參數(shù)資料
型號: 935270056518
廠商: NXP SEMICONDUCTORS
元件分類: 微控制器/微處理器
英文描述: 4 CHANNEL(S), 5M bps, SERIAL COMM CONTROLLER, PQCC68
封裝: PLASTIC, MS-018, SOT-188-2, LCC-68
文件頁數(shù): 23/52頁
文件大?。?/td> 680K
代理商: 935270056518
Philips Semiconductors
SC16C754
Quad UART with 64-byte FIFO
Product data
Rev. 02 — 14 March 2003
3 of 49
9397 750 11192
Koninklijke Philips Electronics N.V. 2003. All rights reserved.
4.
Block diagram
Fig 1.
Block diagram.
TRANSMIT
FIFO
REGISTERS
TXA-TXD
RECEIVE
SHIFT
REGISTER
RECEIVE
FIFO
REGISTERS
RXA-RXD
INTERCONNECT
B
US
LINES
AND
CONTR
OL
SIGNALS
SC16C754
TRANSMIT
SHIFT
REGISTER
MODEM
CONTROL
LOGIC
DTRA-DTRD
RTSA-RTSD
CLOCK AND
BAUD RATE
GENERATOR
CTSA-CTSD
RIA-RID
CDA-CDD
DSRA-DSRD
XTAL2
XTAL1
DATA BUS
AND
CONTROL LOGIC
D0–D7
IOR
IOW
RESET
A0–A2
CSA-CSD
REGISTER
SELECT
LOGIC
INTA-INTD
TXRDY
RXRDY
INTERRUPT
CONTROL
LOGIC
002aaa206
INTSEL
FLOW
CONTROL
LOGIC
FLOW
CONTROL
LOGIC
CLKSEL
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