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Product Detailed Parameters
- Description:IC TRANSCEIVER FULL 3/5 28SOIC
- Mfr:Intersil
- Package:Bulk
- Series:-
- Type:Transceiver
- Protocol:RS232
- Number of Drivers/Receivers:3月5日
- Duplex:Full
- Data Rate:1Mbps
- Voltage - Supply:3V ~ 5.5V
- Operating Temperature:-40°C ~ 85°C
- Mounting Type:Surface Mount
- Package / Case:28-SOIC (0.295", 7.50mm Width)
- Supplier Device Package:28-SOIC
- Receiver Hysteresis:500 mV
- Grade:-
- Qualification:-
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Overview
The ICL3245IB is a triple driver and quintuple receiver RS-232 transceiver manufactured by Intersil. It operates on a single +3V to +5.5V power supply and supports data rates up to 1 Mbps. The device features enhanced automatic powerdown, reducing quiescent current to 1 µA in standby mode. It includes internal charge pumps that eliminate the need for external capacitors. The component provides ±15 kV ESD protection on RS-232 drivers and receivers. It is housed in a 28-pin SSOP package and is designed for full-duplex communication.
Feature Summary
- Integrated charge pump circuitry removes requirement for external flying capacitors
- Enhanced automatic powerdown mechanism significantly reduces standby power consumption
- Robust electrostatic discharge protection rated at ±15 kV on signal lines
Applications
- Portable battery-powered equipment requiring low standby current
- Industrial control systems utilizing RS-232 serial communication
- Modems and handheld terminals with limited power budgets
Procurement Notes
Verify the specific suffix against official Renesas or Intersil documentation to confirm pinout compatibility and temperature range. Confirm moisture sensitivity level requirements for surface mount assembly processes. Ensure the ordering code matches the exact package style and lead finish specifications required for the target design.
Selection Notes
Select this component when a high pin-count RS-232 interface is needed with minimal external passive components. The integrated charge pump simplifies PCB layout compared to older generations. Consider the 28-pin SSOP footprint constraints during mechanical design. Verify that the 1 Mbps speed meets system timing requirements.
Part Context
This part belongs to the ICL3245 family of RS-232 transceivers from Intersil, now part of Renesas Electronics. The family typically includes variants with different driver/receiver counts and packages. The IB suffix generally denotes a specific industrial or commercial grade variant within the broader product line.
Replacement Considerations
Check for direct cross-references such as ICL3245EIAZ-T or ICL3245CAZ. Verify if the replacement offers identical pinouts and electrical characteristics. Confirm availability of the same package type.
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