevent ground loops and improve noise immunity.
2. RS485/RS422 Interface: Supports full-duplex communication with a data rate of up to 20Mbps, compatible with standard RS485/RS422 protocols.
3. Power Isolation: Includes an isolated power supply capable of providing power to the isolated side of the device, eliminating the need for a separate isolated power source.
4. Protection: Features ±15kV ESD protection on the transceiver bus pins, providing robustness against electrostatic discharge.
The combination of these features makes the LTM2882IY-3 suitable for industrial applications where reliable data transmission across an isolated barrier is required.