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SN65LBC174DW
+NomenclatureIC DRIVER 4/0 20SOIC
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FabricantTexas Instruments
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Pièce fabricant #SN65LBC174DW
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Package 20-SOIC
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En stock1824
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Spécifications
| Attribut | Valeur |
| Package | Bulk,Tube |
| ProductStatus | Active |
| Type | Driver |
| Protocol | RS422, RS485 |
| NumberofDrivers/Receivers | 4/0 |
| ReceiverHysteresis | 40 mV |
| DataRate | 30Mbps |
| Voltage-Supply | 4.75V ~ 5.25V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 20-SOIC (0.295, 7.50mm Width) |
Présentation
Description
Each driver within the SN65LBC174DW has three-state outputs, allowing for individual control and multiplexed bus operation. The device also features thermal shutdown protection, current limiting, and positive and negative output current limiting to enhance reliability and protect against short circuits and overtemperature conditions.
The SN65LBC174DW is commonly used in RS-485 and RS-422 communication systems, offering high noise immunity and low electromagnetic interference. Its compact SOIC-16 package makes it suitable for applications with space constraints. This line driver is ideal for long-distance data transmission, industrial automation, and other applications requiring reliable differential signaling.
Equivalent
1. MAX1482 - by Maxim Integrated
2. ADM1486 - by Analog Devices
3. SP3485 - by Exar Corporation (now part of MaxLinear)
4. MC3486 - by ON Semiconductor (now onsemi)
These alternatives offer similar functionalities for differential line transmission applications. Always check the datasheets to ensure compatibility with your specific use case.
Features
1. Differential Output: Provides better noise immunity and signal integrity over long distances.
2. High-Speed Operation: Supports data rates up to 30 Mbps, suitable for fast data transfer requirements.
3. Wide Supply Voltage Range: Operates from 4.75V to 5.25V, allowing flexibility in power supply design.
4. Low Power Consumption: Reduces power usage, making it ideal for power-sensitive applications.
5. Thermal Shutdown: Protects the device from overheating by disabling the outputs when the temperature exceeds safe limits.
6. Current Limiting: Protects the device and load from excessive current by limiting the output current.
7. Short-Circuit Protection: Prevents damage to the device when an output is accidentally shorted.
8. TTL Compatible Inputs: Ensures compatibility with standard TTL logic levels.
9. Package Type: Comes in a 16-pin SOIC (Small Outline Integrated Circuit) package, making it suitable for space-constrained designs.
These features make the SN65LBC174DW well-suited for applications in industrial, networking, and telecommunications environments.
Pinout
Here are the key pin functions for the SN65LBC174DW:
1. VCC (Pin 16): Power supply pin.
2. GND (Pin 8): Ground reference pin.
3. A1, A2, A3, A4 (Pins 2, 5, 10, 13): Data input pins for each driver.
4. Y1, Y2, Y3, Y4 (Pins 3, 6, 11, 14): Non-inverting output pins for each driver.
5. Z1, Z2, Z3, Z4 (Pins 4, 7, 12, 15): Inverting output pins for each driver.
6. ENABLE (Pin 1, 9): Driver enable pins that control the operational state of the outputs.
The SN65LBC174DW is used to drive signals over long distances, ensuring high-speed data transfer with reduced electromagnetic interference.