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- Manufacturer No：ST491ACN
- Manufacturer：STMicroelectronics
- Category：Interface - Drivers, Receivers, Transceivers
- Datasheet：ST491ACN
- SKU：4570961
- Description：EAR99 ST491 Tube RS422RS485 interface driver 1.5V 5mA 5.1mm 30ns
User Guide
User Guide
ST491ACN Details
EAR99 ST491 Tube RS422RS485 interface driver 1.5V 5mA 5.1mm 30ns
ST491ACN Specification Parameters
- RoHS Status: ROHS3 Compliant
- Mounting Type: Through Hole
- Number of Functions: 1
- Receiver Number of Bits: 1
- Differential Output: YES
- Lead Free: Lead Free
- Time@Peak Reflow Temperature-Max (s): NOT SPECIFIED
- Terminal Position: DUAL
- Power Supplies: 5V
- Operating Temperature: -40°C~85°C
- Terminal Pitch: 2.54mm
- Number of Terminations: 14
- Pin Count: 14
- Width: 7.62mm
- Nominal Supply Current: 5mA
- Duplex: Full
- Number of Drivers/Receivers: 1/1
- Receive Delay-Max: 30 ns
- Protocol: RS422, RS485
- Transmit Delay-Max: 16 ns
- Interface Standard: EIA-422; EIA-485
- Output Low Current-Max: 0.008A
- Base Part Number: ST491
- Moisture Sensitivity Level (MSL): 1 (Unlimited)
- Mount: Through Hole
- Driver Number of Bits: 1
- ECCN Code: EAR99
- JESD-609 Code: e3
- Part Status: Obsolete
- Peak Reflow Temperature (Cel): NOT SPECIFIED
- Supply Voltage: 5V
- Packaging: Tube
- Qualification Status: Not Qualified
- Terminal Finish: Matte Tin (Sn)
- Number of Pins: 14
- HTS Code: 8542.39.00.01
- Voltage - Supply: 4.5V~5.5V
- Type: Transceiver
- Subcategory: Line Driver or Receivers
- Height Seated (Max): 5.1mm
- Input Characteristics: DIFFERENTIAL SCHMITT TRIGGER
- Package / Case: 14-DIP (0.300, 7.62mm)
- Out Swing-Min: 1.5 V
- Receiver Hysteresis: 70mV
- Data Rate: 50Mbps
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STMicroelectronics — Manufacturer Introduction
STMicroelectronics is a global independent semiconductor company and is a leader in developing and delivering semiconductor solutions across the spectrum of microelectronics applications. An unrivaled combination of silicon and system expertise, manufacturing strength, Intellectual Property (IP) portfolio and strategic partners positions the Company at the forefront of System-on-Chip (SoC) technology and its products play a key role in enabling today's convergence trends.
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