參數(shù)資料
型號(hào): SC16C650A
廠商: NXP Semiconductors N.V.
英文描述: Universal Asynchronous Receiver/Transmitter (UART) with 32-byte FIFO and infrared (IrDA) encoder/decoder
中文描述: 通用異步接收器/發(fā)送器(UART)與32字節(jié)的FIFO和紅外(IrDA)編碼器/解碼器
文件頁(yè)數(shù): 1/50頁(yè)
文件大?。?/td> 642K
代理商: SC16C650A
SC16C650A
Universal Asynchronous Receiver/Transmitter (UART)
with 32-byte FIFO and infrared (IrDA) encoder/decoder
Rev. 04 — 20 June 2003
Product data
1.
General description
The SC16C650A is a Universal Asynchronous Receiver and Transmitter (UART)
used for serial data communications. Its principal function is to convert parallel data
into serial data, and vice versa. The UART can handle serial data rates up to
3 Mbits/s.
The SC16C650A is pin compatible with the ST16C650A and it will power-up to be
functionally equivalent to the 16C450. Programming of control registers enables the
added features of the SC16C650A. Some of these added features are the 32-byte
receive and transmit FIFOs, automatic hardware or software flow control and infrared
encoding/decoding. The selectable auto-flow control feature significantly reduces
software overload and increases system efficiency while in FIFO mode by
automatically controlling serial data flow using RTS output and CTS input signals.
The SC16C650A also provides DMA mode data transfers through FIFO trigger levels
and the RXRDY and TXRDY signals. On-board status registers provide the user with
error indications, operational status, and modem interface control. System interrupts
may be tailored to meet user requirements. An internal loop-back capability allows
on-board diagnostics.
The SC16C650A operates at 5 V, 3.3 V and 2.5 V, and the industrial temperature
range, and is available in plastic DIP40, PLCC44, and LQFP48 packages.
2.
Features
I
5 V, 3.3 V and 2.5 V operation
I
Industrial temperature range
I
After reset, all registers are identical to the typical 16C450 register set
I
Capable of running with all existing generic 16C450 software
I
Pin compatibility with the industry-standard ST16C450/550, TL16C450/550,
PC16C450/550
I
Up to 3 Mbits/s transmit/receive operation at 5 V, 2 Mbits/s at 3.3 V, and
1 Mbit/s at 2.5 V
I
32 byte transmit FIFO
I
32 byte receive FIFO with error flags
I
Programmable auto-RTS and auto-CTS
N
In auto-CTS mode, CTS controls transmitter
N
In auto-RTS mode, RxFIFO contents and threshold control RTS
I
Automatic software/hardware flow control
I
Programmable Xon/Xoff characters
I
Software selectable Baud Rate Generator
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SC16C650AIA44,518 功能描述:UART 接口集成電路 16C 2.5V-5V 1CH UART 32B FIFO RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 數(shù)據(jù)速率:3 Mbps 電源電壓-最大:3.6 V 電源電壓-最小:2.7 V 電源電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LQFP-48 封裝:Reel
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