SN65C3232DBR
Operates from 3V to 5.5V Supply
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製造商零件號 # : SN65C3232DBR
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包裝/封裝: SSOP-16
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製造商: Texas Instruments
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產品分類 : Drivers, Receivers, Transceivers
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SN65C3232DBR 數據表
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詳細說明
The SN65C3232 and SN75C3232 consist of two line drivers, two line receivers, and a dual charge-pump circuit with ±15-kV ESD protection pin-to-pin (serial-port connection pins, including GND). These devices provide the electrical interface between an asynchronous communication controller and the serial-port connector. The charge pump and four small external capacitors allow operation from a single 3-V to 5.5-V supply. The devices operate at typical data signaling rates up to 1 Mbit/s and a driver output slew rate of 24 V/µs to 150 V/µs.
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主要特徵
- Fault detection enables timely maintenance
- Auto-restart after power loss
- Self-testing reduces downtime
規格
以下是所選零件的基本參數,涉及零件的特性及其所屬類別。
Drivers per package | 2 | Receivers per package | 2 |
Logic voltage (min) (V) | 3.3 | Data rate (max) (MBps) | 1 |
Main supply voltage (nom) (V) | 3.3, 5 | ESD HBM (kV) | 15 |
Rating | Catalog | Operating temperature range (°C) | -40 to 85 |
Vout (typ) (V) | 5.4 |
常見問題解答
What is SN65C3232DBR?
The SN65C3232DBR is a quad, low-power, 3-V to 5.5-V RS-232 line driver and receiver designed by Texas Instruments. It is suitable for applications requiring serial communication over long distances, such as industrial automation, networking equipment, and point-of-sale systems.
How Does SN65C3232DBR Work?
The SN65C3232DBR works by transmitting and receiving serial data using the RS-232 communication standard. It provides low-power operation and supports a wide supply voltage range, making it suitable for various industrial and commercial applications. The device features thermal shutdown and electrostatic-discharge protection, enhancing system robustness.
How Many Pins does SN65C3232DBR have and What are the Functions of the Pinout Configuration?
The SN65C3232DBR is housed in a 16-pin SSOP (Shrink Small Outline Package) package. The pinout configuration includes:
- VCC: Positive power supply pin.
- GND: Ground pin.
- RO1, RO2, RO3, RO4: Receiver output pins for each channel.
- RI1, RI2, RI3, RI4: Receiver input pins for each channel.
- DE, !RE: Driver output enable and driver receiver enable pins.
- DI1, DI2, DI3, DI4: Driver input pins for each channel.
- CT1, CT2, CT3, CT4: Capacitor connection pins for each channel.
What are the Pros and Cons of SN65C3232DBR?
Pros:
- Quad Channel: Provides four independent receiver and transmitter channels in a single package, reducing component count.
- Wide Supply Voltage Range: Operates with a supply voltage range of 3 V to 5.5 V, suitable for a variety of systems.
- Robustness: Features thermal shutdown and ESD protection, increasing system reliability.
- Low Power Consumption: Suited for battery-powered and low-power applications.
- Industry Standard: Conforms to the RS-232 communication standard, ensuring compatibility with existing systems.
Cons:
- External Components: May require external capacitors for proper operation and ESD protection components for harsh environments.
- Package Size: The 16-pin SSOP package may require careful handling during assembly and rework.
Are There Any Equivalents/Alternatives to SN65C3232DBR for Recommendation?
- The MAX3232C from Maxim Integrated is a similar quad RS-232 line driver and receiver.
- Alternatives to the SN65C3232DBR include the SP3232E from Exar and the ICL3232E from Intersil.
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