Overview
The SC16IS752IBS,157, produced by NXP USA Inc., is a dual-channel high-performance UART (Universal Asynchronous Receiver-Transmitter) integrated circuit. This device serves as an interface between I2C-bus or SPI bus and RS-232/RS-485 serial communication protocols. It is designed to offer seamless protocol conversion, making it highly versatile for various applications. The SC16IS752 is particularly suited for hand-held, battery-operated devices due to its low operating and sleeping current.
Key Specifications
| Parameter | Description |
|---|---|
| Package Type | 32-HVQFN (5x5 mm) |
| Operating Voltage | 2.5 V or 3.3 V |
| Temperature Range | -40°C to +95°C |
| Data Rate | Up to 5 Mbit/s |
| FIFO Size | 64 bytes (transmitter and receiver) |
| Interface | I2C-bus or SPI, RS-232/RS-485 |
| Programmable I/O Pins | Up to 8 pins |
| Flow Control | Hardware (RTS/CTS) and Software (Xon/Xoff) |
| IrDA Support | SIR up to 115.2 kbit/s |
Key Features
- Dual full-duplex UART with I2C-bus or SPI interface selectable
- Supports baud rates up to 5 Mbit/s in 16x clock mode
- Automatic hardware flow control using RTS/CTS and software flow control with programmable Xon/Xoff characters
- Automatic RS-485 support with driver direction control via RTS signal
- Built-in IrDA encoder and decoder supporting IrDA SIR
- Software reset capability
- Transmitter and receiver can be enabled/disabled independently
- Programmable special character detection and fully programmable character formatting
- Internal Loopback mode and low sleep current (< 30 μA at 3.3 V)
- 5 V tolerant inputs and industrial temperature range
Applications
- Factory automation and process control
- Portable and battery-operated devices
- Cellular data devices
- Hand-held devices requiring low power consumption
Q & A
- What is the primary function of the SC16IS752IBS,157?
The primary function is to serve as an interface between I2C-bus or SPI bus and RS-232/RS-485 serial communication protocols.
- What are the operating voltage options for this device?
The device operates at either 2.5 V or 3.3 V.
- What is the maximum data rate supported by the SC16IS752IBS,157?
The device supports data rates up to 5 Mbit/s.
- Does the SC16IS752IBS,157 support IrDA?
Yes, it supports IrDA SIR with speeds up to 115.2 kbit/s.
- What types of flow control are supported by this device?
It supports both hardware flow control (RTS/CTS) and software flow control (Xon/Xoff).
- Can the transmitter and receiver be controlled independently?
Yes, the transmitter and receiver can be enabled or disabled independently.
- What is the size of the FIFO in the SC16IS752IBS,157?
The device has 64-byte FIFOs for both transmitter and receiver.
- Is the SC16IS752IBS,157 compatible with industrial standards?
Yes, it is fully compatible with the industrial standard 16C450 and equivalent devices.
- What is the power consumption in sleep mode?
The sleep current is less than 30 μA at 3.3 V.
- In what package types is the SC16IS752IBS,157 available?
The device is available in 32-HVQFN (5x5 mm) and 28-TSSOP packages.
