參數(shù)資料
型號(hào): 935270075551
廠商: NXP SEMICONDUCTORS
元件分類(lèi): 微控制器/微處理器
英文描述: 4 CHANNEL(S), 5M bps, SERIAL COMM CONTROLLER, PQFP80
封裝: 12 X 12 MM, 1.40 MM HEIGHT, PLASTIC, MS-026, SOT-315-1, LQFP-80
文件頁(yè)數(shù): 34/56頁(yè)
文件大小: 715K
代理商: 935270075551
Philips Semiconductors
SC16C554/554D
Quad UART with 16-byte FIFO and infrared (IrDA) encoder/decoder
Product data
Rev. 02 — 13 March 2003
4 of 53
9397 750 11002
Koninklijke Philips Electronics N.V. 2003. All rights reserved.
Fig 2.
SC16C554/554D block diagram (68 mode).
TRANSMIT
FIFO
REGISTERS
TXA-TXD
RECEIVE
SHIFT
REGISTER
RECEIVE
FIFO
REGISTERS
RXA-RXD
INTERCONNECT
B
US
LINES
AND
CONTR
OL
SIGNALS
SC16C554/554D
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
R/W
RESET
A0–A4
CS
REGISTER
SELECT
LOGIC
IRQ
TXRDY
RXRDY
INTERRUPT
CONTROL
LOGIC
002aaa343
FLOW
CONTROL
LOGIC
FLOW
CONTROL
LOGIC
IR
DECODER
IR
ENCODER
CLKSEL
16/68
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