Overview
The SC28L92A1B,551 is a 3.3 V/5.0 V Dual Universal Asynchronous Receiver/Transmitter (DUART) produced by NXP USA Inc. This component is designed to operate as a pin and function replacement for the SCC2692 and SC26C92, with added features and deeper FIFOs. It supports both 3.3 V and 5 V supply voltages and is compatible with 68xxx or 80xxx bus interfaces. The device features 16-character receiver and transmitter FIFOs, a watchdog timer for each receiver, and programmable receiver and transmitter interrupts. It is packaged in a 44-pin QFP (Quad Flat Package) and is RoHS compliant.
Key Specifications
| Attribute | Value |
|---|---|
| Manufacturer | NXP USA Inc. |
| Package | QFP-44 |
| Number of Channels | 2 |
| Number of Pins | 44 |
| Supply Voltage | 3.3 V ± 10%, 5 V ± 10% |
| Operating Temperature | -40°C to +85°C |
| Data Rate | Up to 1 Mbps |
| FIFO Size | 16 characters for each receiver and transmitter |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
Key Features
- Dual full-duplex independent asynchronous receiver/transmitters.
- 16-character FIFOs for each receiver and transmitter.
- Pin programming selects 68xxx or 80xxx bus interface.
- Programmable data format: 5 to 8 data bits plus parity, odd, even, no parity, or force parity.
- Multi-function 8-bit output port with individual bit set/reset capability.
- Versatile interrupt system with single interrupt output and eight maskable interrupting conditions.
- Watchdog timer for each receiver.
- On-chip crystal oscillator and power-down mode.
- Automatic wake-up mode for multi-drop applications.
Applications
- Industrial production.
- Smart home appliances.
- Electric vehicles.
- Medical devices.
- Internet of Things (IoT).
Q & A
- What is the SC28L92A1B,551? The SC28L92A1B,551 is a 3.3 V/5.0 V Dual Universal Asynchronous Receiver/Transmitter (DUART) produced by NXP USA Inc..
- What are the key features of the SC28L92A1B,551? Key features include dual full-duplex independent asynchronous receiver/transmitters, 16-character FIFOs, pin programming for bus interface selection, and a versatile interrupt system.
- What are the operating voltage ranges for the SC28L92A1B,551? The component operates at 3.3 V ± 10% and 5 V ± 10% supply voltages.
- What is the maximum data transfer rate of the SC28L92A1B,551? The maximum data transfer rate is up to 1 Mbps.
- Is the SC28L92A1B,551 RoHS compliant? Yes, the SC28L92A1B,551 is RoHS compliant.
- What is the package type of the SC28L92A1B,551? The component is packaged in a 44-pin QFP (Quad Flat Package).
- What are the typical applications of the SC28L92A1B,551? Typical applications include industrial production, smart home appliances, electric vehicles, medical devices, and Internet of Things (IoT).
- Does the SC28L92A1B,551 have a watchdog timer? Yes, the component features a watchdog timer for each receiver.
- Can the SC28L92A1B,551 be used with different bus interfaces? Yes, it supports both 68xxx and 80xxx bus interfaces through pin programming.
- What is the operating temperature range of the SC28L92A1B,551? The operating temperature range is -40°C to +85°C.
