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SC16C654B Datasheet(PDF) 3 Page - NXP Semiconductors

Part No. SC16C654B
Description  5 V, 3.3 V and 2.5 V quad UART, 5 Mbit/s (max.), with 64-byte FIFOs and infrared (IrDA) encoder/decoder
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
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SC16C654B Datasheet(HTML) 3 Page - NXP Semiconductors

 
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9397 750 14965
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Product data sheet
Rev. 02 — 20 June 2005
3 of 58
Philips Semiconductors
SC16C654B/654DB
5 V, 3.3 V and 2.5 V quad UART, 5 Mbit/s (max.) with 64-byte FIFOs
4.
Block diagram
Fig 1.
Block diagram of SC16C654B/654DB (16 mode)
DTRA to DTRD
RTSA to RTSD
TRANSMIT
FIFO
REGISTERS
TXA to TXD
RECEIVE
SHIFT
REGISTER
RECEIVE
FIFO
REGISTERS
RXA to RXD
SC16C654B/654DB
TRANSMIT
SHIFT
REGISTER
XTAL2
XTAL1
002aaa871
INTSEL
FLOW
CONTROL
LOGIC
CLKSEL
16/68
DATA BUS
AND
CONTROL
LOGIC
REGISTER
SELECT
LOGIC
INTERRUPT
CONTROL
LOGIC
D0 to D7
IOR
IOW
RESET
A0 to A2
CSA to CSD
INTA to INTD
TXRDY
RXRDY
CLOCK AND
BAUD RATE
GENERATOR
MODEM
CONTROL
LOGIC
CTSA to CTSD
RIA to RID
CDA to CDD
DSRA to DSRD
FLOW
CONTROL
LOGIC
IR
DECODER
IR
ENCODER


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